বিষয়:প্রকৌশল
প্রকৌশল
Books in this subject area deal with প্রকৌশল: the discipline and profession of acquiring and applying technical, scientific, and mathematical knowledge in order to design and implement materials, structures, machines, devices, systems, and processes that safely realize a desired objective.
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সকল বই
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নির্বাচিত বই
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