中离子碳烯类似于氮杂环碳烯。
目的观察二苯乙烯类化合物 E1的降糖作用。
The aim is to observe the glucose-lowering effect of stilbenoid E1.
本文报道了三氮烯类试剂的结构分析。
In this paper, the, structural analysis ot triazene hax been reported.
目的合成碳青霉烯类抗生素美罗培南。
Aim To synthesize meropenem trihydrate, a carbapenem antibiotic.
以醛酮为原料合成卤代乙烯类化合物。
通过重氮盐的氮偶联反应,合成三氮烯类新试剂。
A new triazene compound is synthesized by nitrogen coupling reaction of the diazonium salt.
含有更丰富的黄酮类、萜烯类物质是澳洲蜂胶的最大特点。
The most prominent feature of Australian propolis is contained abundant flavonoid and terpenoid substances.
介绍二苯乙烯类化合物白藜芦醇的药理学活性及作用机制。
In the review, the pharmacological properties and effect mechanism of resveratrol, a compound of stilbenes were summarized.
萜烯类:这类天然存在的化合物是植物油中的最重要的成份。
Terpenoid: These naturally existing compounds is the most important component of vegetable oil.
本文研究了氯丁橡胶与乙烯类单体在溶液体系中的接枝聚合。
The graft copolymerization of vinyl monomers onto neoprene in solution was studied.
由带特殊张力的桥环双键可以得到规整的乙烯类加成聚合物。
Regular vinyl addition polymers may be obtained from particularly strained endocyclic double bonds.
图1。有代表性的单萜烯类。显示了异戊二烯单元的一般结构特点。
Figure 1. Representative monoterpenes. Isoprene units are shown to indicate the common structural features.
2是乙烯类单体经乳液聚合,并加入助剂复配而成,用于喷涂消光。
DM-2, an ethylene component co - compounded by polymerization of emulsion and the addition of auxiliaries, is employed in matting sprays.
研究了两种探针化合物在安息香醚引发烯类单体光聚合反应中的应用。
The photopolymerization process of acrylate monomer initiated by benzoin ether has been studied by two kinds of fluorescence probe.
介绍了常见淀粉—烯类单体接枝共聚产物各成分的分离及其表征方法。
This paper presents a reviewal profile of methods on separation and characterization about starch-vinyl graft copolymers.
大多是单萜、倍半萜烯类化合物,Z-柠檬醛含量最多,达24.21%。
通过气候加速试验机模拟自然气候,讨论了聚丙烯类编织物的自然老化性能。
The natural ageing properties of polypropylene textile were studied under simulated climatic environment formed by accelerating tester for weather in this paper.
该基因使细菌对碳青霉烯类(carbapenems)抗生素产生耐药性。
The gene made the bacteria resistant to the group of antibiotics called carbapenems.
碳青霉烯类通常在紧急情况时才使用,用于细菌对常用的抗生素产生耐药性之后。
The carbapenems are normally kept for emergencies and used when bacteria is found to be resistant to more commonly prescribed antibiotics.
架子设计为厚壁的,聚乙烯类塑料材质的加筋立柱,和保持最大稳定性的地板。
Stands are constructed of durable thick-wall, polyethylene plastic with a structurally reinforced post and fillable base for maximum stability.
本课题概述了碳青霉烯类抗生素的研究进展,并设计合成了比阿培南的侧链中间体。
This paper studied some of the highlights in the progress of the research of carbapenem antibiotics, designed and mainly synthesized branched chain intermediate of biapenem.
在高分子化学实验中,单体的精制主要是对烯类单体而言,也包括某些其它类型单体。
In polymer chemistry experiments, the monomer is refined mainly in terms of vinyl monomers, but also some other types of monomers.
介绍了部分芳香剂及其散发出的香型,以及部分能散发出萜烯类物质的树木和它们的药用功能。
Some aromatic agents, diffused smell and terpenes from trees as well as their application in medicine were introduced.
由聚丙烯腈的红外光谱端基分析证实了MST组分与铈离子反应产生的自由基能引发烯类聚合。
The end group analysis of polyacrylonitrile by IR spectrum confirmed that the free radical produced by the reaction of MST and eerie ion could initiate the polymerization of vinyl monomer.
研究样本收集于2013至2014年。所发现的超级细菌是耐碳青霉烯类肠杆菌,简称CRE。
The samples were collected between 2013 and 2014. The superbug found was carbapenem-resistant Enterobacteriaceae, or CRE.
目前,设计合成新的具有良好光致变色性能的二芳基乙烯类化合物仍然是该领域的研究热点之一。
At present, the design of new and good photochromic properties of the aryl vinyl compounds is still research in the field of hot spots.
综述了聚氯乙烯类热塑性弹性体的种类、结构、性能和应用等,并介绍了国产高聚合度PVC的应用。
The varieties, structures, properties and applications of the thermoplastic elastomers of polyvinyl chloride type were reviewed. The applications of domestic high polymeric PVC were introduced.
综述了聚氯乙烯类热塑性弹性体的种类、结构、性能和应用等,并介绍了国产高聚合度PVC的应用。
The varieties, structures, properties and applications of the thermoplastic elastomers of polyvinyl chloride type were reviewed. The applications of domestic high polymeric PVC were introduced.
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