nitrogen的例句大全

Most probable number ( MPN) method was employed to determine distribution of the nitrogen-cycle bacteria in a pond water, including ammonifying bacteria, denitrifying bacteria, nitrosobacteria and nitrobacteria.

采用最大可能数法分析了不同季节池塘水体中氨化细菌、亚硝化细菌、硝化细菌和反硝化细菌的种群数量。

Study on the loss of total nitrogen in ammonified straw

氨化麦秸全氮损失研究

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

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。

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。

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。

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

The Ammoniacal Nitrogen Content Measuring in Fertilizer Waste Water

化肥厂废水中常量氨氮的测定

Improving the Method of Determing the content of ammine nitrogen

污水中氨氮测定方法的改进

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。

This paper studied the influence for the method that determing the content of ammine nitrogen in sewage by impurity.

文章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。

Conclusion The compound branch chain amino acids injection ( Aminic) is more beneficial for patients with radical resection of cardiac carcinoma to correct negative nitrogen balance, it can also inhibit decomposition of muscles protein, and improve nutritional conditions.

结论复方支链氨基酸注射液在贲门癌根治术后患者的肠外营养支持中，更有益于纠正患者负氮平衡，抑制肌蛋白分解，改善各营养指标。

It is reported that carbon atom with several alkyls on cinnamamide nitrogen atom possesses stronger anticonvulsive activity.

据文献报道，连在桂皮酰胺氮原子上的碳原子，以带有多烷基者的抗惊厥作用较强。

Research on Rice Physiology and Nitrogen Losses in Saline-alkaline Soil

盐碱地水稻生理及水稻田氮素流失研究

From the investigations, lack of nitrogen and phosphorus, oxygen deficiency in aeration basin of SBR, high concentration of sulfide in the wastewater is found.

调查分析得知该厂印染废水存在氮、磷缺乏现象，SBR曝气池存在缺氧现象，废水中硫化物含量较高。

The adjunction of weathered coal can increase soil organic matter, soil total nitrogen and available K content. 4.

风化煤的添加可增加土壤有机质含量、全氮和速效钾含量。

Adductive reaction of bis-( 0,0 ′-n-butyldithiophosphato) nickel(ⅱ) with nitrogen bases

双-（0，0′-二正丁基二硫代磷酸酯）合镍（Ⅱ）与氮碱加合反应的研究

Study on Adductive Reaction of Ni [ ( C_4H_9O)_2PS_2]_2 with Nitrogen Base by Spectrographic Method

光谱法研究Ni[（C4H9O）2PS2]2与氮碱的加合反应

Treatment of Scaling and Corrosion of Nitrogen Gas-Water Pre cooling Tower

氮水预冷塔结垢及腐蚀问题的处理

Acarina was significantly related to soil organic phosphorous, available potassium and available nitrogen.

与土壤碱解氮呈显著正相关。