BSTI-এর পূর্ণ অভিব্যক্তি কী?
ক) Bangladesh Salt Testing Institute খ) Bangladesh Strategic Training Institute গ) Bangladesh Standards and Testing Institution ঘ) Bangladesh Society for Telecommunication and Information
প্রশ্ন ব্যাংক
ক) Bangladesh Salt Testing Institute খ) Bangladesh Strategic Training Institute গ) Bangladesh Standards and Testing Institution ঘ) Bangladesh Society for Telecommunication and Information