These products are widely used in such enterprises as petrochemical chemical chemical fertilizer metallurgical electric power generation building materials light industry and textile exc.

产品广泛应用于石化、化工、化肥、冶金、电力、建材、轻工及纺织等各类企业。

youdao

My father, a chemical engineer, was an executive in a chemical fertilizer company.

我父亲是一位化学工程师，在一个化肥公司做经理。

youdao

So, measures to control chemical fertilizer pollution are discussed in the paper on the basis on affirm the important role of chemical fertilizer in agriculture.

因此，在肯定施用化肥对农业增产有重要作用的同时，探讨预防化肥污染的方法和措施是十分必要的。

youdao

But improved farming methods later increased their yields and, at the same time, made better use of chemical nitrogen fertilizer.

VOA: special.2009.07.28

And it can limit the need for chemical fertilizers by letting animal waste do the job of natural fertilizer.

VOA: special.2010.01.19

Scientists at the agroforestry center say the use of fertilizer trees can reduce the need for chemical nitrogen by up to three-fourths.

VOA: special.2009.09.01

Perhaps the joint ventures will be with a major Chinese or Indian chemical or fertilizer manufacturer.

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Chemical and fertilizer manufacturers like Dow and Potash, for example, use gas as a fuel and a feedstock.

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Why, he asks, shouldn't chemical or fertilizer companies, long on the sidelines of the world's trading pits, easily buy and sell contracts to manage risk, much as farmers do?

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