heavy soda ash

例句：

1. 1.He poured the heavy soda ash into the pot and stirred it well.
   他往锅里倒重碱石粉并搅拌。
2. 2.The heavy soda ash was used to make concrete.
   重碱石粉被用来制作混凝土。
3. 3. The heavy soda ash is a valuable resource for building materials.
   重碱石粉是建筑材料的宝贵资源。