low concentration的例句大全

La had stimulative effect on soil nitrifier at low concentration and the maximum stimulation ratio reached 70 percent while had inhibitory effect at high concentration and the inhibition was strengthened with increasing concentration.

在低浓度下，镧对土壤硝化细菌有强烈的刺激作用，最大刺激率达到70%，随着浓度的升高则产生抑制作用并不断增强.镧对土壤反硝化细菌作用不明显。

It's called ( E, E)-2,4-Undecadienal. It works at a very low concentration-10 parts per billion-so you can't smell the compound.

这种物质的化学名字叫E，E-2,4-十一烷二烯醛。这种物质在极低浓度下（10ppb）就可以发挥作用，因此，你是闻不到这种物质的。

The study also indicated that high temperature and low concentration are in favor of the removal of ethanethiol from the model gasoline. The results showed that ethanethiol can be treated effectively.

同时发现较高温度、低浓度的模拟体系对吸附剂脱硫醇性能有利。结果表明，脉冲电晕放电能有效地去除气体中的恶臭物乙硫醇。

Low Concentration Coal-bed Gas Generator Group Technology and Its Application

低浓度煤层气发电机组技术及其应用

Determination of low concentration chlorine dioxide in water by chlorophenol red spectrophotometry

氯酚红分光光度法测定水中低浓度二氧化氯

low concentration of tdz ( thidiazuron, 0.005 ppm) replaces expensive zeatin for enhancing bud differentiation and multiplication of leaf explants.

用极低浓度的TDZ（thidiazuron0.005ppm）替代价格昂贵的玉米素（zeatin，Z），促进毛白杨叶外植体上芽的分化和增殖；

This article introduced the highly efficient wastewater sanctifier on the treatment of low concentration domestic sewage.

本文介绍了高效污水快速净化装置对低浓度生活污水的处理情况。

The result showed the best conditions were below: add low concentration sample first, then drop samples reversly around the clock ( 1234);

结果表明：先滴加低浓度样品液再按逆时针方向滴样（1234）；

Under the conditions of high temperature and high salinity, the temperature-resistant and salt-proof gel system featured by colloidal dispersion has been developed and prepared with the help of low concentration AM/ AMPS/ AMC14S ternary copolymer and compounded organic cross-linking agent.

在高温、高矿化度条件下，使用低浓度AM/AMPS/AMC14S三元共聚物和复合有机交联剂，制备了耐温抗盐的胶态分散凝胶体系。

Application of Ammonia Absorbed Method to Dispose Low Concentration SO_2 Exhaust in Process of Lead and Tin Metallurgy

氨吸收法处理低浓度SO2烟气在铅锑冶炼上的应用

Experimental Study on PSA Low Concentration CH_4/ Air Gas Mixture Separation

变压吸附法分离低浓度瓦斯的试验研究

Carbon bisulfide apply widely in the industry. In recent years, the means of adsorption is perfecting continuously in dispose low concentration CS_2. But the research of microwave desorption has being pop's research in the area of adsorption.

二硫化碳在工业上应用广泛，吸附法处理低浓度CS2废气技术近年来在不断的研究完善中，采用微波解吸研究是吸附法研究比较热门的课题。

Compared with traditional physical and chemical methods, biofiltration technique has significant advantages in the treatment of volatile organic compounds ( VOCs) with high flow rate and low concentration.

与传统的物理、化学方法相比，生物过滤技术对于大流量低浓度的挥发性有机化合物（VOCs）处理有着较大的优势。

High Sensitive Nebulization-Flame AAS to Determine Low Concentration Pb in Smoky

高灵敏雾化-火焰原子吸收光谱法测定烟尘中低含量铅

In conclusion the author reveals that the match of break-through curve of the thio-alcohol on the activated carbon bed and the prediction of break-through curve in low concentration can be satisfactorily acquired through experiments with three parameters given and the application of Yoon Model.

设计三个参数进行试验，应用Yoon模型进行参数估值。得到硫醇在活性炭固定床上透过曲线的拟合和低透过浓度透过曲线的预示。

The methods of collecting pyromellitic dianhydride which is low concentration from the high temperature reaction gas prepared by the gas phase catalytic oxidation of durene are introduced.

介绍了从均四甲苯固定床气相氧化法的高温反应气中捕集低浓度的均苯四甲酸二酐的各种方法。

Discussion of harness Pian of low concentration so_2 exhaust gases

低浓度二氧化硫烟气治理方案探讨

It is considered that the high concentration ( 206mg/ m3) could cause pathological changes and the low concentration ( 15.3mg/ m3) might be the threshold concentration of intoxication on chronic exposure.

由此认为，高浓度（206mg/m~3）为可引起机体产生明显反应的浓度，低浓度（15.3mg/m~3）为慢性阈浓度。

The seed germination was promoted by socking the seed with ZnSO_4in low concentration ( 0.05%~ 0.07%), and inhibited by that in high concentration (> 0.09%).

低浓度（0.05%~0.07%）ZnSO4浸种可促进种子发芽，高浓度（>0.09%）则抑制种子发芽。

Study on Producing Cryolite from Low Concentration Fluorosilicic Acid in A Phosphate Fertilizer Plant

磷肥厂低浓度氟硅酸制冰晶石的研究