n. 比重计,重力计
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- First of all, You have to design the gravimetric network and a base station. Gravimeter observation are usually made at the corner of the square grid.
首先必须设计和布置测网,选择一个测量基点,而这些测网交点便是重力测量的观察点。收藏
开心词场背单词
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名词解释: