“粒度”造句

粒度一般是向上递减的.
There is a general decrease in grain size upward.

我们必须用具有相当数量的最小颗粒的粒度.
We must use the smallest size of solid present in appreciable quantity.

从具有不同骨料粒度的立方浇注块中切出方形板块.
Square slabs were cut from cubes cast with various aggregate sizes.

• #粒度