查询词典 cis

Their chemical structures were elucidated on the basis of physicochemical properties and spectral dataIR,FAB-MS,~(1H-NMR,and ~(13)C-NMR.Result: Six compounds were isolated and identified as: aurantiamide acetate(1),cyclo(2),N-p-coumaroyltyramine(3), N-trans-feruloyltyramine(4),N-cis-feruloyltyramine(5),and nicotinic acid(6),respectively.

结果：分离鉴定了6个生物碱，分别为aurantiamide acetate(1)、环二肽(2)、香豆酰基酪胺(3)、N-反式阿魏酰基酪胺(4)、N-顺式阿魏酰基酪胺(5)、烟酸(6)。

In the asymmetric epoxidation of cis-β-methylstyrene, the selectivity and enantiometric excess for the epoxides reached 96% and 78%, respectively. The recyclability of the catalyst was also studied.

结果表明，该配合物对顺－β-甲基苯乙烯的不对称环氧化反应具有很好的催化性能，产物选择性达96%，ee值达78%，以顺－β-甲基苯乙烯为底物，m-CPBA为氧化剂，考察了该配合物催化剂的循环使用性能。

Structures of glycosyl ester of 13-cis-4-restinoic acid(5) and 6 were characterized by 1H NMR,13C NMR,IR and MS and confirmed to be β-configuration.

13-顺维甲酸与溴代-2，3，4，6-四-O-乙酰基-α-D-吡喃葡萄糖在4-二甲氨基吡啶催化下合成了13-顺维甲酸葡萄糖酯(5)，以二氧化锰为氧化剂，5经氧化成功地合成了新化合物13-顺-4-羰基维甲酸葡萄糖酯(6)。

Following dual titles in cross country at the end of 2007,the Gryphons repeated in the spring of 2008 winning track and field and track and field making Guelph the first school to win both men's and women's cross country and track CIS titles in one season.

下面的双冠军跨国家在2007年底， Gryphons多次在赢得2008年春季田径和田径决策圭尔夫大学的第一所学校获得两个男子和妇女的跨国家和跟踪独联体标题在一个赛季。

Cis-C=C configuration on 2 position is easily isomerized to trans-form in environment according to literatures, but cycloproyl do it difficut relatively. So, replacement of 2,3- allyl unit by cyclopropyl group might give a practical method to get over the problem.

为解决脱落酸2位双键在环境中易光异构化为反式结构的问题，依据电子等排体原理，将2，3-位的烯丙型的结构改变为环丙型结构，将可能解决光异构化的问题。

Pinl is a kind of peptidyl-prolyl cis/trans isomerase. Pinl specifically isomerizes the pSer/Thr-Pro motifs in proteins, relating to kinds of human diseases, especially cancer and AD.

hPinl是一种肽基脯氨酰顺反异构酶，能特异催化蛋白质分子中pSer/Thr-Pro肽键的顺反构型转变，与多种人类疾病相关，尤其是癌症和阿尔茨海默氏病(Alzheimers disease，AD)。

The geographic situation and membership in the CIS and in the South-Eastern Europe Stability Pact, in the framework of which Moldova has signed or is in process of signing free trade agreements, make the Republic of Moldova a jump-off ground for entering the ex-soviet and Balkan markets.

其在地理的位置良好，并且成为独联体和东南欧稳定公约成员国，因此，摩尔多瓦签署了或在签署过程自由贸易协定，这使摩尔多瓦到前苏国家和巴尔干市场

Moscow international security and fire equipment exhibition was established in 1995, the annual session is from the famous exhibition company ITE organized; The exhibition is Russia and the CIS region's largest professional exhibition event Security.

莫斯科国际安全及防火用品展成立于1995年，每年一届，是由著名的ITE展览公司主办；该展会属俄罗斯和独联体地区规模最大的安防专业展览盛会。

Moreover the synthetic inducing effect of mixed volatiles was more than the sum of individual volatiles.

从诱导酶活增加的效果来看，在这4种混合挥发物中，MeJA+cis-hexenal的诱导能力最高。

E. . The epoxidation of cis-allylic alcohols is difficult, and with 20％mol Ti 〓 and 30％mol tartrates, up to 80％e.

的对映选择性被得到；对难于环氧化的顺式烯丙基醇，使用20％mol四异丙氧基钛和30％mol酒石酸酯得到最高80％e.e。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。