杂质 的中文句子和英文句子

工人们正去除银中的杂质。

Workers are removing impurities from silver.


食物中有一些杂质。

There are some impurities in food.


石灰石吸咐了铁矿石中的杂质，形成浮在较重的铁水表面上的流动渣。

The limestone absorb impurity from the ore and form a fluid slag which floats on the surface of the heavier molten iron.