powder coal ash

• 粉煤灰

powder coal ash的用法和样例：

例句

1. Ash is invited as a guest on a Goldenrod City radio program.
   粉煤灰是应邀作为嘉宾的一枝黄花市的广播节目。
2. This product is a new kind of kiln lining materials made with coal dust ceramisite.
   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。