有毒物质
- 与 有毒物质 相关的网络例句 [注:此内容来源于网络,仅供参考]
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It mainly included the physical and chemical methods on nutrients, additives, noxious and adulterate substance in food, as well
它主要讲述食品成分的理化检验方法及仪器分析方法,包括食品的营养成分、添加剂、有毒有害物质等的分析检验方法。
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It contains formaldehyde, aluminum hydroxide, and 2-phenoxyethanol, a toxic chemical comparable to antifreeze.
包含了甲醛,铝的氢氧化物,以及2-含苯氧基乙醇,一种可以与防冻剂类比的有毒化学物质。
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Petroleum is a kind of complex mixture consisting of over one thousand organic compounds in which some of them might lead to cancer, anamorphosis and mutation.
石油是一种成分非常复杂的混合物,由上千种有机化合物所组成,其中一些有毒的化学物质具有致癌、致畸和致突变的潜在性。
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During the reconstruction, the way of supplying safe drinking water is not too many: bleacher can kill viruses and some bacteria, but it will neither hurt the parasite, nor remove toxic chemicals in the water; heating boil only can eliminate biological contamination.
而在这数年中,可以用来提供安全饮用水的方法并不多:漂白剂能杀死病毒和一些细菌,但不会伤及寄生虫,也不会去除水中的有毒化学物质,加热煮沸只会消除生物污染。
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But surely we wouldn't resort to injecting ourselves with a toxic substance that causes botulism, would we?
但我们不会求助于注射一种有毒的物质导致我们波特淋菌中毒,我们会吗?
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This Legal alternative to illegal substances makes you enjoy boundlessly in a non toxic and allowable manner .
这一法律的替代非法物质让你享受无限在一个非有毒和允许的方式。
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After the analyzing of the fate of the Carbolic acid, and the situation after their leaking out, basic method and program for further dealing with them are given out.
回 论文进行危险性分析之后,接着分析有毒液体物质的各种类别,以及他们泄 0 漏到水中的状态,再进一步提出处理它们的基本方法和程序。
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At this time, we have sent personnel to attend international IEC/TC111 activities. Under coordination by the Standard Administration of China, a technical committee is formed in corresponding to the TC111 WG3 (China WG3 working group). The task of forming a working group for test procedures of national standards for the density of toxic substances of electronic and electrical products is completed. The formation of a working group for industry standards for the prevention of pollution caused by electronic information products had been completed in October, 2004. This working group starts on the formation of standards for limits, test standards, leadless soldering standards, and certification and labeling standards.
目前,我们已经派员积极参与了国际 IEC/TC111的活动,在国标委的统一协调下,牵头组织了中国对应 TC111的 WG3的一个技术委员会(目前暂称为中国 WG3工作组);组建电子电气产品有害物质浓度检测程序国家标准工作组的工作已经完毕;电子信息产品污染控制行业标准工作组已经在2004年10月组建完成,已经开始了制定电子信息产品有毒有害物质的限量标准、检测标准、无铅焊接标准、认证与标识标准的工作
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The acute toxicity of three kinds of typical chemicals to alga、cladoceza and swordtail fishwere studied, and safety assessment was also made.
采用水体中3个营养级别的水生生物测试卤代酚类、硝基苯类、烷基苯类典型有毒有害化学品对水生生物的急性毒性,同时对上述物质对水生生物的安全性进行初步评估,并预测了上述物质对水生生物的环境安全浓度。
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The joint toxicity was evaluated by different methods, including toxicity unit,additive index, similarity parameter and mixtures toxicity index. The results show that the binary joint effects of phenol and toluol mixed with SDS are synergistic, while the binary joint effect of SDS and nitrobenzene is antagonistic. The environment risk of some compounds will be enhanced because of the joint of SDS.
研究结果表明: 4种不同的评价方法对SDS与取代芳烃苯酚、甲苯和硝基苯的联合效应评价结果具有较好的一致性,即SDS与苯酚、甲苯的二元混合体系的毒性表现为不同程度的协同作用,而与硝基苯则表现为弱拮抗作用;对环境存在风险性的阴离子表面活性剂SDS,当与一些有毒有害物质共存时会增加该类物质的环境风险性。
- 推荐网络例句
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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。
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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
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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。