硅石

The commercial product however, containing silica and silicates, has a positive effect.

然而含有硅石和硅酸盐的工业品都有肯定的效果。

Beneficiation removes clay and silica to considerable extent.

富集操作除去粘土和硅石达到相当高的程度。

Silica, in fact, is a desirable impurity because it is one of the reactants.

硅石实际上是一种有用的杂质，因为它是一种反应剂。

He finds a pebble and rubs it clean a nice milky glow.

他找到一块硅石，擦干净，硅石发出乳白色的光芒。

Mineral deposits water spots , alumina, silica, soap scum, oxides , scale, rust.

金属沉淀物， 水垢，矾土， 硅石， 肥皂泡， 氧化物， 锈迹。