查询词典 polycyclic

Humic acid in soil plays an important role in transfer of hydrophobic organic compounds such as polycyclic aromatic hydrocarbons.

土壤腐殖酸的吸附作用对多环芳烃等疏水性有机污染物的迁移产生影响。

Objective To study the influences of external exposure on polycyclic aromatic hydrocarbons-DNA adduct formation in lung cancer patients.

目的 探讨某些外在因素和体内多环芳烃类-DNA加合物的量以及人肺癌三者的关系，以期评价环境的影响，发现高危人群。

Polycyclic aromatic hydrocarbon in aerosols is one of the most harmful pollution to people's health.

大气气溶胶中的多环芳烃是对人体健康危害最大的环境污染物之一。

Concentrations of 15 kinds of polycyclic aromatic hydrocarbon were determined in 8 vegetable species and their growing environment near an iron and steel industrial area .

分析了钢铁工业区附近农田蔬菜的PAHs污染状况，发现8种蔬菜可食用部分的15种PAHs总浓度为227。

This new calculation method has only one parameter for calculating ionization potentials of polycyclic aromatic hydrocarbon.

用这种新方法估算多环芳香烃类化合物的电离能，所用参数少且为分子结构性参数，稳定可靠，计算简便，结果较满意。

This paper describes a method for the determination of polycyclic aromatic hydrocarbons in soil of green food producing area .

对绿色食品产地土壤中多环芳烃的气相色谱质谱联用分析法进行了研究。

In the second chapter, we mainly discuss some extremal properties of Wiener index and degree distance of polycyclic graphs.

第二部分主要讨论了极小圈没有公共边的多圈图的度距离和Wiener指数的一些性质。

The adsorbents of synthetic graphite which can adsorb both long chain nparaffins and polycyclic aromatic hydrocarbons were prepared by the use of high pressure homogenizer.

使用高压匀浆泵制备出具有同时吸附长链正构烷烃和稠环芳烃能力的石墨吸附剂。

With the seedlings of model plant Arabidopsis thaliana and the polycyclic aromatic hydrocarbon fluoranthene as test materials,this paper studied the physiological responses of plants to polycyclic aromatic hydrocarbons from the aspects of antioxidases and membrane protection system that are tightly related to abiotic stresses.

选用模式植物拟南芥为材料，以四环的多环芳烃荧蒽为研究对象，从植物对非生物胁迫响应紧密相关的抗氧化酶及膜保护系统的变化入手，研究了植物对多环芳烃胁迫的生理响应。

The densities of polycyclic hydrocarbons were collected from the original literature published from 1870 to early 1998 and critically evaluated.

polycyclic 烃的密度被从从1870到1998 出版的早些时候并且严重地评价的原先的文学收集。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。