本产品是以粉煤灰陶粒为主要原料制成的一种新型窑衬材料。

This product is a new kind of kiln lining materials made with coal dust ceramisite.

youdao

本产品是以粉煤灰陶粒为主要原料制成的一种新型窑衬材料。

This product is a new kind of kiln lining materials made with coal dust ceramisite.

youdao