It is also important that, wherever possible, provision be made for adequate drainage of exposed concrete surfaces.

在一切可能的地方提供足够的露天排水设备也是很重要的。

youdao

It is also important that, wherever possible, provision be made for adequate drainage of exposed concrete surfaces.

在一切可能的地方提供足够的露天排水设备也是很重要的。

youdao