题目内容

地下水位升高会引起自重应力增大。()

A. 对
B. 错

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地下水位下降会引起自重应力减小。()

A. 对
B. 错

地下水位下降会引起自重应力增大。()

A. 对
B. 错

There arecircles on the back and shoulders of Michael Phelps, which are marks left over from therapy.

In China, people try cupping therapy when they have or muscles.

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