that this year's nobel prize for chemistry has been awarded for a better way of synthesising organic compounds is thus appropriate.

"the roasting process can be manipulated to bring out different flavours and minimise any deleterious compounds produced, " he said.

我们可以通过对烘焙过程的监控来产生不同的味道，同时把有害物质的产量减少到最低。

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high speed countercurrent chromatography(hsccc) was successfully used for the separation and preparation of isomeric compounds.

应用高速逆流色谱法对同分异构体。分离纯化进行研究。

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amines are basic nitrogenous compounds in which one, two or three atoms of hydrogen in ammonia are replaced by alkyl or aryl groups.

胺是含氧的化合物，是由一个、两个或三个氢原子与氨以烃基或芳基结合的基团。

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in this paper, the characteristics and possible formation mechanism of every flavor compounds are also analyzed.

文中同时分析了干腌火腿中各风味成分的特征和可能的形成机理。

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it may be that our bodies evolved to depend on at least low levels of worm-produced compounds to keep them running within normal bounds.

而人类身体的进化又需要依赖这种由蠕虫产生的至少低水平的化合物才能保证其在正常范围内运作。

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identification of compounds can be assured by combining two or more detection methods.

化合物的识别可以通过结合两种或两种以上的测定方法来保证。

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the fluorescent compounds of pyrazoline have been used in many field.

吡唑啉荧光化合物可用于许多技术领域。

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copper and arsenic compounds have been used in the past, but the environmental protection agency recently banned them.

铜和砷的化合物已被用于过去，但美国环境保护署最近禁止他们。

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by hardness analyzing, both of the two intermetallic compounds can improving the surface hardness of the basal body obviously.

通过硬度分析，金属间化合物涂层均明显的提高了基体表面的硬度。

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only the harmonious proportion of every flavor compounds, the whole flavor would be better.

只有各种风味物质间的比例协调，才能呈现良好的整体风味。

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the research development of organogermanium compounds on antitumor activity are reviewed. among them some have been used in clinic.

概述了有机锗类化合物抗肿瘤作用的研究进展，其中有的已应用于临床治疗。

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but highly polar or hydrophilic compounds are not easy to be extracted.

但一些极性大或亲水的组分不易分离出来。

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police say most of the casualties appeared to be pakistani police and private security guards posted outside of the compounds.

警方说，大多数伤亡者看起来是在大使馆外值勤的巴基斯坦警察和私营保安人员。

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a-fe2o3 (haematite) was one of the first compounds to be studied by neutron diffraction.

A-Fe2O3（赤铁矿）是中子衍射最先研究的化合物之一。6.The General says aircraft targeted five isolated compounds destroying at least three of them.发言人说飞机瞄准了五个孤立的据点，至少摧毁了其中的三个。

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the kind of these compounds and concentration in the heating season were higher than i. . .

这些污染物的种类和数量都是采暖期高于非采暖期。

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two internal glands at the bottom of their tails produce a thick and oily liquid made of particularly smelly chemical compounds.

它们尾巴根部的两个内腺会产生一种浓度高的油性液体，含有浓重臭味的化合物。

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expatriates, used to a secure if sequestered life, tried not to think about the tanks parked outside their compounds.

过去那些只要肯过隐居生活就可以确保其安全的流亡者，现在不得不考虑那些停在他们院子旁边的坦克。

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the design and synthesis of spiro compounds have been a focus in the field to obtain photochromic spiro compounds with better performance.

为了获得性能优良的螺环光致变色化合物，新的设计合成一直是该领域研究的热点。

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to boil such compounds, it is often better to lower the pressure at which such compounds are boiled instead of increasing the temperature.

要使这类化合物沸腾，最好是降低化合物沸腾时的压力而不是提高温度。

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stoichiometry: determination of the proportions (by weight or number of molecules) in which elements or compounds react with one another.

化学计量学：确定化学元素或化合物彼此反应的比例关系（用重量或分子数表示）。

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