Change of phosphorus and nitrogen concentration in the leakage loss.
渗漏流失氮磷浓度的变化。
Standard nitrogen concentration in MS medium was enough for garlic cell growth and SOD production.
MS培养基的基本氮源已经足够满足大蒜细胞生长和SOD合成的需要。
The results showed thai the content of ergosterol in yeast cells decreased with increase of nitrogen concentration in fermentation medium.
结果表明，当培养基中含氮量增加时，酵母细胞内竞角固醇的积累减少。
The results indicate the maximal relative error between simulation values and observation values of total nitrogen concentration is 11.67%.
结果表明，地下水总氮含量模拟值与实测值最大相对误差11.67%。
Soluble nitrogen concentration in surface runoff from cultivated land is highest, and then is in runoff from village, barren grassland and orchard.
不同地表径流中的溶解态氮浓度的差别较大，村庄最高，其次是耕地、荒草坡、林果地。
Effect of nitrogen and ammonia content on the nitriding rate, the microstructure, nitrogen concentration and hardness distribution of the nitriding case were studied.
研究氨气和氮气混合气氛的成分对渗氮速率的影响，测定了渗氮层的显微组织、渗氮层氮浓度分布及有关力学性能。
Results indicate that the optical band gap of the CN x films is decreased with the increasing nitrogen concentration, accompanied with the reflectance increase of the films.
结果表明：随着薄膜中氮含量的增加，碳氮薄膜的光学禁带宽度减小，红外反射率增加。
The time of dynamic nitrogen adjustment were determined by regular patterns or by the comprehensive evaluation of soil mineral nitrogen concentration and rice population status.
氮素动态调控时期由高产栽培常用的追肥时期或根据水稻群体状况与土壤矿质态氮浓度综合判断确定，追氮量由模型计算获得。
High nitrogen concentration led to overgrowth of cells and overproduction of by-products, therefore, decrease of 1, 3-pd final concentration and conversion of glycerol to 1, 3-pd.
氮源浓度较高时会导致菌体过度生长和副产物的大量生成，降低1,3 - PD的最终浓度和甘油到1,3 -丙二醇的转化率。
Rainfall simulation experiment was performed to evaluate nitrogen losses from farmland and show the effect of fertilizer application on nitrogen concentration and losses of runoff.
在室内降雨模拟试验条件下，研究暴雨径流中农田氮素养分流失及施肥处理的影响。结果表明，农田暴雨径流氮养分的流失量与累积径流量成正相关；
Nitrogen concentration in mature leaves(N_g)and nitrogen concentration in senescing leaves(N_s)increased with increasing soil(organic) matter, total soil nitrogen and soil moisture.
植物叶片N素含量与土壤有机质、土壤N素含量和土壤含水量呈显著正相关；
Under this experiment condition, the light compensation point and light saturation point of the two species didn't show regularity with the change in nitrogen concentration in water.
在本实验条件下，这两种供试植物的光合补偿点和光合饱和点随氮浓度的变化没有表现出规律性。
They recommend revised limits for the concentration of selected air pollutants: particulate matter (PM), ozone (O3), nitrogen dioxide (NO2) and sulfur dioxide (SO2), applicable across all WHO regions.
它们为下述选定的空气污染物的浓度限值提出了修订：可吸入颗粒物(PM)、臭氧(o3)、二氧化氮(NO2)和二氧化硫(SO2)，适用于世卫组织所有区域。
The concentration of nitrogen trifluoride in the atmosphere is about 0.5 part per trillion, making it very hard to measure.
大气中三氟化氮的浓度大约为0.5万亿分之一(ppt)，使得它很难测定。
With concentration of brine increasing, content of sodium chloride in fish-muscle notably increased and content of soluble protein and amino nitrogen in pickling solution significantly decreased.
随着盐水浓度的提高，鱼肉中氯化钠含量显著上升，盐卤中可溶蛋白和氨基态氮含量明显降低。
With the increasing of oil migration effects, the concentration of nitrogen compounds decreased whereas the ratios of shielded nitrogen compounds to exposed or semi-shielded ones increased.
随着运移作用的加强，含氮化合物绝对浓度下降，“屏蔽”型与“暴露”型或“半屏蔽”型化合物的比值增加。
To exclude higher oxygen concentration in an equipment with an potential source of ignition we use Nitrogen to dilute the air in the vessel.
避免设备内氧气浓度过高以及火源的存在，使用氮气稀释釜内空气。
The broth contained high concentration of amino nitrogen and fungal polysaccharide.
该发酵液含有较高的氨基态氮，香菇多糖。
The results showed that starch as carbon source, and casein and soybean powder as nitrogen source, o methoxyphenol and vanillin of suitable concentration had good influence on laccase production.
结果表明，淀粉作碳源、干酪素作氮源有利于漆酶的分泌，适宜浓度的愈创木酚和香兰素等对漆酶的产生有一定的作用；
So water-retaining agents could mix urea and low concentration potassium in process of production, and we can study complex water-retaining agents which compose the nitrogen and potassium too.
因此，在生产过程中可以考虑保水剂与尿素和低浓度的钾肥混合施用，也可以进行赋氮肥、钾肥的复合型保水剂研究。
The results indicate that the normal operation of reactor only needs the lower concentration of carbon source and nitrogen source to obtain perfect result.
结果表明，较低浓度的碳源和氮源即可维持反应器的正常运行，达到理想的脱色效果；
It was showed that the mean concentration and accumulated amounts of runoff losses of nitrogen were highly correlated with N-application rates.
结果显示，随施氮量增加，农田径流液中氮素的平均浓度和氮素径流累积流失量提高，两者间呈显著正相关。
It could be available to control the concentration of nitrogen and phosphorus and the hydraulic retention time for algae bloom preventing.
控制氮磷浓度和水力停留时间是预防水华发生的有效措施。
Effects of initial carbon source concentration and nitrogen source concentration on D-ribose fermentation and feeding process in flask.
初始碳氮源浓度对d -核糖发酵的影响及摇瓶补料工艺。
The COD, ammonia and total nitrogen (TN) removal efficiency were studied in the paper at low DO concentration in a pilot-scale A/O nitrogen removal plant treating domestic wastewater.
应用A/O中试装置处理实际生活污水，研究了低DO浓度下系统对有机物、氨氮和总氮的去除效果。
The concentration of ammonium nitrogen in horizontal migration decreased with the increase in unsaturated soil water diffusivity in power function.
铵态氮水平运移的浓度受非饱和土壤水扩散率的影响，并随非饱和土壤水扩散率的升高而呈幂函数曲线下降。
This inhibiting effect was due chiefly to the concentration of combined nitrogen.
化合态氮的抑制作用与浓度密切相关。
Nitrogen release characteristic of Dianchi lake sediment and the nitrogen nutrients concentration of overlying water body was studied through simulating cultivation.
通过模拟培养，研究了底泥氮营养的释放及上覆水体中氮营养的浓度变化特征。
Nitrogen release characteristic of Dianchi lake sediment and the nitrogen nutrients concentration of overlying water body was studied through simulating cultivation.
通过模拟培养，研究了底泥氮营养的释放及上覆水体中氮营养的浓度变化特征。
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