基本释义:

桥环双键

网络释义

1)endocyclic double bond,桥环双键

2)endo-double bond,环内双键

3)exocyclic double bond,环外双键

4)transannular linkage,跨环键;跨环桥

5)Electron bridging dihydrogen bond,电子桥联双氢键

6)hemicycle double bond,半环状双键

用法和例句

Conditions for selective and quantitative ozonization of the endo-double bond of highmolecular weight oligomer of α-pinene was determined in microozonization apparatus.

使用微量臭氧化装置，找到了适用于对较高分子量聚（α－蒎烯）的环内双键进行选择、定量地臭氧化的条件：－１５℃，乙酸异戊酯作溶剂，样品浓度５。

Regular vinyl addition polymers may be obtained from particularly strained endocyclic double bonds.

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。

The Key Construction-control and Construction Technique of Twin-united Body Twin-pylon Cable-stayed Bridge;

双塔联体斜拉桥施工及监控关键技术研究

Research of Key Points in Construction Control of Cable-stayed Bridge with Double Arch Tower

双拱塔斜拉桥施工过程中的关键问题研究

Theoretical Study of Hydrogen Bonds and Dihydrongen Bonds between π-conjugate Hetero-cyclic Molecules and Some Proton Donors

杂环芳香体系分子间氢键和双氢键的理论研究

Synthesis of Bicyclic Heterocycles Containing an N-O Bond and Marine Butenolides

含N-O键的双环杂环化合物和海洋Butenolides的合成

Key Techniques on Synthesis of Cyclohexene Oxide with Hydrogen Peroxide as Oxidant;

双氧水环氧化环己烯合成环氧环己烷的关键技术研究

Design and key technology of double-wall steel cofferdam for Anqing Bridge over Yangtze River

安庆长江大桥双壁钢吊箱围堰设计与关键施工技术

With exocylic double bonds the effect of strain is in the opposite direction.

环外的双键的张力效应导致相反的结果。

Research on Dual-loop Control and Parallel Operation Technique for High Frequency UPS;

高频UPS双环控制及并联运行关键技术研究

Research on the Key Issues about Dual-Loop Optical Buffer;

双环耦合全光缓存器中若干关键问题的研究

Key Technology For Bridge Pier Foundation Construction in Tidal Environment with Bare Rock

潮汐深水区裸岩地质环境中的桥墩基础施工关键技术

Study on Endo-to Exo-Isomerization of Tetrahydrodicyclopentadiene Catalyzed by Y Zeolites;

Y分子筛催化桥式四氢双环戊二烯异构化制备椅式四氢双环戊二烯

"Oh ... from Shuangchiao Town, eh?

“哦——也是双桥镇么？

Synthesis of N-containing 5-ansa-Zirconocene Dichloride Complexes

含氮杂原子桥联双环戊二烯基二氯化锆配合物的合成

Studies on the Molecular Recognition and Related Mechanism Concern with Bridged Bis-cyclodextrins

基于桥联双β-环糊精的分子识别及相关机理研究

Reaction of (1,1,2,2 - Tetramethyl Disilanylene) Bis(Tetramethyl - cyclopentadienyl) - Tetracarbonyl Di - Iron with Iodine

(1,1,2,2-四甲基二硅桥连)双(四甲基环成二烯基)四羰基二铁与碘的反应

Three Phase Four Legs Inverter Base on Repetitive Control and PI Double Close Loop Control;

基于重复控制和PI双闭环控制的三相四桥臂逆变器

Cu(Ⅰ)-Synthesis and structure of polymer in nitrogen heterocyclics;

Cu(Ⅰ)-桥联双氮杂环配体配位聚合物的合成和结构