DRDL stands for what?
(A) Department of research and development laboratory
(B) Defence research and development laboratory
(C) Differential research and Documentation Laboratory
(D) None of the above
Correct Option is: B
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DRDL stands for what?
(A) Department of research and development laboratory
(B) Defence research and development laboratory
(C) Differential research and Documentation Laboratory
(D) None of the above
Correct Option is: B