查询词典 benzene series

Benzene series compound ; biological degradation ; aerobiosis biology degradation

苯系化合物；生物降解性；好氧生物降解

To establish gas chromatography for the determination of benzene series in the quality control samples.

目的 建立质控样品中苯系物的气相色谱测定方法。

There are a certain relationship between the concentrations of benzene series and test season in indoor air.

室内空气中苯浓度与检测季节与一定关系，与2005、2006年相比苯浓度逐年降低。

Objective To assess the effects of three way cotalytic converter on the health risk of benzene series.

目的 比较三元催化器催化前后汽油机中苯系物排放的健康风险的改变情况，探讨健康环境风险评估方法在汽油机排放物健康效应评价中的可行性。

Methods 54 houses were randomly chosen in Beijing to monitor their benzene series levels during Apr.

方法于2005年4—10月，在北京市随机抽取54户新装修的居民，入户监测其室内装修后半年内空气中苯系物的浓度。

Using solvent relief absorption gas Chromatography to estimate the concentration of the Benzene and benzene series in the room air.

采用气相色谱法测定室内空气中的苯和苯系物。

Objective To know the current status of the benzene series pollution in the indoor air in newly decorated houses in Beijing and analyze its dynamic changes in order to find the changes rule of benzene series level.

目的调查北京市居室内装修后苯系物的污染状况，分析苯系物浓度随各影响因素的变化，探讨苯系物的动态变化规律。

In this paper,the detailed preparation process of gas chromatographic column for separating benzene series was introduced,the optimum column temperature and flow rate of carried gas were selected for separation the mixture of cyclohexane,benzene and toluene,and the column performance has been studied in respects to column efficiency and separating size.

本文主要介绍了气相色谱柱的详细制备过程，并以环已烷、苯和甲苯的混合物的分离为例，选择了最佳的操作条件。同时从柱效率和分离度两方面考察了该色谱柱的柱性能。

Production of dye intermediates oxidation products have Anthraquinone, refined anthracene, carbazole, 1 - aminoanthraquinone refined benzene around anthrone, anthrone-bromo-benzene series around.

企业生产的染料中间体系列产品有氧化蒽醌、精蒽、咔唑、1--氨基蒽醌、精制苯绕蒽酮、溴代苯绕蒽酮系列等。

In the third chapter, the photoabsorption of NO, CO, acetonitrile, acrylonitrile, benzene and toluene of benzene series have been measured by using a homemade experimental apparatus of cylindrical multi-stage ion chamber with high flux SR source. The ionization energies of some electron states are given. Their superexcited states, autoionization Rydberg states have been analyzed. By the analysis and comparison, our results are accurate and credibility.

在第三章中，利用高通量的同步辐射光源和自制的多级光电离吸收池装置，测量了NO、CO、乙腈、丙烯腈、苯系物中的苯和甲苯的光吸收谱，给出了部分电子态的电离能，分析了其中的自电离Rydberg态结构和一些振动能级，对部分结构做了精确指认，经过分析和比较，我们所得的结果比较精确和可靠。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新