1.
Copolymer is where chemical combination exists in the main chain between two polymers.
共聚是两种高聚物主链间的化学键联接。
2.
A chemical bond or link created by cross-linking.
交键通过交联形成的化学键
3.
Chemical bond mainly includes electrovalent bonds, covalent bonds, and metalic bonds.
化学键主要有离子键、共价键、金属键。
4.
Pay Attention to "Connection"is the Key to the Quality of Maths Teaching;
“联系”是提高大学数学教学质量的关键
5.
Modularization: A Critical Element of Efficient Implementation of Dynamic Alliance;
模块化──动态联盟有效实施的关键因素
6.
International Federation of Chemical and General Workers' Unions
国际化学和普通工会联合会(化学工联)
7.
Cu-Catalyzed Formation of C-N Bond with a Organic Base
采用有机碱的铜催化C-N键偶联反应研究
8.
A Self-study Chinese Keywords Extracting Algorithm Used on the Internet
可应用于互联网的自学习中文关键词抽取算法
9.
On the Main Questions Concerning English Grammar Teaching;
英语语法教学的几个关键性关联问题的研究
10.
Relation of Theory with Reality--A Key in Middle School Politics Teaching;
理论联系实际是中学思想政治课的关键之笔
11.
Dynamic behavior of a rotor-misaligned spline coupling system
转子-不对中花键联轴器系统动力学特性研究
12.
(chemistry) of an organic compound; containing two or more double bonds each separated from the other by a single bond.
（化学）指有机化合物；含有两个或者多个双键，其中每个键都通过单键与其他键分离。
13.
The key to the four modernizations is the modernization of science and technology.
四个现代化，关键是科学技术的现代化。
14.
In a more complex one-step reaction, bonds both form and break.
在较复杂的一步反应里，既有化学键的形成，也有化学键的断开。
15.
Federation of European Chemical Societies
欧洲化学学会联合会
16.
Federation of Asian Chemical Societies
亚洲化学学会联合会
17.
International Federation of Petroleum and Chemical Workers
国际石油和化学工人联合会(石化联)
18.
International Union of Biochemistry
国际生物化学联合会(生化联)