“硅石”用英语怎么说？

“硅石”的拼音为：guī shí...

然而含有硅石和硅酸盐的工业品都有肯定的效果.The commercial product however, containing silica and silicates, has a positive effect.富集操作除去粘土和硅石达到相当高的程度.Beneficiation removes clay and silica to considerable extent.硅石实际上是一种有用的杂质,因为它是一种反应剂.Silica...