英语词汇“principle of virtual work”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	principle of virtual work
释义	WordReference Random House Unabridged Dictionary of American English © 2024 prin′ciple of vir′tual work′, [Mech.] Mechanicsthe principle that the total work done by all forces on a system in static equilibrium is zero for a set of infinitesimally small displacements.
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