These advantages make cast-in-place concrete hollow floor are applied in a growing number of construction.

这些优点使得现浇混凝土空心楼盖在越来越多的建筑工程中得到应用。

youdao

These advantages make cast-in-place concrete hollow floor are applied in a growing number of construction.

这些优点使得现浇混凝土空心楼盖在越来越多的建筑工程中得到应用。

youdao