nitrogen的例句大全

This paper studied a new pretreatment sample method for determining the content of Ammine nitrogen of PTA production Sewage.

研究了精对苯二甲酸（PTA）生产污水中杂质对氨氮测定方法的影响，探讨了适合于测定该污水氨氮含量的样品预处理方法。

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Improving the Method of Determing the content of ammine nitrogen

污水中氨氮测定方法的改进

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The Ammoniacal Nitrogen Content Measuring in Fertilizer Waste Water

化肥厂废水中常量氨氮的测定

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Chemiluminescence Determination of Ammoniacal Nitrogen in Natural Waters by Flow Injection Analysis

流动注射化学发光测定天然水中氨氮

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Zn and Mo nutrition could also increase protein and nuclear acid contents and NR activity, but decrease nitric nitrogen ( NO3-) and free ammonic acids contents ( FAA) and RNase activity in leaves.

锌钼营养还可提高叶片蛋白质、核酸含量以及硝酸还原酶（NR）活性，并降低游离氨基酸、NO3~-含量和核糖核酸酶（RNase）活性。

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The orthogonal tests showed: the effectiveness of the factors on COD removal and ammonic nitrogen removal are characterized as follows: hydraulic load> the ratio of gas and water> the concentration of organic matter.

正交试验的结果表明：各因素对COD去除效果和氨氮去除效果的影响大小依次为：水力负荷>气水比>进水浓度。

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But the nitrogen applied to soil ammonification and denitrification will result in the loss.

但是施入土壤中的氮素在氨化作用及反硝化作用下会造成流失。

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Changes of Ammonification and Nitrification Intensity of Soil Nitrogen in Tobacco Field

烟地土壤氮素的氨化作用与硝化作用的强度变化

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Study on the loss of total nitrogen in ammonified straw

氨化麦秸全氮损失研究

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Pete Angevine, who helped found Little Baby's Ice Cream, says he liked that idea so much that the company plans to test it by experimenting with liquid nitrogen at NextFab, a Philadelphia maker space.

帮助创办了Little Baby's Ice Cream的彼得·安杰文（Pete Angevine）说，他非常喜欢这个主意，公司计划在费城的创客空间NextFab用液态氮进行实验，测试这一方法。

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Dextrose and maltose was the best carbon source, while asparagine ( Asn) was the optimum nitrogen source for both hypha growth and spore bearing.

葡萄糖和麦芽糖为菌丝生长和产孢的最佳碳源。天冬酰胺是菌丝生长和孢子产生的最佳氮源。

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SYNTHESIS OF THE NOVEL NITROGEN AND SULFUR ASHLESS ADDITIVES AND THEIR LUBRICITY Effects of the Addition of Novel Oxygen Storage Components in Pd/ γ-Al_2O_3 Catalysts on the Catalytic Performance

新型氮硫无灰添加剂的合成及润滑性考察新型储氧材料的添加对全Pd催化剂性能的改善

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It grows well in Ashby nitrogen-free culture medium, thus having broad prospects for use.

该菌株在阿须贝无氮培养基上生长良好，具有良好的应用前景。

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Taken from fetus of non-plan-birth in aseptic condition, limb and costal cartilages were used in 38 clinical cases after being frozen at-80 ℃ and preserved in-196 ℃ liquid nitrogen with 15% dimethylsulfoxside ( DMSO) as cryoprotective agent.

在无菌条件下切取计划外生育引产胎儿的四肢及胸肋部软骨，应用于临床38例。将切取的软骨经15%的二甲基亚砜（DMSO）为低温保护剂。

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The crux of the matter was a lack of nitrogen.

问题的关键在于缺少氮.

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The content of nitrogen in alloy constructional steel was rapidly determined by photoelectric spectrometer.

本文叙述了用光谱仪快速定量分析合金钢中的氮.

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Hydrotreating is an effective method of removing sulfur, nitrogen and arene from petroleum products.

催化加氢精制是降低石油产品中硫、氮及芳烃含量的有效方法。

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Simulation Models on Nitrogen Nutrient and Grain Quality after Anthesis in Barley

大麦花后氮素养分和品质的动态模拟

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A case of multiple cherry angiomas after topical nitrogen mustard

外用氮芥酊后出现多发性樱桃状血管瘤

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The sensitivity of these four consortia to the inhibition of REEs was in an order: bacteria decomposing cellulose ammonifying bacteria nitrifying bacteria nitrogen fixation bacteria.

4种土壤微生物生理类群对混合稀土抑制敏感性依大小排序为：纤维素分解菌氨化细菌硝化细菌自生固氮菌。

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