毒性

Pewter is really a less toxic and more ancient form of lead that did not fall in the recent cycle.

白蜡事实上毒性更小，是铅并没有在近一个周期里下跌的一种更古老形式。

objective:to study the main pharmacodynamics and toxicity of weijian in order to provide theoretical basis on its clinic application.

摘 要 目的：研究伟剑的主要药效学及毒性，为临床应用提供理论基础。

Objective To study the pharmacodynamics and toxicity of Ningdong granule for Tourette syndrome.

目的 探讨宁动颗粒对抽动秽语综合征的药效学及其毒性的影响。

Benzene and toluene could be replaced by other less toxic solvents in the pharmacopeia.

建议《中国药典》逐步取消具有一定致癌性和强毒性的苯及甲苯。

MethodsAtomic absorption spectrophotometer was used to detect the final phase lead concentration after different sta-ges of lead exposure.

摘要］目的探讨孕早期、孕后期及孕全程铅暴露的毒性特点及对妊娠结局的影响。

Influence of Dissolved Organic Matter on the Eco-toxicity of Phenanthrene in a Soil.

水溶性有机物对土壤中菲的生态毒性的影响。

Moreover,when pregnant mice were given phenobarbital sodium while exposed to passive smoking,the frequencies of CA,SCE and MN of cells of both maternal and fetal mice increased signifi...

提示孕期被动吸烟对母、胎双方均可造成遗传物质损伤。苯巴比妥钠诱导的高活性混合功能氧化酶系对烟雾中遗传毒性物质可起代谢活化作用。

As working electrodes, they can be used to distinguish phenolic mixture with toxicity well by cyclic voltammetry.

并以功能化的电极为工作电极，利用循环伏安法对毒性很强的酚的混合物进行检测。

Phosgene has been used in many organic syntheses, notably of isocyanates; but its commercial use has been largely discontinued because of its toxicity.

光气被广泛应用于有机合成，尤其是异氰酸盐的合成，但由于光气毒性巨大，限制了它在商业上的应用。

Solid at room temperature, phosgene is a solid, relatively stable, even when boiling, only a small amount of decomposition, as a substitute for phosgene, not only low-toxic and easy to use, and the mild reaction conditions, good selectivity and high yield.

固体光气在室温下是固体，比较稳定，即使沸腾时，也仅仅少量的分解，作为光气的替代物，不仅毒性低，使用方便，而且反应条件温和，选择性好，收率高。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。