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水化合物

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Six, chemical pollutionIndustrial millions of compound exist in the air, soil and water, plant, animal and human.

六、化学污染工业带来的数百万种化合物存在于空气、土壤、水、植物、动物和人体中。

A capillary gas chromatographic method of determining 5 kinds of chlorobenzene compound s in water and wastewater was developed.

建立了一种用气相色谱法测定水和废水中5种氯苯类化合物的方法。

A capillary gas chromatographic method of determining 5 kinds of chlorobenzene compounds in water and wastewater was developed.

建立了一种用气相色谱法测定水和废水中5种氯苯类化合物的方法。

Hydrates are crystalline, non-stoichiometric, clathrate compounds, and are formed from certain guest molecules when contracted with water at favorable temperature and pressure conditions.

水合物是一种非化学计量的笼形结晶化合物,由客体分子物质和水在一定温度和压力条件下形成的结晶状物体。

This paper describes the preparation method, series composition, concentration limits, precision and results of stability investigation of four series standard gas of alkane, non-hydrocarbon, sulfur-containing compound and water.

本文叙述了天然气分析用的烷烃、烃、硫化合物和水四个系列标准气的制备方法,系列构成,浓度范围,精度和稳定性考察结果。

Water is a compound of hydrogen and oxygen .

水是氢和氧的化合物。

The results indicate the formation of the congruently soluble compound of ZnCl2 in Leu system and the incongruently soluble compounds of ZnCl2· 1/2H_2O、 ZnCl2· H_2O、 Zn2Cl2、 ZnCl2· H_2O and Zn2Cl2 in Try/Val/Thr systems, which have not been reported in literature.

用相平衡方法研究锌盐与氨基酸的配合行为,可探求它们在全浓度范围内形成化合物的可能性,提供相区大小和性质等信息,对可溶于水的新型锌添加剂的合成很有意义。

Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals

酸是一种化合物,它在溶于水时具有强烈的气味和对金属的腐蚀性

Taste, a corrosive action on metals, and the ability to turn certain blue

酸是一种化合物,它在溶于水时具有强烈的气味和对金属的腐蚀

In the aquatic ecosystem and environmental safety evaluation, aquatic crustacean are of important position and function, and they are very sensitive to the effect of xenobiotics.

水生甲壳动物在水生态系统和环境安全评价中居于重要的地位,它们对存在于水中的外源化合物的影响非常敏感。

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。