指出下列各图中作平动的ABC刚体()。

A.<img src='https://img2.soutiyun.com//1/2021-05-21/990464424846244.png' /> B.<img src='https://img2.soutiyun.com//1/2021-05-21/990464431378504.png' /> C.<img src='https://img2.soutiyun.com//1/2021-05-21/990464439165624.png' /> D.<img src='https://img2.soutiyun.com//1/2021-05-21/990464444189988.png' />

时间:2024-04-08 23:13:08

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