The paper introduces a PC-E500program for settlement observation field data col-lection, including its main functions and features, programing processes and several precautions in use.

文章介绍了PC - E500用于沉降变形监测外业数据采集程序的主要功能和特点，设计思路以及使用中的注意事项。

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Then an empirical settlement formula is provided based on the settlement mechanism of adjacent existing building and field observation data. Finally, some referable conclusions are obtained.

文中还根据建筑物沉降产生机理及工程实测资料提出了一种考虑邻近建筑物存在的地表沉陷估算方法。

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