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单词 parallelogram rule
释义

Collins Concise English Dictionary © HarperCollins Publishers::
parallelogram rule n
  1. a rule for finding the resultant of two vectors by constructing a parallelogram with two adjacent sides representing the magnitudes and directions of the vectors, the diagonal through the point of intersection of the vectors representing their resultant
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更新时间:2025/7/23 19:21:54