最后对重力网平差的质量控制方法进行了讨论。

At last, some quality control methods are discussed for the adjustment of gravity networks.

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结合重力测量，介绍利用GPS技术进行东海大桥跨海工程控制网的布设技术方案。

With reference to the gravity survey, this paper describes the schemes of control network layout used with global positioning system (GPS) technique for Donghai Bridge project over sea.

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