用这种垂准系统建立的高度较大的垂准基线，可以用于超高层建筑物施工和变形监测。

The vertical datum line set up by this system can be used to monitor deformation of the various building.

youdao

用这种垂准系统建立的高度较大的垂准基线，可以用于超高层建筑物施工和变形监测。

The vertical datum line set up by this system can be used to monitor deformation of the various building.

youdao