Perspective method and plumbing method are used to control quality in the construction, achieving a good effect.

施工中采用拉线透视方法、吊线法进行质量控制，效果较好。

youdao

Perspective method and plumbing method are used to control quality in the construction, achieving a good effect.

施工中采用拉线透视方法、吊线法进行质量控制，效果较好。

youdao