同时介绍防止灰缝鼓起、裂缝、勾缝不密实的防治措施等。

Furthermore, the prevention measures for blowing up of mortar joint, crack and no dense joint are introduced.

youdao

同时介绍防止灰缝鼓起、裂缝、勾缝不密实的防治措施等。

Furthermore, the prevention measures for blowing up of mortar joint, crack and no dense joint are introduced.

youdao