nitrogen的例句大全

The reactors had relatively strong simultaneous nitrification and denitrification capacity, the influences of OLR, NLR, DO and pH on the nitrogen removal were significant.

反应器具有较强的同时硝化反硝化能力，有机负荷、氮负荷、DO、pH等因素对反应器脱氮效能的影响显著；

Study on the Effectiveness of Increased yield of Nonleguminous nitrogen-fixing Bacterin Seed Dressing in Wheat and Maize

非豆科固氮菌拌种对小麦玉米的增产效果研究

According to the theory of similitude, a Liquid Nitrogen Freezing ( LNF) model testing system for soil under water flowing at a great rate is established for the first time.

根据相似理论，首次建立了模拟大流水条件下土层液氮冻结的试验系统。

Studying chemical reaction between nitrogen oxides and chlorinated hydrocarbon by LMR

氮氧化物与几种氯代烷烃化学反应的激光磁共振研究

The spark discharging reaction of nitrogen oxide studied by LMR

氮氧化物火花放电化学反应的激光磁共振（LMR）研究

Experimental study on the effect of calcium pantothenate on survival time, urea nitrogen excretion, learning and memory in the starved rats and mice

泛酸钙对全饥饿鼠存活时间、尿氮排出与学习记忆影响的实验研究

Study on adsorption of KDF resin for ammonia nitrogen in sewage effluents

KDF树脂对于污水厂出水氨氮的吸附试验研究

Decompression sickness most effective prevention means are a oxygen uptake row of nitrogen.

减压病最有效的防治办法是吸氧排氮.

Oxygen, carbon dioxide and nitrogen are essential for animal and plant life.

氧 、 二氧化碳、氮是动植物生命所必需的.

The total phosphorus requirement is relative to the potential of soil phosphorus and nitrogen fertilizer application.

总磷需求量与土壤磷潜力和施用氮肥有关.

Based on single quadratic equation of nitrogen, phosphorus and potassium under suitable fertilization rate, the optimum amount of N fertilizer among years had significantly increasing trend, the one for P fertilizer increased and K fertilizer with a slightly increase.

据适宜施肥条件下水稻氮、磷、钾单因素一元二次肥效方程分析，氮肥最佳施用量呈逐年显著增加趋势，钾肥最佳施用量有所上升，磷肥最佳施用量缓慢增加。

A Discussion on the Chemical. Equation of Anaerobic fermentation of Organic Compound Containing Nitrogen

含氮有机物厌氧消化化学方程式的研究

It was an adaptation of Wilson's cloud chamber, filled with nitrogen gas.

这只是对威尔逊氮气云室的一种改进.

Sample gas tubes are flushed with nitrogen.

采气管得用氮气吹扫.

Air consists chiefly of nitrogen.

空气主要由氮气组成.

Nitrogen is the most commonly used gas.

氮气是最常用的气体.

The stretchability is im proved with the reduction of nitrogen content in steel.

钢丝拉拔性能随钢中含氮量下降而有所改善.

The use of the combination of gas chromatography ( GC) and gas chroma-tography-mass spectrometry ( GCMS) for the determination of hydrogen, deuterium, tritium, helium, oxygen, nitrogen and carbon monoxide in gas mixtures is described.

本文叙述了用氖气作载气的毛细管热导池气相色谱（GC）与气相色谱-质谱（GCMS）并联的方法，同时准确地测定氢、氦同位素及氧、氮、一氧化碳的含量。

The recent literature concerning oxidation of CO, hydrochlorination of ethyne, selective hydrogenation of crotonaldehyde, water-gas shift reaction and reduction of nitrogen oxides on supported gold catalysts is briefly reviewed in this article.

概括地介绍了近期发表的关于金负载催化剂成功地用于催化CO氧化，乙炔氢氯化，丁烯醛选择加氢，水煤气转换和氮氧化物还原等反应的例子。

DZ formed in the sample that annealed in nitrogen atmosphere.

经历氮气氛预处理的辐照样品中有一定宽度的清洁区形成。