chemical substances是什么意思

Soil consists of various chemical substances.

土壤由各种化学物质组成.

《简明英汉词典》

Many chemical substances may be held in solution in water.

许多的化学物质可以溶于水中.

辞典例句

Many chemical substances are now applied to affect the growth of flowering plants.

现在应用很多化学物质来影响显花植物的生长.

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Do you know the composition of our products in chemical substances?

你知道我们的化学物产品的成分 吗 ?

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Many private cars emit toxic gases which contain many chemical substances that are carcinogens.

许多私家车排放的有毒气体包含不少致癌的化学物质.

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Oily ink used by chemical substances, almost all of them have special stink of of stimulation.

油性油墨所采用的化学物质, 几乎都具有特殊的刺激臭味.

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Different types of chemical substances and organic solvents, article burning odor, impact area.

各种化学物质及有机溶剂 、 物品燃烧产生的恶臭, 影响范围极广.

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This product is free of any chemical substances and is applicable for long time use.

本品不含任何化学药物成分,可以长期使用.

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Chromatography: Method first described in 1903 by Mikhail S. Tsvet for separating mixed chemical substances.

色层分析法: 又译色谱法. 利用不同化学物质在气流或液流中被固定物质吸附的速率不同而将它们分离的方法,1903年首度由俄国植物学家茨维特提出,他用于分离有色的化合物(由此得名 ) .

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Fire is a chemical action, or an action taking place between different chemical substances.

火是一种化学反应, 或者说,是发生在不同化学物质间的一种作用.

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This kind of embroidery thread absolutely eliminate the bodily injury may caused by chemical substances.

这样的绣线绝对消除了化学物质可能对人体带来的伤害.

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The changes in ultrastructure are accompanied by increases in various photosynthetic chemical substances.

超显微结构的变化,伴随有各种光合作用的化学物质的增加.

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