nitrogen的例句大全

The faeces contain nitrogen and it is that which fertilises the desert soil.

粪便含氮，而正是氮可以肥化荒芜的土地。

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Nitrogen is the most important for high yield of rice.

氮对水稻高产最为重要.

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The atmosphere consist of more than 70 % of nitrogen.

大气中含有70%以上的氮气.

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The lamp is full of gaseous nitrogen.

灯里充满了气体氮.

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Furnace Brazing Technique of Aluminium-alloy Case for Airborne Electronics in Nitrogen Atmosphere

机载电子设备铝合金箱体氮气保护钎焊工艺

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Controlling the oxygen level within the curing chamber is simply a matter of adjusting the nitrogen flow rate until the desired reading is obtained.

控制范围内氧气水平的固化室是一件简单的事，调整氮气流量，直至理想的阅读获得。

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Study on the preparation of carbon molecular sieve made with coke fines applied in air-nitrogen

以焦粉为原料制备空分制氮用碳分子筛的研究

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Methods Mice were divided into three dose groups of 0.83, 1.67 and 5.00g/kg. Loading swimming time, levels of liver hepatin, blood urea nitrogen and blood lactic acid of the mice were detected.

方法设0.83g/kg、1.67g/kg和5.00g/kg体重3个剂量组，对小鼠负重游泳时间、肝糖原、血尿素氮和血乳酸进行测定。

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Cyclic activated sludge system ( CASS) originates from subsequence activated sludge system, combining variable volume activated sludge processing with biological selector organically, on which can simultaneously remove nitrogen and phosphorus.

循环活性污泥法CASS工艺是一种将变容积活性污泥法和生物选择器原理有机地结合起来，具有同步脱氮除磷的以序批曝气&非曝气方式运行的间歇活性污泥处理工艺。

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Full venting of the nitrogen in the system is important for preventing liquid hammering with the reactor backpressure valve placed in operation.

系统中氮气满管很重要，因为这防止当反应器止回阀处于运行时造成的水锤（现象）。

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By the penetration and ballistic test for different state nitrogen alloyed austenitic steels and low alloyed martensite steel, their penetration mechanism was analysed.

对不同状态含氮奥氏体钢板和马氏体钢板进行了抗枪弹与抗杆式模拟弹试验，分析了它们的穿甲机理。

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Studies on Carbon and Nitrogen Metabolism and Its Mutual Effect in Grain Filling Period of Barley under Soil Water Stresses

土壤水分胁迫下大麦籽粒形成期碳氮代谢及其互作效应

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Each component of energy budget, nitrogen and carbon budget in red sea bream was measured and calculated.

对其摄食量、生长及粪便进行直接测定，对能量收支、氮和碳收支各组份进行估计和计算。

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The nitrogen and phosphorus element carried by soil erosion were the substantial clause which caused entrophication ( for example lake, rivers and so on).

水土流失携带的氮磷元素是导致受纳水体（如湖泊、河流等）发生富营养化的重要原因。

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They always connected water with their attitude. Studies on interactions between soil moisture and nitrogen and yield models in rice

水稻水氮互作效应与产量模型研究

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Accumulation and biological cycle of nitrogen and phosphorus in Pinus taiwanensis community in Wuyi Mountains

福建武夷山黄山松群落的氮、磷累积和循环

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Low temperature fracture path and fracto-graphy of a high nitrogen bearing austenitic steel

高氮奥氏体钢低温断裂途径与断口形貌

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Decrease of oxygen bleeding rate by recovering waste nitrogen

实施污氮利用改造降低氧气放散率

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Individual blastomeres of gold fish were isolated at blastula stage and preserved in liquid nitrogen at-196 ℃ with the additives of DMSO and collagen in the medium for cryogenic storage.

将金鱼囊胚期的细胞分离后，保存于-196℃液氮中，并对保存后化冻的细胞用细胞核移植的方法检测了其细胞核发育的能力。

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The rat plasma free hemoglobin, unbound bilirubin, creatinine, blood urea nitrogen were measured. Results: There was no difference between Glycerol and Fructose Injection groups and saline groups on the lyses of human and rat RBCs.

同时测定研究组和对照组大鼠血浆游离HB、蛋白非结合胆红素（间接胆红素）、尿素氮（Blood urea nitrogen，BUN）、肌酐的含量，以对甘油果糖注射液安全性进行研究。

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