nitrogen的例句大全

Soybean is the best crop to make use of the soil and fertilize the soil at the same time. The nitrogen fixation of the nodule bacteria of soybean roots is the most important source of nitrogenous fertilizer in the traditional agriculture of China.

大豆是用地养地相结合的最佳农作物，大豆根瘤菌的固氮作用，是中国传统农业中氮肥最重要的来源。

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Comparison of the Removal Ability of Nitrogen and Phosphorous by Water Hyacinth ( Eichhornia crassipes) in Differently Eutrophic Water

水葫芦去除不同富营养化水体中氮、磷能力的比较

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The results showed that in nitrogen pollution water, the repair results of Eichhornia crassipes is better than Hosta ventricosa.

结果表明凤眼莲对氮污染水体的修复效果要好于紫萼玉簪。

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Field data from a typical waterworks demonstrated that the model could well predict the probability distribution of the concentration of permanganate index, ammonia nitrogen and four kinds of trihalomethanes ( THMs).

典型水厂的现场监测数据表明，该模型能够较好地模拟水厂中高锰酸盐指数、氨氮以及4种三卤甲烷的浓度概率分布。

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Factors Affecting Formation of THMs During Dissolved Organic Nitrogen Acetamide Chlorination in Drinking Water

溶解性有机氮乙酰胺氯化生成饮用水THMs的影响因素研究

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It is equipped with asphalt return tube, anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter and output asphalt rapid discharge valve and coupling.

配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青的快速卸料阀及接耦。

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The yeast single cell protein material was obtained by saccharified vinegar residue residues. The number of the yeast cell and the organic nitrogen content of the material reached up to 1.26 × 109 cfu g-1 ( dry matter) and 4.76% ( dry weight), respectively.

利用糖化醋渣制取酵母单细胞蛋白物料，其酵母细胞数和菌体有机氮含量分别达到1.26×109个/g（干物量）和4.76%（干重）。

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Substitute Limewater for Alkali in Nitrogen Removal from Coking Wastewater

焦化废水脱氮处理中用石灰水代替纯碱实验研究

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Based on the optimized conditions, plasma assisted PLD technology was employed to nitrogenize the Si ( 111) surface via nitrogen plasma prior to growth of high quality ZnO film.

在此基础上，采用等离子体辅助PLD技术，氮化处理Si（111）表面，之后生长高质量ZnO薄膜。

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Nitrogen material properties changed by temperature and pressure, metal radiation changed by temperature all considered.

计算中考虑了物性参数随温度和压强的变化, 以及金属表面辐射随温度变化对换热的影响.

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Appropriate rate of nitrogen promoted plant N uptake and utilization, and plant biomass and yields as well.

适量施氮促进玉米对氮素的吸收和利用，进而提高玉米生物量和产量；

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A method is established to determine nitrogen and phosphorus a release-controlled fertilizer prepared by the authors.

为评价控释肥的肥效,探讨、建立了相应的氮、磷测定方法.

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The basic nitrogen compounds include pyridines and quinolines.

碱性氮化物包括吡啶和喹啉.

词典精选例句

The culprits are methane-the natural result of bovine digestion-and the nitrogen emitted by manure.

其元凶是甲烷(牛消化过程的自然结果)和畜牧排泄物排放的一氧化二氮.

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The relationships between nitrogen fixation, h_2-evolution and assimilatory power in blue-green algae Anabaena 7120

蓝藻Anabaena7120的固氮放氢和同化力之间的关系

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The valence of chlorine is one, of oxygen two, of nitrogen three, and of carbon four.

氯的化合价是1, 氧是2, 氮是3, 碳是4.

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The Influence of Nitrogen Content in Steel on the Stretchability of Steel Wire

钢中含氮量对钢丝拉拔性能的影响

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Nitrogen pollution in nature water becomes increasingly serious, the development of new denitrify process attracted great attention of the sewage disposal researchers.

自然水体中氨氮污染问题日趋严重，各种氨氮脱除新工艺的开发成为污水处理研究的热点之一。

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A HYV is required to possess higher photosynthetic efficiency and respond to high rates of nitrogen fertilizer and resist to lodging as well as maximize yield components.

高产品种要具备高光合效率、高施氮量的反应、倒伏并使产量构成因素最大化。

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Terramycin crystal mother solution contains high concentration of nitrogen as well as carbon.

土霉素结晶母液是一种含高硫高氮的高浓度难生物降解有机废水，采用前置反硝化法对其进行脱氮处理。

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