In this study, a mathematical model has been developed to simulate the performance of a spray scrubber in an industrial ammonium nitrate plant.

在这项研究中研制出了一种数学模型，用来模拟一个工业硝酸铵厂喷雾机的性能。

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Due to the high concentration of COD, and the existence of many pollution matter in the nitrate wastewater, and its treatment is rather difficult for small nitrate plant.

氮肥生产废水污染物成份多， COD 浓度高，特别是小企业，治理起来困难很大。

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They will measure the amount of carbon, phosphate and nitrate in the soil, together with the rate of plant growth and microbial decomposition.

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Initial tests showed the device contained ammonium nitrate, the same volatile substance that sparked a massive explosion last month at a fertilizer distribution plant 110 miles north in West, Texas, said Austin fire Lt.

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