According to this, the paper puts forward a kind of new permeable base material, which is called porous concrete.

对此，本文研究一种新型的多孔混凝土排水基层材料。

youdao

According to this, the paper puts forward a kind of new permeable base material, which is called porous concrete.

对此，本文研究一种新型的多孔混凝土排水基层材料。

youdao