nitrogen的例句大全

The nitrogen circulation is positive equilibrium, the phosphorus and potassium circulation are all negative equilibrium and becoming worse in farmland material circulation.

农田物质循环中氮素为正平衡，磷钾素均为负平衡并在加剧；

A primary use of testing the weight percentages of nitrogen, carbon, hydrogen, oxygen and sulfur within a variety of solid or liquid explosive of pure organic compounds.

主要测试无爆炸性之各种固态或液态之纯质有机化合物中的氮、碳、氢、氧及硫之重量百分率。

Effects of Nitrogen Forms on Plant Growth and Quality

氮形态对植物生长和品质的影响及其机理

Nitrogen enters into the structure and forms aminoacids.

氮素进入植物体而构成氨基酸.

The A2/ O system could run in low DO condition when high nitrogen removal efficiency is required only.

若仅仅维持较高的脱氮效率，可使得A2/O工艺在低DO条件下运行。

The Electron-withdrawing Effect of the Nitrogen Atom of Pyridine

吡啶环中N-原子的吸电效应

For Endothelium Corneum Gigeriae Galli, through Kjeldahl method, we measure the content of nitrogen in the endothelium.

对于鸡内金，我们通过凯式定氮法对鸡内金中的氮含量进行了测量。

It has been confirmed that biological nitrogen removal ( BNR) is one of the important ways of N2O generation.

已证实污水生物脱氮是N2O产生的重要途径之一。

Analyzing ASUs employing nitrogen expansion and liquefying process and their operating features

空分设备氮气膨胀液化流程分析及操作特点

The genotypes with use efficiency have definitely high nitrogen use efficiency.

仰高效小麦基因型必然伴随着氮的高效.

Photosynthetic rates of Brassica chinensis var. purpurea Hort. under different nitrogen levels and plant densities

不同氮素水平和密度条件下红菜薹的光合速率

Excretions of dissolved nitrogen and phosphorus in Ruditapes philippinarum at different water temperatures in the Rushan Bay

乳山湾菲律宾蛤仔可溶性氮、磷排泄及其与温度的关系

Although nitrogen is nontoxic and largely inert, it can act as a simple asphyxiant by displacing the oxygen in air to levels below that required to support life.

尽管氮无毒且很大程度上不活泼，通过取代空气中的氧，使之下降到维持生命所必须的水平以下它可以为简单的窒息物。

Research on preparation of adsorbent for ammonia nitrogen waste water with palygorskite

利用凹凸棒土制备废水氨氮吸附剂的研究

The strain's capability of yield of amino nitrogen can be improved by 30% by mutation and using enzyme aggregately.

经过诱变和酶制剂的使用，共使菌株产氨基氮的能力提高了30%。

Electron Injection Damnification Study of Nitrogen Rich SiO xN y Thin Film at Nanometer

纳米级富氮SiO xN y薄膜的电子注入损伤研究

Companion has inactive, depressed or depressed disease to accompany mental sex symptom, can choose Shu Bili, chlorin nitrogen smooth, benefit earths up ketone.

伴有消极、抑郁或抑郁症伴精神病性症状，可选用舒必利、氯氮平、利培酮。

Another issue is that while N95 respirators guard against small particles, they do not combat another form of traffic-related pollution: gases like nitrogen oxides or volatile organic compounds.

另一个问题是，尽管N95防护罩能阻挡细颗粒物，它们却无法抵御另一种与交通有关的污染：像氮氧化物这样的气体或挥发性有机化合物。

In the eutrophication process of Wuli Lake, large amount of nitrogen, phosphorous and organic matter accumulated in the sediment of the lake bottom.

在五里湖富营养化过程中，氮、磷及有机物质在湖底沉积物中大量积累。

In the cotton harvest time, sampling to analyze, according to the subtraction counts nitrogen fertilizer utilization is 48.58%~ 53.15% in the cotton with drip irrigation, utilization of phosphorus is 18.73%~ 24.84%.

收获期棉株取样化验分析，根据差减法求得滴灌棉花氮肥利用率为48.58%～53.15%，磷肥利用率为18.73%～24.84%。