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It is often convenient to use the mole to describe the amount of substance. 用摩尔来表示物质的量通常是很方便的。
The units of temperature, pressure, and amount of substance cancelled out. 温度、压力和物质的量的单位相消。
Since most paints contain inflammable organic solvent, and some of paints also contain a small amount of substance of harmful to health. 大多数涂料都含有可燃性有机溶剂，部份涂料还含有少量有害健康的物质。
The effects of reaction temperature, ratio of amount of substance,polyurethane prepolymers on rate of blocking reaction of ethylene glycol monoalkyl ethers were studied. 本文讨论了反应温度,物质的量比和聚氨酯预聚体对乙二醇单烷基醚的封闭反应速度的影响。
Later he became a man of substance. 后来，他成为颇具资产的人。
The yield of the ester could reach 82.3% under amount of substance ratio of benzoic acid, isoamyl alcohol and ammonium ferric sulfate were 1:4:0.17, refluxing and water segrating for 4h. 当苯甲酸、异戊醇和硫酸铁铵的物质量比为 1:4:0 .;17;回流分水 4h;酯收率达 82
He has a large amount of mail to answer every day. 他每天有大量的信件要回复。
Based on Gagne's study result classification theory, the article makes a task analysis of the "Amount of Substance" section and points out the problems which should be paid attention to in practice. 文章结合“物质的量”一节教学实际，就如何运用加涅的学习结果分类理论指导任务教学任务分析，以及在应用实践中应注意的问题提出了新的认识和看法。
The component with amido bond such as T4T and T2T are synthesized at first,then it is polymerized with EG in a given of amount of substance ratio to prepare amide modified polyester. 首先合成了含有酰胺键的组分T4T、T2T,然后按一定物质的量比将T4T、T2T分别与EG反应制备含有酰胺键的改性聚酯。
This paper briefly describes the method and applications of isotope dilution mass spectrometry (IDMS) in international comparisons organized by Consultative Committee for Amount of Substance (CCQM). 单位：国家标准物质研究中心北京100013;国家标准物质研究中心北京100013;国家标准物质研究中心北京100013;国家标准物质研究中心北京100013;国家标准物质研究中心北京100013;国家标准物质研究中心北京100013;
In this paper some formulas to calculate the mass percentage of all sort of compound in and rock salt and mirabilite were created on the reaction rule of equal amount of substance. 本文以等物质的量的反应规则建立了岩盐、芒硝中各种化合物的质量分数的计算公式。
The carpet will stand any amount of wear. 这地毯极其耐用。
The yield of the ester could reach 99 % under amount of substance ratio of lactic acid, isopentyl alcohol and ferric chloride were 1:2 = 0.027, refluxing and water segrating for 60min. 当乳酸、异戊醇和三氯化铁的物质量比为1:2:0.;027;回流分水60分钟;酯收率99%25。
The amount of a claim on an insurer by an insured. 险损赔偿额保险人从承保人获得的赔偿数量
Just think of the amount of time wasted. 想一想多少时间被浪费了。
The amount of unemployed capital is very large. 未被利用的资金数量很大。
The railroad gives free transportation for a certain amount of baggage. 铁路免费运送的行李是有一定数量的。
The owner of the oil wells is a man of substance. 那些油井的主人是个财主。
She has a fair amount of money put by. 她存了不少钱。
Oxygen is one of the basic elements of substance. 氧是物质的基本元素之一。