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বাংলাদেশ রেলওয়ের ৩টি চালু গেজ হলোঃ মিটারগেজ, ডুয়েলগেজ এবং ব্রডগেজ।
BRRI= Bangladesh Rice Research Institute
BRRI is located in Joydevpur, Gazipur.
FAO= Food & Agricultural Organization
United Nations Educational, Scientific and Cultural Organization
Random Access Memory
BADC=Bangladesh Agricultural Development Corporation