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。
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.
利用冀鲁豫测网的流动重力5期观测成果，探讨了重力场变化与封丘地震的关系。
In the light of the 5 periods of mobile gravity observation results of the Ji-Lu-Yu network, the relation between the gravity and the Fengqiu earthquake is discussed.
利用冀鲁豫测网的流动重力5期观测成果，探讨了重力场变化与封丘地震的关系。
In the light of the 5 periods of mobile gravity observation results of the Ji-Lu-Yu network, the relation between the gravity and the Fengqiu earthquake is discussed.
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