“abrasive dust”可以造什么句，abrasive dust造句
来源：语文精选馆 2.9W
It is not allowed to clean up cooling fluid and abrasive dust or to replace work-piece before the grinding wheel comes to a standstill.
The wear bag and box. With strong abrasive dust in the condition, the wear amount can be thought and is proportional to the concentration of dust.
