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词汇 regio
释义 regio 英'riːdʒiːəʊ美'riːdʒiːəʊ COCA¹⁴²⁹⁴⁴BNC⁹⁷²³³⁺
基本例句
n.⁶⁹;部位³¹
Both stereo-and regio- chemistry ar dominated by the equilibrium between the bridged and open ions.
因此,上述亲电加成由桥型离子和开放离子的平衡所决定。 cnki

The Co2CO 8 catalyzed reaction of pentafluorostyrene with triethylsilane and carbon monoxide gives a perfluorophenyl enol silyl ether as a mixture of regio- and stereo-isomers.
五氟苯乙烯与三乙基硅烷、一氧化碳在八羰基钴催化下反应得一个位置和立体异体五氟苯基烯基硅醚的混和物。 dictall

The reaction of dimethylsilylene with the compounds containing allyl methyl ether moieties 1—5 gave allyldimethylmethoxy siloxane 6—10 with very good chemo- and regio- selectivities.
二甲基硅烯与含烯丙基甲醚结构的化合物1—5的反应具有良好的化学和区域选择性。 cnki

The steric and electronic configuration around the center metals has profound effect on the polymerization activity and the stereo- and regio-selectivity of the resulting polymers.
中心金属离子周围的电子效应和空间效应影响着催化剂的反应性能和所得聚合物的微观结构。 fabiao

This paper reviews briefly recent developments in the regio and stereoselective ring opening of2,3 epoxy alcohols and their derivatives by a variety of methods.
简要综述了对2,3-环氧醇及其衍生物进行区域及立体选择性开环的各种方法的近期进展。 chemyq

Chiral epoxides are versatile intermediates that can be readily converted into a wide variety of enantiomerically pure compounds by means of regio- and stereo- selective ring opening reactions.
手性环氧化物是用途很广的中间体,通过区域和立体选择性开环反应,手性环氧化物能转化为多种对映纯的手性化合物。 fabiao

Gains in the regio were also fueled by a number of deals.
欧洲股市上涨,主要归功于企业交易增多。 yeeyan

In these containers, bimolecular reactions between specially selected guests proceed with high regio- and stereoselectivity.
在这些容器,双分子之间的反应,特别挑选客人进行高区选和立体选择性。 iask.sina.com.cn

Next week a court in Lower Saxony will deliberate on the cancellation of another DB Regio contract, to run trains around Bremen.
下周位于下萨克森的一个法庭将商讨取消另一个合同,是关于 DB Regio想要在不来梅附近运营铁路。 ecocn

Saturn's newest addition could explain how Cassini Regio came to be.
土星的这个新成员能够解释卡西尼区是如何形成的。 www.astronomy.com.cn

This paper first analyzes the origin of regio…
本文首先对区域行政的源起进行分析; cnki

Regio selectivity and catalytic effect of different palladium compounds were discussed.
探讨了不同的钯化合物的区域选择性和催化作用。 cnki
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