Others, though, question whether fossil stromatolites really are the result of bacterial action, and wonder whether they might be chemical precipitates instead.
尽管另一些人，质疑层叠岩石化石是否是细菌活动的结果，但他们也想知道那些化石是否只是化学沉淀物。
Strands of DNA's chemical cousin RNA served as molecular messengers, carrying orders to the cells' protein factories and translating them into action.
对DNA的化学表弟分子RNA链作为使者，携带订单到细胞的蛋白质工厂，并将其转化为行动。
Dr Klatsky said he believed moderate doses of caffeine may help the heart by blocking the action of the chemical adenosine, which can cause disturbed rhythm.
Klatsky大夫说他相信适量的咖啡因可以帮助心脏阻止能导致心律不齐的腺苷的化学行为。
Dr Klatsky said he believed moderate doses of caffeine may help the heart by blocking the action of the chemical adenosine, which can cause disturbed rhythm。
Klatsky大夫说他相信适量的咖啡因可以帮助心脏阻止能导致心律不齐的腺苷的化学行为。
The chemical industry's action doesn't go far enough.
化工行业的行动作用还远远不够。
Some washing powders break down proteins by chemical action.
有些洗衣粉能通过化学作用分解蛋白质。
We will continue rallying support from allies around the world who agree on the need for action to deter the use of chemical weapons in Syria.
我们将继续争取一致认为必须采取行动阻止在叙利亚使用化学武器的世界各地盟友的支持。
Oxygen will exert a chemical action on metals.
氧会对金属产生化学作用。
The vitrified surface of glass microspheres can realize the chemical corrosion resistant, and reflex action on light.
玻璃微珠玻化质的表面更抗化学腐蚀，对光有反射作用。
Active coupler colouring agent to initiate the formation of colour after chemical action.
活性成色剂化学作用后，引发颜色的色剂。
Corrosion fatigue. A type of failure that results from the simultaneous action of a cyclic stress and chemical attack.
由循环应力和化学腐蚀同时作用导致的一类失效。
The colour and odour are produced by Bacterial action on chemical constituents.
粪便的颜色和气味是细菌作用于化学物质的结果。
In addition to introducing some new chemical nuclease systems, this paper stresses on the discussion of their action modes and acting mechanisms.
本文除介绍了一些新的化学核酸酶体系外，着重对它们的作用方式及作用机理进行了讨论。
The reason why love is chemistry is because that when two persons of different lifestyle meet, a certain chemical re-action might happen between them.
我说爱情是化学的原因是因为，两个生活方式完全不一样的人相遇，他们之间发生某种化学反应。
Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red.
酸是一种化合物，它在溶于水时拥有猛烈的气息和对金属的腐蚀性，并且可以或许使某些蓝色植物染料变红。
The paper introduced the action of E- business in chemical enterprises, and planing, composing, risk, countermeasures and development trend.
主要介绍了电子商务在化工企业中所起的作用及其规划、组成、风险、对策和发展趋势。
The article review studies on the chemical constituent and pharmacologic action of Yin tonifying herbs. Polysaccharides, amino acids and microelements are important active ingredients.
本文综述了近年来养阴药的化学成分及药理作用，发现多糖、氨基酸、微量元素是其发挥功效的重要成分。
The research on mechanical effect of the chemical action of water-rock on rocks involves many subjects and domains with wide application prospect.
水—岩化学作用对岩石力学效应的研究涉及多学科多领域，具有广阔的应用前景。
The chemical composition, pharmacological action and clinical application of Amebiae are reviewed in this article.
本研究综述了紫草的化学成分、药理作用、临床应用方面的研究进展。
The research on chemical composition, pharmacological action, and prospect of application in animal husbandry of Schisandra chinensis Baill was summarized in this paper.
作者综述了五味子的化学成分、药理作用、应用的研究近况以及在畜牧业中应用的前景。
This is the type of state-owned enterprises listed on the chemical industry's largest integrated action.
这是国家类型的国有化工行业最大的上市企业的综合行动。
This paper reviews the literatures concerning the chemical components and pharmacological action for the plants of Limonium Mill. in recent years.
查阅近年来国内外相关，对补血草属植物的化学成分和药理作用进行归纳。
This article presented an overview about study on chemical composition and pharmacological action of Common Burreed Rhizome in recent years.
近年来国内外中药三棱化学成分与药理作用研究进展的概述。
The chemical synthesis, pharmacological action and clinical trial of exemestane were reviewed.
本文综述了依西美坦的化学合成、药理作用及临床应用。
The article makes a total comparison between ginseng and notoginseng on chemical composition and pharmaceutical action.
对来源于五加科人参属近缘植物人参和三七的化学成分和药理作用进行了综合比较。
The reviewed the distribution utilization, chemical composition medicinal action and other application of Glycyrrhiza resources in our country.
对我国甘草资源的分布利用、甘草化学成分、药理作用以及甘草在各行业中的应用进行了系统的论述。
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。
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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