查询词典 sulfur

Concluˉsion Cystine and its sulfur are human ungual characteristic constituents;its content could reflect the rigidity of huˉman ungual and prognosticate to engender morbid possibility.Glutamic acid is one of constituents of human

胱氨酸及其硫是其特征性元素，含量高低可反映坚硬程度和发生疾病的可能性；谷氨酸是人指甲的主要成分之一，这两种氨基酸具有鉴别意义，及临床诊断的价值。

Crude oil, or unprocessed petroleum, is called sour when it contains a lot of sulfur, an impurity.

原油或是未处理过的石油，被叫作酸的，因为它含有很多硫磺和杂质。

Crude oil,or unprocessed petroleum,is called sour when it contains a lot of sulfur,and impurity.

原油是没有经过处理的石油，叫做酸。因为它包含了许多硫磺，硫磺是一种混合物。

Finally, reduce energy consumption and reduce unregenerate, maximum use of renewable energy, environmental protection in the air oxidation sulfur dioxide and carbon, toxic or harmful substances, such as far away from our living environment.

最后，尽可能降低和减少不可再生能源消耗，最大限度使用环保再生型能源，让空气中一氧化炭、二氧化碳和二氧化硫等有毒有害物质远离我们的生活环境。

There was great effect of the quantity of ureide in every organic by sulfur.

东农42施硫肥处理对地上部器官酰脲分布产生很大的影响，但各部分硫效反应时期是不同的。

The results showed that there were 8 kinds of aliphatic, 5 kinds of esters, 2 kinds of aldehydes, 2 kinds of nitrogen sulfur heterocyclic rings and one kind of hydrocarbon, alcoholics, ketone, lactones respectively in the analyzed 21 kinds of aroma components, and the content of furfural,β-methyl valeric acid, palmitic acid, nicotine, neohytadiene were higher, next were acetyl ethyl propionate, caleric acid, phenyl ethyl acetate, hydroxylic diethyl succinate.

结果表明，在分析出的21种香气成分中，分别有脂肪酸类8种，酯类5种，醛类2种，氮硫杂环类2种，烃类、醇类、酮类、内酯类各l种，其中相对含量较高的物质成分是糠醛、β-甲基戊酸、十六碳酸、烟碱、新植二烯，其次是乙酰丙酸乙酯、异戊酸、苯乙酸乙酯、羟基丁二酸二乙酯等。

On the one hand, the effect of vanadium on A3 steel in high-sulfur residual oil system; on the other hand, the corrosion behaviors of A3 steel with/without-aluminizing layer in the molten vanadate.

一方面，研究了在高硫渣油系统中钒对A_3钢腐蚀行为的影响；另一方面，探讨了在熔融钒化物(V_2O_5-Na_2SO_4)介质中，A_3钢及其表面渗铝层的腐蚀行为。

This paper introduces the basic characteristics of viscose fiber and sulfur dyes .

阐述了粘胶纤维、硫化染料的基本特性，从设备、工艺、操作和生产管理几方面探讨了提高粘胶条染色质量的方法。

The influences of various reductive organic impurities, such as amines, phenols and sulfur compounds on the stability of HPAM aqueous solution have been studied by viscosimetry.

对各种还原性有机杂质如胺、酚和硫化物对 HPAM水溶液稳定性的影响进行了研究。

ABSTRACT :The influences of various reductive organic impurities , such as amines , phenols and sulfur compounds on the stability of HPAM aqueous solution have been studied by viscosimetry .

对各种还原性有机杂质如胺，酚和硫化物对HPAM水溶液稳定性的影响进行了研究。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。