desilting area

• 沉淀面积,沉砂面积

desilting area的用法和样例：

例句

1. A new kind of special hexagonal leaning pipe,which has greater precipitation area and precipitation efficiency than the hexagonal alveolate leaning pipes.
   试验表明一种新型异型六边形斜管具有沉淀面积和沉淀效率大于六边形蜂窝斜管的特性。