In the construction work, the amount of building mortar is only inferior to the concrete.

在建筑工程中，建筑砂浆的用量仅次于混凝土。

youdao

In the construction work, the amount of building mortar is only inferior to the concrete.

在建筑工程中，建筑砂浆的用量仅次于混凝土。

youdao