Diatomaceous earth (which we shall hereby call DE because it's a lot easier to type) is the fossilized remains of single-celled algae called diatoms.

硅藻土(下文简称DE)是一种被称为硅藻的石化单细胞海藻。

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This subject is mainly the mineralogy characteristic of studying and diatomaceous earth of Lushuihe Jilin and application in the modified asphalt.

本课题主要是研究吉林露水河硅藻土的矿物学特征及在改性沥青中的应用。

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

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。

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Commercial preparations of diatomaceous earth did as well as the organophosphate in all cases bar one (a beetle called the lesser grain borer in sorghum).

ECONOMIST: Pest control

In collaboration with Zimbabwe's Institute for Agricultural Engineering, she tested diatomaceous earth against a common organophosphate pesticide in three of Zimbabwe's regions, and on three crops: sorghum, maize and cowpeas.

ECONOMIST: Pest control

Diatomaceous earth is a widespread mineral.

ECONOMIST: Pest control