{"id":2936,"date":"2021-07-30T02:26:20","date_gmt":"2021-07-30T02:26:20","guid":{"rendered":"https:\/\/scientificbangladesh.com\/?p=2936"},"modified":"2024-05-11T22:20:44","modified_gmt":"2024-05-11T16:20:44","slug":"%e0%a6%ac%e0%a6%bf%e0%a6%b6%e0%a7%8d%e0%a6%ac%e0%a7%87-%e0%a6%8f%e0%a6%95%e0%a6%9c%e0%a6%a8%e0%a7%87%e0%a6%b0-%e0%a6%ae%e0%a7%83%e0%a6%a4%e0%a7%8d%e0%a6%af%e0%a7%81%e0%a6%b0-%e0%a6%9c%e0%a6%a8","status":"publish","type":"post","link":"https:\/\/scientificbangladesh.com\/bn\/%e0%a6%ac%e0%a6%bf%e0%a6%b6%e0%a7%8d%e0%a6%ac%e0%a7%87-%e0%a6%8f%e0%a6%95%e0%a6%9c%e0%a6%a8%e0%a7%87%e0%a6%b0-%e0%a6%ae%e0%a7%83%e0%a6%a4%e0%a7%8d%e0%a6%af%e0%a7%81%e0%a6%b0-%e0%a6%9c%e0%a6%a8\/","title":{"rendered":"\u09ac\u09bf\u09b6\u09cd\u09ac\u09c7 \u098f\u0995\u099c\u09a8\u09c7\u09b0 \u09ae\u09c3\u09a4\u09cd\u09af\u09c1\u09b0 \u099c\u09a8\u09cd\u09af \u09a6\u09be\u09df\u09c0 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u0995\u09b0\u09c7 \u09a4\u09bf\u09a8\u099c\u09a8 \u0986\u09ae\u09c7\u09b0\u09bf\u0995\u09be\u09a8"},"content":{"rendered":"<p><strong>\u09ae\u09c1: \u09ae\u09be\u09b9\u09ac\u09c1\u09ac\u09c1\u09b0 \u09b0\u09b9\u09ae\u09be\u09a8<\/strong><\/p>\n<p>\u09b8\u09ae\u0997\u09cd\u09b0 \u09ac\u09bf\u09b6\u09cd\u09ac\u09c7 \u099c\u09c0\u09ac\u09be\u09b6\u09cd\u09ae \u099c\u09cd\u09ac\u09be\u09b2\u09be\u09a8\u09bf\u09b0 \u09aa\u09cd\u09b0\u09a7\u09be\u09a8 \u09a6\u09c1\u099f\u09bf \u0989\u09aa\u09be\u09a6\u09be\u09a8 \u09b9\u09b2 \u0995\u09df\u09b2\u09be \u0986\u09b0 \u09a1\u09bf\u099c\u09c7\u09b2\u0964 \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c0\u09a6\u09c7\u09b0 \u09ae\u09a4\u09c7 \u0995\u09df\u09b2\u09be \u09a5\u09c7\u0995\u09c7 \u09b8\u09ac\u099a\u09c7\u09df\u09c7 \u09ac\u09c7\u09b6\u09bf \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987 \u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 \u0997\u09cd\u09af\u09be\u09b8 \u09a4\u09c8\u09b0\u09bf \u09b9\u09df \u098f\u09ac\u0982 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7 \u09a6\u09be\u09df\u09c0 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09df \u0989\u09aa\u09be\u09a6\u09be\u09a8 \u09b9\u09b2\u09cb \u09a1\u09bf\u099c\u09c7\u09b2 \u09ac\u09be \u09a4\u09c7\u09b2\u0964 \u0986\u09b0 \u099c\u09b2\u09ac\u09be\u09df\u09c1 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8 \u09a4\u09a5\u09be \u09ac\u09c8\u09b6\u09cd\u09ac\u09bf\u0995 \u0989\u09b7\u09cd\u09a3\u09be\u09df\u09a8\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09b8\u09ac\u099a\u09c7\u09df\u09c7 \u09ac\u09c7\u09b6\u09bf \u09a6\u09be\u09df\u09c0 \u09b9\u09b2\u09cb \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987 \u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 \u0995\u09bf\u0982\u09ac\u09be \u09b8\u0982\u0995\u09cd\u09b7\u09c7\u09aa\u09c7 \u09ac\u09b2\u09b2\u09c7 \u0995\u09be\u09b0\u09cd\u09ac\u09a8\u0964<\/p>\n<p>\u09ac\u09bf\u09b6\u09cd\u09ac\u09c7\u09b0 \u09a7\u09a8\u09c0 \u09a6\u09c7\u09b6 \u0995\u09bf\u0982\u09ac\u09be \u09a7\u09a8\u09c0 \u09ae\u09be\u09a8\u09c1\u09b7\u0997\u09c1\u09b2\u09cb\u09b0 \u09ac\u09bf\u09b2\u09be\u09b8\u09bf\u09a4\u09be\u0987 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09a6\u09be\u09df\u09c0\u0964 \u099c\u09be\u09a4\u09bf\u09b8\u0982\u0998\u09c7\u09b0 \u098f\u09aa\u09cd\u09b0\u09bf\u09b2\u09c7 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09bf\u09a4 \u098f\u0995\u099f\u09bf \u09b0\u09bf\u09aa\u09cb\u09b0\u09cd\u099f\u09c7 \u09ac\u09b2\u09be \u09b9\u09df\u09c7\u099b\u09c7, \u09ac\u09bf\u09b6\u09cd\u09ac\u09c7\u09b0 \u09a7\u09a8\u09c0 \u09e7 \u09b6\u09a4\u09be\u0982\u09b6 \u09ae\u09be\u09a8\u09c1\u09b7 \u09ac\u09bf\u09b6\u09cd\u09ac\u09c7\u09b0 \u09a6\u09b0\u09bf\u09a6\u09cd\u09b0 \u09eb\u09e6 \u09b6\u09a4\u09be\u0982\u09b6 \u09ae\u09be\u09a8\u09c1\u09b7\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09df \u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u0995\u09b0\u09c7\u0964 \u0990 \u0997\u09ac\u09c7\u09b7\u09a3\u09be \u09aa\u09cd\u09b0\u09a4\u09bf\u09ac\u09c7\u09a6\u09a8\u09c7 \u09a6\u09c7\u0996\u09be \u0997\u09c7\u099b\u09c7, \u09e7\u09ef\u09ef\u09e6 \u09a5\u09c7\u0995\u09c7 \u09e8\u09e6\u09e7\u09eb \u09b8\u09be\u09b2 \u09aa\u09b0\u09cd\u09af\u09a8\u09cd\u09a4 \u09ac\u09bf\u09b6\u09cd\u09ac\u09c7\u09b0 \u09a7\u09a8\u09c0 \u09eb \u09b6\u09a4\u09be\u0982\u09b6 \u09ae\u09be\u09a8\u09c1\u09b7 \u09e9\u09ed \u09b6\u09a4\u09be\u0982\u09b6 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u0995\u09b0\u09c7\u099b\u09c7\u0964<\/p>\n<p>\u0986\u09b0 \u09b8\u09ae\u09cd\u09aa\u09cd\u09b0\u09a4\u09bf \u098f\u0995 \u0997\u09ac\u09c7\u09b7\u09a3\u09be \u09aa\u09cd\u09b0\u09a4\u09bf\u09ac\u09c7\u09a6\u09a8\u09c7 \u09ac\u09b2\u09be \u09b9\u09df\u09c7\u099b\u09c7 \u09a4\u09bf\u09a8 \u099c\u09a8 \u0986\u09ae\u09c7\u09b0\u09bf\u0995\u09be\u09a8 \u09a4\u09be\u09a6\u09c7\u09b0 \u09a6\u09c8\u09a8\u09a8\u09cd\u09a6\u09bf\u09a8 \u09ac\u09bf\u09b2\u09be\u09b8\u09bf\u09a4\u09be\u09df \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u09b0\u09cd\u0997\u09ae\u09a8 \u0995\u09b0\u09c7 \u09a4\u09be \u09aa\u09cd\u09b0\u09a4\u09bf\u09a6\u09bf\u09a8 \u098f\u0995\u099c\u09a8 \u09ae\u09be\u09a8\u09c1\u09b7 \u09b9\u09a4\u09cd\u09af\u09be \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7 \u098f\u09ae\u09a8 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0989\u09b7\u09cd\u09a3\u09a4\u09be \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u0995\u09b0\u09c7\u0964 \u09ac\u09cd\u09b0\u09bf\u099f\u09bf\u09b6 \u09b8\u0982\u09ac\u09be\u09a6\u09ae\u09be\u09a7\u09cd\u09af\u09ae \u09a6\u09cd\u09af \u0997\u09be\u09b0\u09cd\u09a1\u09bf\u09df\u09be\u09a8\u09c7 \u09e8\u09ef \u099c\u09c1\u09b2\u09be\u0987 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09bf\u09a4 \u09aa\u09cd\u09b0\u09a4\u09bf\u09ac\u09c7\u09a6\u09a8\u09c7 \u0990 \u0997\u09ac\u09c7\u09b7\u09a3\u09be\u09b0 \u09ab\u09b2\u09be\u09ab\u09b2 \u09a8\u09bf\u09df\u09c7 \u0986\u09b2\u09cb\u099a\u09a8\u09be\u09df \u09ac\u09b2\u09be \u09b9\u09df\u09c7\u099b\u09c7, \u0997\u09dc\u09c7 \u09ae\u09be\u09b0\u09cd\u0995\u09bf\u09a8 \u09af\u09c1\u0995\u09cd\u09a4\u09b0\u09be\u09b7\u09cd\u099f\u09cd\u09b0\u09c7\u09b0 \u09a4\u09bf\u09a8\u099c\u09a8 \u09a8\u09be\u0997\u09b0\u09bf\u0995 \u09a4\u09be\u09a6\u09c7\u09b0 \u09a6\u09c8\u09a8\u09a8\u09cd\u09a6\u09bf\u09a8 \u099c\u09c0\u09ac\u09a8\u09a7\u09be\u09b0\u09be \u0985\u09a8\u09c1\u09af\u09be\u09df\u09c0 \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7 \u09ad\u09c2\u09ae\u09bf\u0995\u09be \u09b0\u09be\u0996\u09c7\u09a8, \u09a4\u09be \u09ac\u09c8\u09b6\u09cd\u09ac\u09bf\u0995 \u0989\u09b7\u09cd\u09a3\u09be\u09df\u09a8 \u09ac\u09be\u09dc\u09bf\u09df\u09c7 \u098f\u0995\u099c\u09a8 \u09ae\u09be\u09a8\u09c1\u09b7\u09c7\u09b0 \u09ae\u09c3\u09a4\u09cd\u09af\u09c1\u09b0 \u099c\u09a8\u09cd\u09af \u09af\u09a5\u09c7\u09b7\u09cd\u099f\u0964 \u098f \u099b\u09be\u09dc\u09be \u09a6\u09c7\u09b6\u099f\u09bf\u09b0 \u098f\u0995\u099f\u09bf \u0995\u09df\u09b2\u09be\u099a\u09be\u09b2\u09bf\u09a4 \u09ac\u09bf\u09a6\u09cd\u09af\u09c1\u09ce\u0995\u09c7\u09a8\u09cd\u09a6\u09cd\u09b0 \u09a5\u09c7\u0995\u09c7 \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u0998\u099f\u09c7, \u09a4\u09be\u09b0 \u09ab\u09b2\u09c7 \u09ac\u09c8\u09b6\u09cd\u09ac\u09bf\u0995 \u0989\u09b7\u09cd\u09a3\u09be\u09df\u09a8\u09c7 \u09ef \u09b6\u09a4\u09be\u09a7\u09bf\u0995 \u09ae\u09be\u09a8\u09c1\u09b7\u09c7\u09b0 \u09ae\u09c3\u09a4\u09cd\u09af\u09c1 \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7\u0964<\/p>\n<p>\u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7\u09b0 \u09aa\u09cd\u09b0\u09be\u09a3\u09b9\u09be\u09a8\u09bf\u099c\u09a8\u09bf\u09a4 \u0995\u09cd\u09b7\u09a4\u09bf \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09a3\u09ae\u09c2\u09b2\u0995 \u098f\u099f\u09be\u0987 \u09aa\u09cd\u09b0\u09a5\u09ae \u0997\u09ac\u09c7\u09b7\u09a3\u09be \u09ac\u09b2\u09c7 \u09a6\u09cd\u09af \u0997\u09be\u09b0\u09cd\u09a1\u09bf\u09df\u09be\u09a8\u09c7\u09b0 \u09aa\u09cd\u09b0\u09a4\u09bf\u09ac\u09c7\u09a6\u09a8\u09c7 \u0989\u09b2\u09cd\u09b2\u09c7\u0996 \u0995\u09b0\u09be \u09b9\u09df\u09c7\u099b\u09c7\u0964 \u098f\u0987 \u0997\u09ac\u09c7\u09b7\u09a3\u09be \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09ac\u09bf\u09b7\u09df\u0995 \u099c\u09be\u09b0\u09cd\u09a8\u09be\u09b2 \u09a8\u09c7\u099a\u09be\u09b0 \u0995\u09ae\u09bf\u0989\u09a8\u09bf\u0995\u09c7\u09b6\u09a8\u09b8\u09c7 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09bf\u09a4 \u09b9\u09df\u09c7\u099b\u09c7\u0964 \u0997\u09ac\u09c7\u09b7\u09a3\u09be\u09df \u09a6\u09c7\u09b6\u09c7 \u09a6\u09c7\u09b6\u09c7 \u09ae\u09be\u09a8\u09c1\u09b7 \u09a4\u09be\u09b0 \u099c\u09c0\u09ac\u09a8\u09be\u099a\u09b0\u09a3\u09c7 \u0995\u09c0 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7 \u09ad\u09c2\u09ae\u09bf\u0995\u09be \u09b0\u09be\u0996\u09c7, \u09b8\u09c7\u099f\u09be \u09a4\u09c1\u09b2\u09c7 \u09a7\u09b0\u09be \u09b9\u09df\u09c7\u099b\u09c7\u0964 \u0985\u09b0\u09cd\u09a5\u09be\u09ce \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7\u09b0 \u09ab\u09b2\u09c7 \u09b8\u09c3\u09b7\u09cd\u099f \u099c\u09b2\u09ac\u09be\u09df\u09c1 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8\u09c7 \u09b8\u09ae\u09cd\u09ad\u09be\u09ac\u09cd\u09af \u09ae\u09c3\u09a4\u09cd\u09af\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be\u09b0 \u09b9\u09bf\u09b8\u09be\u09ac \u09a4\u09c1\u09b2\u09c7 \u09a7\u09b0\u09be\u09b0 \u099a\u09c7\u09b7\u09cd\u099f\u09be \u0995\u09b0\u09be \u09b9\u09df\u09c7\u099b\u09c7 \u098f\u0987 \u0997\u09ac\u09c7\u09b7\u09a3\u09be\u09df\u0964 \u2018\u0995\u09be\u09b0\u09cd\u09ac\u09a8\u09c7\u09b0 \u09b8\u09be\u09ae\u09be\u099c\u09bf\u0995 \u09ac\u09cd\u09af\u09df\u2019 \u09b6\u09c0\u09b0\u09cd\u09b7\u0995 \u098f\u0987 \u0997\u09ac\u09c7\u09b7\u09a3\u09be \u09aa\u09cd\u09b0\u09a4\u09bf\u09ac\u09c7\u09a6\u09a8\u09c7 \u09ac\u09b2\u09be \u09b9\u09df, \u0997\u09dc\u09c7 \u09e9 \u09a6\u09b6\u09ae\u09bf\u0995 \u09eb \u099c\u09a8 \u09ae\u09be\u09b0\u09cd\u0995\u09bf\u09a8 \u09a4\u09be\u0981\u09b0 \u099c\u09c0\u09ac\u09a6\u09cd\u09a6\u09b6\u09be\u09df \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7 \u09ad\u09c2\u09ae\u09bf\u0995\u09be \u09b0\u09be\u0996\u09c7\u09a8, \u09b8\u09c7\u0987 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u0995\u09b0\u09c7\u09a8 \u09e8\u09eb \u099c\u09a8 \u09ac\u09cd\u09b0\u09be\u099c\u09bf\u09b2\u09bf\u09df\u09be\u09a8 \u09ac\u09be \u09e7\u09ea\u09ec \u099c\u09a8 \u09a8\u09be\u0987\u099c\u09c7\u09b0\u09bf\u09df\u09be\u09a8\u0964<\/p>\n<p>\u0997\u09ac\u09c7\u09b7\u09a3\u09be\u09df \u09a6\u09c7\u0996\u09be \u0997\u09c7\u099b\u09c7, \u09e8\u09e6\u09e8\u09e6 \u09b8\u09be\u09b2\u09c7 \u09b8\u09cd\u09ac\u09be\u09ad\u09be\u09ac\u09bf\u0995 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u09b0\u09cd\u0997\u09ae\u09a8 \u09b9\u09be\u09b0\u09c7\u09b0 \u09ac\u09be\u0987\u09b0\u09c7 \u09ac\u09be\u09df\u09c1\u09ae\u09a3\u09cd\u09a1\u09b2\u09c7 \u099a\u09be\u09b0 \u09b9\u09be\u099c\u09be\u09b0 \u09ea\u09e9\u09ea \u099f\u09a8 \u0985\u09a4\u09bf\u09b0\u09bf\u0995\u09cd\u09a4 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987 \u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 \u09aa\u09cd\u09b0\u09ac\u09c7\u09b6 \u0995\u09b0\u09c7\u099b\u09c7\u0964 \u098f\u09a4\u09c7 \u09ac\u09b2\u09be \u09b9\u09df, \u09af\u09c7 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u09ac\u09c7\u09dc\u09c7\u099b\u09c7, \u09a4\u09be\u09b0 \u0995\u09be\u09b0\u09a3\u09c7 \u09ac\u09c8\u09b6\u09cd\u09ac\u09bf\u0995 \u0989\u09b7\u09cd\u09a3\u09be\u09df\u09a8\u09c7\u09b0 \u09ab\u09b2\u09c7 \u09ac\u09bf\u09b6\u09cd\u09ac\u09ac\u09cd\u09af\u09be\u09aa\u09c0 \u098f\u0995\u099c\u09a8 \u09ac\u09cd\u09af\u0995\u09cd\u09a4\u09bf\u09b0 \u0985\u0995\u09be\u09b2\u09ae\u09c3\u09a4\u09cd\u09af\u09c1 \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7\u0964 \u098f\u0987 \u09ac\u09be\u09dc\u09a4\u09bf \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a1\u09be\u0987 \u0985\u0995\u09cd\u09b8\u09be\u0987\u09a1 \u09ac\u09b0\u09cd\u09a4\u09ae\u09be\u09a8\u09c7 \u09e9 \u09a6\u09b6\u09ae\u09bf\u0995 \u09eb \u099c\u09a8 \u0986\u09ae\u09c7\u09b0\u09bf\u0995\u09be\u09a8\u09c7\u09b0 \u0997\u09dc \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7\u09b0 \u09b8\u09ae\u09a4\u09c1\u09b2\u09cd\u09af\u0964<\/p>\n<p>\u0997\u09ac\u09c7\u09b7\u09a3\u09be\u09df \u0986\u09b0\u09cb \u09a6\u09c7\u0996\u09be \u09af\u09be\u09df, \u09af\u09c1\u0995\u09cd\u09a4\u09b0\u09be\u09b7\u09cd\u099f\u09cd\u09b0\u09c7\u09b0 \u09ac\u09bf\u09a6\u09cd\u09af\u09c1\u09ce\u0995\u09c7\u09a8\u09cd\u09a6\u09cd\u09b0\u0997\u09c1\u09b2\u09cb \u0997\u09a4 \u09ac\u099b\u09b0\u09c7\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09df \u09ea\u09e6 \u09b2\u09be\u0996 \u09ae\u09c7\u099f\u09cd\u09b0\u09bf\u0995 \u099f\u09a8\u09c7\u09b0 \u09ac\u09c7\u09b6\u09bf \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u0995\u09b0\u09c7\u099b\u09c7\u0964 \u098f\u09b0 \u09ab\u09b2\u09c7 \u099a\u09b2\u09a4\u09bf \u09b6\u09a4\u09be\u09ac\u09cd\u09a6\u09c0\u09b0 \u09b6\u09c7\u09b7 \u09a8\u09be\u0997\u09be\u09a6 \u09ef\u09e6\u09ea \u099c\u09a8 \u09ae\u09be\u09a8\u09c1\u09b7 \u09ae\u09be\u09b0\u09be \u09af\u09c7\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7 \u09ac\u09b2\u09c7 \u09a7\u09be\u09b0\u09a3\u09be \u0995\u09b0\u099b\u09c7\u09a8 \u0997\u09ac\u09c7\u09b7\u0995\u09c7\u09b0\u09be\u0964 \u09a4\u09ac\u09c7 \u09e8\u09e6\u09eb\u09e6 \u09b8\u09be\u09b2\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7\u09b0 \u09b9\u09be\u09b0 \u0995\u09ae\u09be\u09a4\u09c7 \u09aa\u09be\u09b0\u09b2\u09c7 \u099a\u09b2\u09a4\u09bf \u09b6\u09a4\u09be\u09ac\u09cd\u09a6\u09c0\u09b0 \u09b6\u09c7\u09b7 \u09a6\u09bf\u0995\u09c7 \u09ac\u09bf\u09b6\u09cd\u09ac\u09c7\u09b0 \u09aa\u09cd\u09b0\u09be\u09df \u09ed \u0995\u09cb\u099f\u09bf \u09ea\u09e6 \u09b2\u09be\u0996 \u09ae\u09be\u09a8\u09c1\u09b7\u09c7\u09b0 \u099c\u09c0\u09ac\u09a8 \u09b0\u0995\u09cd\u09b7\u09be \u0995\u09b0\u09be \u09b8\u09ae\u09cd\u09ad\u09ac\u0964<\/p>\n<p>\u0997\u09ac\u09c7\u09b7\u09a3\u09be\u09aa\u09a4\u09cd\u09b0\u09c7\u09b0 \u09b2\u09c7\u0996\u0995 \u0995\u09b2\u09be\u09ae\u09cd\u09ac\u09bf\u09df\u09be \u09ac\u09bf\u09b6\u09cd\u09ac\u09ac\u09bf\u09a6\u09cd\u09af\u09be\u09b2\u09df\u09c7\u09b0 \u0986\u09b0\u09cd\u09a5 \u0987\u09a8\u09b8\u09cd\u099f\u09bf\u099f\u09bf\u0989\u099f\u09c7\u09b0 \u09a1\u09c7\u09a8\u09bf\u09df\u09c7\u09b2 \u09ac\u09cd\u09b0\u09c7\u09b8\u09b2\u09be\u09b0 \u09ac\u09b2\u09c7\u09a8, \u2018\u2018\u098f\u0996\u09a8 \u09af\u09c7 \u099c\u09b2\u09ac\u09be\u09df\u09c1 \u09a8\u09c0\u09a4\u09bf\u09ae\u09be\u09b2\u09be \u09b0\u09df\u09c7\u099b\u09c7, \u09b8\u09c7\u099f\u09be \u0986\u09b0\u0993 \u0995\u09a0\u09cb\u09b0 \u0995\u09b0\u09b2\u09c7 \u0989\u09b2\u09cd\u09b2\u09c7\u0996\u09af\u09cb\u0997\u09cd\u09af\u09b8\u0982\u0996\u09cd\u09af\u0995 \u099c\u09c0\u09ac\u09a8 \u09ac\u09be\u0981\u099a\u09be\u09a8\u09cb \u09b8\u09ae\u09cd\u09ad\u09ac\u0964 \u0986\u09ae\u09bf \u0985\u09ac\u09be\u0995 \u09b9\u09df\u09c7\u099b\u09bf, \u098f\u09a4 \u09ac\u09c7\u09b6\u09bf \u09ae\u09be\u09a8\u09c1\u09b7\u09c7\u09b0 \u09ae\u09c3\u09a4\u09cd\u09af\u09c1 \u09b9\u099a\u09cd\u099b\u09c7! \u098f\u0987 \u09ae\u09c3\u09a4\u09cd\u09af\u09c1\u09b8\u0982\u0996\u09cd\u09af\u09be \u09a8\u09bf\u09df\u09c7 \u0995\u09bf\u099b\u09c1\u099f\u09be \u0985\u09a8\u09bf\u09b6\u09cd\u099a\u09af\u09bc\u09a4\u09be \u09b0\u09af\u09bc\u09c7\u099b\u09c7, \u09a4\u09ac\u09c7 \u099c\u09b2\u09ac\u09be\u09df\u09c1\u099c\u09a8\u09bf\u09a4 \u0995\u09be\u09b0\u09a3\u09c7 \u09ae\u09c3\u09a4\u09cd\u09af\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be\u099f\u09be \u0995\u09ae \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7, \u0986\u09ac\u09be\u09b0 \u0985\u09a8\u09c7\u0995 \u09ac\u09c7\u09b6\u09bf\u0993 \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7\u0964\u2019\u2019<\/p>\n<p>\u09ac\u09cd\u09b0\u09c7\u09b8\u09b2\u09be\u09b0 \u0989\u09b2\u09cd\u09b2\u09c7\u0996 \u0995\u09b0\u09c7\u09a8 \u09a4\u09be\u0981\u09b0 \u0997\u09ac\u09c7\u09b7\u09a3\u09be\u09aa\u09a4\u09cd\u09b0\u099f\u09bf \u09ac\u09cd\u09af\u09be\u0995\u09cd\u09a4\u09bf\u0997\u09a4 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3\u09c7\u09b0 \u09aa\u09cd\u09b0\u09ad\u09be\u09ac \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09bf\u09a4, \u09a4\u09ac\u09c7 \u09a4\u09bf\u09a8\u09bf \u09ae\u09a8\u09c7 \u0995\u09b0\u09c7\u09a8 \u09af\u09c7\u09b8\u09ac \u09a8\u09c0\u09a4\u09bf\u09b0 \u0995\u09be\u09b0\u09a3\u09c7 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u0995\u09ae\u09be\u09a8\u09cb \u09af\u09be\u099a\u09cd\u099b\u09c7 \u09a8\u09be \u09b8\u09c7\u09a6\u09bf\u0995\u09c7 \u09b8\u09ac\u09be\u09b0 \u09a8\u099c\u09b0 \u09a6\u09c7\u09df\u09be \u0989\u099a\u09bf\u09a4\u0964 \u09a4\u09bf\u09a8\u09bf \u09ac\u09b2\u09c7\u09a8, \u2018\u2018\u0995\u09be\u09b0\u09cb\u09b0\u0987 \u09a8\u09bf\u099c\u09c7\u09b0 \u0995\u09be\u09b0\u09a3\u09c7 \u0985\u09a8\u09cd\u09af\u0995\u09c7\u0989 \u0995\u09cd\u09b7\u09a4\u09bf\u0997\u09cd\u09b0\u09b8\u09cd\u09a5 \u09b9\u099a\u09cd\u099b\u09c7 \u09b8\u09c7\u099f\u09be \u09ac\u09cd\u09af\u0995\u09cd\u09a4\u09bf\u0997\u09a4\u09ad\u09be\u09ac\u09c7 \u09a8\u09c7\u09df\u09be \u0989\u099a\u09bf\u09a4 \u09a8\u09df, \u0995\u09be\u09b0\u09a3 \u0995\u09be\u09b0\u09cd\u09ac\u09a8 \u09a8\u09bf\u0983\u09b8\u09b0\u09a3 \u09ae\u09c2\u09b2\u09a4: \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u09ac\u09b8\u09ac\u09be\u09b8 \u09b8\u0982\u09b8\u09cd\u0995\u09c3\u09a4\u09bf \u0993 \u0986\u09a7\u09c1\u09a8\u09bf\u0995 \u09aa\u09cd\u09b0\u09af\u09c1\u0995\u09cd\u09a4\u09bf\u09b0 \u0989\u09aa\u09b0 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0\u09b6\u09c0\u09b2\u0964\u2019\u2019<\/p>\n<p><strong>\u09ae\u09c1: \u09ae\u09be\u09b9\u09ac\u09c1\u09ac\u09c1\u09b0 \u09b0\u09b9\u09ae\u09be\u09a8;<\/strong> \u09a8\u09bf\u0989\u099c\u09bf\u09b2\u09cd\u09af\u09be\u09a8\u09cd\u09a1\u09c7\u09b0 \u09ae\u09c7\u09b8\u09bf \u0987\u0989\u09a8\u09bf\u09ad\u09be\u09b0\u09cd\u09b8\u09bf\u099f\u09bf\u09b0 \u09aa\u09bf\u098f\u0987\u099a\u09a1\u09bf \u0997\u09ac\u09c7\u09b7\u0995<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u09ae\u09c1: \u09ae\u09be\u09b9\u09ac\u09c1\u09ac\u09c1\u09b0 \u09b0\u09b9\u09ae\u09be\u09a8 \u09b8\u09ae\u0997\u09cd\u09b0 \u09ac\u09bf\u09b6\u09cd\u09ac\u09c7 \u099c\u09c0\u09ac\u09be\u09b6\u09cd\u09ae \u099c\u09cd\u09ac\u09be\u09b2\u09be\u09a8\u09bf\u09b0 \u09aa\u09cd\u09b0\u09a7\u09be\u09a8 \u09a6\u09c1\u099f\u09bf \u0989\u09aa\u09be\u09a6\u09be\u09a8 \u09b9\u09b2 \u0995\u09df\u09b2\u09be \u0986\u09b0 \u09a1\u09bf\u099c\u09c7\u09b2\u0964 \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c0\u09a6\u09c7\u09b0 \u09ae\u09a4\u09c7 \u0995\u09df\u09b2\u09be \u09a5\u09c7\u0995\u09c7 \u09b8\u09ac\u099a\u09c7\u09df\u09c7 \u09ac\u09c7\u09b6\u09bf [&hellip;]<\/p>\n","protected":false},"author":516,"featured_media":5777,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[647,170],"tags":[],"class_list":["post-2936","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-featured","category-170"],"rttpg_featured_image_url":{"full":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel.jpg",990,558,false],"landscape":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel.jpg",990,558,false],"portraits":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel.jpg",990,558,false],"thumbnail":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel-150x85.jpg",150,85,true],"medium":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel-300x169.jpg",300,169,true],"large":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel.jpg",990,558,false],"1536x1536":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel.jpg",990,558,false],"2048x2048":["https:\/\/scientificbangladesh.com\/bn\/wp-content\/uploads\/2021\/07\/coal-fuel.jpg",990,558,false]},"rttpg_author":{"display_name":"Md Mahbubur Rahman","author_link":"https:\/\/scientificbangladesh.com\/bn\/author\/mahbubcare\/"},"rttpg_comment":0,"rttpg_category":"<a href=\"https:\/\/scientificbangladesh.com\/bn\/category\/featured\/\" rel=\"category tag\">Featured<\/a> <a href=\"https:\/\/scientificbangladesh.com\/bn\/category\/%e0%a6%aa%e0%a7%8d%e0%a6%b0%e0%a6%a4%e0%a6%bf%e0%a6%ac%e0%a7%87%e0%a6%a6%e0%a6%a8\/%e0%a6%b8%e0%a7%8d%e0%a6%ac%e0%a6%be%e0%a6%b8%e0%a7%8d%e0%a6%a5%e0%a7%8d%e0%a6%af-%e0%a6%93-%e0%a6%aa%e0%a6%b0%e0%a6%bf%e0%a6%ac%e0%a7%87%e0%a6%b6-%e0%a6%ac%e0%a6%bf%e0%a6%9c%e0%a7%8d%e0%a6%9e\/\" rel=\"category tag\">\u09b8\u09cd\u09ac\u09be\u09b8\u09cd\u09a5\u09cd\u09af \u0993 \u09aa\u09b0\u09bf\u09ac\u09c7\u09b6 \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8<\/a>","rttpg_excerpt":"\u09ae\u09c1: \u09ae\u09be\u09b9\u09ac\u09c1\u09ac\u09c1\u09b0 \u09b0\u09b9\u09ae\u09be\u09a8 \u09b8\u09ae\u0997\u09cd\u09b0 \u09ac\u09bf\u09b6\u09cd\u09ac\u09c7 \u099c\u09c0\u09ac\u09be\u09b6\u09cd\u09ae \u099c\u09cd\u09ac\u09be\u09b2\u09be\u09a8\u09bf\u09b0 \u09aa\u09cd\u09b0\u09a7\u09be\u09a8 \u09a6\u09c1\u099f\u09bf \u0989\u09aa\u09be\u09a6\u09be\u09a8 \u09b9\u09b2 \u0995\u09df\u09b2\u09be \u0986\u09b0 \u09a1\u09bf\u099c\u09c7\u09b2\u0964 \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c0\u09a6\u09c7\u09b0 \u09ae\u09a4\u09c7 \u0995\u09df\u09b2\u09be \u09a5\u09c7\u0995\u09c7 \u09b8\u09ac\u099a\u09c7\u09df\u09c7 \u09ac\u09c7\u09b6\u09bf [&hellip;]","_links":{"self":[{"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/posts\/2936","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/users\/516"}],"replies":[{"embeddable":true,"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/comments?post=2936"}],"version-history":[{"count":0,"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/posts\/2936\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/media\/5777"}],"wp:attachment":[{"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/media?parent=2936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/categories?post=2936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/scientificbangladesh.com\/bn\/wp-json\/wp\/v2\/tags?post=2936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}