查询词典 moieties

Unexpectedly, we observed that the phenol moieties of probucol were insufficient, whereas its sulphur atoms were required for protection.

研究者意外的发现普罗布考中缺乏苯酚基团，而苯酚基团中的硫原子必需得到保护。

Blue-light emitting polymer with binaphthalene and PPV moieties was synthesized, which had fluorescence efficiency of 45% in chloroform.

通过将联二萘和PPV单元共聚得到了线性的聚合物发蓝光材料，在溶液中具的荧光量子产率为45％。

The relationship between four serials of copolymer molecular structure containing phthalazinone moieties and their membrane performance was studied.

本文从四个方面系统研究了四个含二氮杂萘酮结构系列共聚聚芳醚膜材料化学结构和膜性能之间的关系。

Organic/inorganic hybrid materials have obtained more and more attentions in the fields of mechanics, thermodynamics, optics, electromagnetics, and biology etc, because of their excellent characteristics and properties of both moieties.

有机-无机纳米复合材料综合了有机物和无机物各自的优点，在力学、热学、光学、电磁学及生物学等方面具有许多优异的性能，已经成为国内外新型复合材料研究的热点。

These data supported the strategy of binding BP moieties directly to fabrics as a simple approach for achieving self-decontaminating coatings.

这些数据直接支持了BP以纺织作为达到自我控制的战略。

Soyasaponins have been known to contain an aglycone,linked to one or more sugar or oligosaccharide moieties.

大豆是我国的传统食品，营养丰富，并且含有多种生物活性物质。

It was found that the thiophene derivatives moieties became the efficient blue emitter via efficient energy transfer from the polysilafluorene segments.

实验结果表明，噻吩的加入形成了新的蓝色发光中心，并且实现了从硅芴链段到含噻吩发光中心的有效能量转移。

These substituents are either small groups such as phenoxy groups,aryls,cyclic secondary amines,cyano groups,and halogens or large functional moieties such as PDI,Phthalocyanines, porphyrins,BODIPY,cyclodextrin,Fullerene,calixarene,and so on.

这在过去的工作中，人们把一些小分子的，如酚氧基、仲胺基、苯基、氰基以及卤素氟、氯、引入到PDI中，同时也把一些较大功能团，如PDI本身、卟啉、酞菁、环糊精、BODIPY、杯芳烃、富勒烯等和PDI连接在一起。

In the fifth part, asymmetric synthesis of β,γ-trans-alkenyl α-amino esters was achieved by chiral phosphoric acid catalyzed transfer hydrogenation of β,γ-alkynyl α-imino esters. Utilizing Hantzsch ester as the hydrogen donor, both the alkyne and imine moieties of β,γ-alkynyl α-imino esters were reduced to yield β,γ-trans-alkenyl α-amino esters with up to 96% ee.

第五部分工作中，使用手性磷酸作为催化剂，Hantzsch酯作为氢源，β，γ-炔烃取代的α-酮酸酯亚胺中的炔键和亚胺官能团均被还原，以中等的收率和优秀的对映选择性（up to 96% ee）得到β，γ-反式烯烃取代的α-氨基酸衍生物。

The synthesis of a novel pseudorotaxane formed by cucurbit[6]uril (CB[6]) as the macrocycle and two diprotonated diaminobutane moieties as the "string" was reported.

通过葫芦[6]脲(CB[6])与两个质子化的1，4-丁二胺在水溶液中于室温下进行超分子自组装，得到一种新型的准轮烷。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。