silica例句
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.
Frictional behavior is modified by colloidal
silica or starch deposition.
耐磨损性能可以通过在织物上沉淀胶状硅或淀粉一类物质而得到改善.
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.