Cement base material is the maximum and most widely used man-made building material in nowadays.

目前水泥基材料已成为应用量最大和使用最广泛的人造建筑材料。

youdao

Cement base material is the maximum and most widely used man-made building material in nowadays.

目前水泥基材料已成为应用量最大和使用最广泛的人造建筑材料。

youdao