图示力F在铅直面OABC内,并沿AC方向,则力F对x、y、z轴的矩应为()。 

A .https://assets.asklib.com/psource/2015103011372951430.jpg B .https://assets.asklib.com/psource/2015103011374143076.jpg C .https://assets.asklib.com/psource/2015103011375315031.jpg D .https://assets.asklib.com/psource/2015103011381076137.jpg

时间:2022-10-27 00:43:24 所属题库:第四章理论力学题库

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