这种硅藻土是由破碎、磨细并筛分的烧过硅藻土生产的。

It is produced by crushing, grinding and screening of burnt diatomite products or their breakage.

硅藻土是重要的非金属矿物材料。

Diatomite is an important nonmetallic mineral raw material.

过滤设备以烛式硅藻土过滤机为好。

The candle type diatomite filter is most ideal.

中低品位硅藻土提纯在其工业应用开发中有着重要意义。

Low and middle grade diatomite purification is of great importance in its industrial use development.

每个钢瓶都彻底填满了由硅藻土、木炭、石棉和水泥组成的多孔渗水材料。

Early cylinders were completely filled with a porous filler material consisting of diatomaceous earth, charcoal, asbestos, and cement.