查询词典 toluene

Investigation personnel discovery is bought only 1 week car is when 19 ℃, toluene and always volatilize organic matter exceeds level of indoor air quality respectively 3.9 times with 2.6 times.

调查人员发现购买仅1周的轿车在19℃时，甲苯和总挥发有机物分别超过室内空气质量标准3.9倍和2.6倍。

Main Products: toluene and xylene, aniline, oil additives...

公司主营产品：甲苯、二甲苯、苯胺，石油添加剂。。。

To investigate the effect of benzene,toluene and xylene on blood pressure and protect the workers health,and improve effective prevention.

探讨混苯对作业人员血压的影响，以保护混苯作业人员身体健康，提高防护的有效性。

At present the company's main wax, run toluene, xylene and other /chemicals.

目前公司主营石蜡，兼营甲苯、二甲苯等化工产品。

In this paper, the preparation and characteristic of gas sensor based on carbon nanotubes for formaldehyde, benzene, toluene and xylene detection were discussed.

论文对基于纳米碳管的气体传感器对甲醛、苯、甲苯和二甲苯这四种有机挥发物的气敏特性做了初步的研究和探讨。

In this paper, study and experiment of the removal of benzene, toluene, xylene and trichloroethlene of oil-contaminated in soil commonly have been finished.

本文针对常见的石油污染物苯、甲苯、对二甲苯和TCE进行了生物通风过程的实验和理论研究。

Objective: To establish the method of detecting methanol, benzene, toluene and xylene with gas-chromatography in the air of workplace.

目的：探讨一次采样气相色谱同时测定工作场所中甲醇、苯、甲苯和二甲苯的方法。

Objective: To explore the effects of genital endocrine hormone exposure to benzene, toluene, xylene in femaleworkers.

目的：探讨苯系物对接触女工生殖内分泌激素的影响。

The catalytic system composed of NHPI and transition metal ion can catalyze effectively ethane into acetic acid,cyclane into dicarboxylic acid,toluene into benzoic acid,alkene into epoxide,alkyne into acetylenic ketone,and amide into imide;NHPI used alone can catalyze adamantane to be carbonylated,hydrogen peroxide prepared by oxidization alcohol;NHPI combined with as...

NHPI与过渡金属离子组成的催化体系能高效地催化乙烷氧化为乙酸、环烷烃氧化为二元羧酸、甲苯氧化为苯甲酸、烯烃氧化为环氧化物、炔烃氧化为炔酮、酰胺氧化为酰亚胺；NHPI单独使用能催化金刚烷发生氧化羰基化反应、催化氧化醇制取过氧化氢；NHPI与有机助催化剂如偶氮二异丁腈、溴化季铵盐、蒽醌和醇等也能催化分子氧氧化反应。

The result shows at the mild condition chain olefin that nCl7, polyethylene can be cracked into solutions of ethane, propane, butane, benzene and toluene and other small molecular compounds, polyethylene reacted fluids are mainly composed of a-olefin at the range 12 to 38, by which α-ωdiene, saturated hydrocarbon and aromatic hydrocarbon, anthracene, phenanthrene of albocarbon series are contained.

结果表明，在温和条件下可以将链状烷烃如正十七烷烃、聚乙烯通过微波及炭催化剂的作用，裂解成乙烯、丙烷、丁烷、苯、甲苯等溶剂及小分子化合物。聚乙烯反应液体产物以碳数在12~38范围的α-烯烃为主，也产生α-ω二烯、饱和烃及芳烃，芳烃主要有萘系列、葱、菲等。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。