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。
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。
It was travelling within Mexico, en route from an explosives plant to a mine, with a cargo of 25 tons of ammonium nitrate. The wreckage exploded in a giant fireball, killing more than 30 people.
这辆卡车正载着25吨硝酸铵行驶在墨西哥境内一个炸药厂通往一个煤矿的路上，爆炸形成了一个巨大的火球，造成至少30人死亡。
When molybdenum is deficient, nitrate may accumulate to a toxic level in the plant.
当钼不足时，硝酸盐会积累在植物中达到毒害的程度。
The increasing of plant high, leaf area, stem width and length, single gross weight and stem weight, and the reduction of nitrate content and the raising of vitamin C and solubility sugar content etc.
在促进株高、叶面积、茎粗、茎长、单株重、单株茎重的增加以及降低硝酸盐含量、提高维生素C和可溶性糖含量等方面效果极为显著；
An optimum regression design with three factors and five levels was adopted to find the effects of n, K and s fertilizers on the yield of Chinese cabbage and the nitrate content in its plant.
采用三因素五水平最优回归设计，研究了黄泥土配施氮钾硫肥对大白菜产量和硝酸盐含量的影响。
Ammonia can be transformed into nitrate that can be utilized by plant via nitrification.
氨经硝化作用转化成可被植物利用硝酸盐。
Through nitrate reductase active experiment, and peroxidase experiment. The impact on plant of heavy metal that correctly question, has done an early, more intact analysis.
通过所做的硝酸还原酶活性实验、过氧化物酶实验，针对重金属在生态系统中对农作物的影响问题，做了一个早期的、比较完整的分析。
The relationship between nitrate fertilizer application and cultivated conditions such as soil fertility, preceding crop, plant density and irrigation etc.
本文对马铃薯经济施肥量与土壤、前作、密度、灌溉等栽培条件的关系进行了定量研究。
The occurrence is presented of corrosion and damage during the operation of the ammonium nitrate prilling tower at Hubei Exi Chemical Plant.
介绍了湖北鄂西化工厂硝铵造粒塔在运行中出现的腐蚀和破坏情况。
The occurrence is presented of corrosion and damage during the operation of the ammonium nitrate prilling tower at Hubei Exi Chemical Plant.
介绍了湖北鄂西化工厂硝铵造粒塔在运行中出现的腐蚀和破坏情况。
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