1·What's the nature of chemical bond?
什么是化学键的本质？
2·She said: "Our match is made in heaven, there is a chemical bond between us."
她说：“我们是天作之合，我们之间有化学反应。”
3·For the nature of chemical bond is the problem at the heart of all chemistry.
化学键的本质是全部化学的核心问题。
4·The results were explained by chemical bond, charge density and reaction mechanism.
同时对上述结果从化学键、电荷密度、反应机理等方面进行了合理的解释。
5·The chemical bond water, tar, partial sulfur and gas escape from coal during rapid pyrolysis.
煤在快速热解过程中脱除热解水、焦油、部分的硫和煤气。
6·Covalent bond a chemical bond in which one or more pairs of electrons are Shared between two atoms.
任何由两个氧原子以单个共价键相互结合在一起的一类化合物。
7·Using a semi-empirical theory, the chemical bond properties of Y-124 superconductor were calculated.
利用一种半经验方法研究了高温超导体Y 12 4的化学键性质。
8·No new chemical bond and special crystal structures were observed according to their chemical structures.
在内部化学结构上，没有观察到两种载体的化学键结合和特殊晶体结构的形成。
9·This paper mainly discussed the important role of symmetrical principle on atom structure and chemical bond.
本文主要阐述了对称性原理在原子构造中和化学键中的重要作用。
10·An electron held in a chemical bond in the cell absorbs a photon (a particle of light) and, thus energised, breaks free.
被化学键束缚的电子吸收光能，而活化，释放。
1·This paper mainly discussed the important role of symmetrical principle on atom structure and chemical bond.
本文主要阐述了对称性原理在原子构造中和化学键中的重要作用。
2·It is also determined by such factors as the kind of crystal lattice, the characteristics of chemical bond, the features of chemical composition, ionic radius and the others.
同时又受晶体的晶格类型、化学键的简繁程度，化学成份的特性及其复杂程度、离子半径等多种因素制约。
3·What's the nature of chemical bond?
什么是化学键的本质？
4·From the chemical bond viewpoint, dielectric properties of some practical materials with various crystal structures were quantitatively studied.
利用化学键的观点定量地研究了一些具有各种晶体结构实用材料的介电性质。
5·A new catalytic mechanism is proposed: the catalytic effect of a catalyst is attributed to the change of CC chemical bond by catalyst.
提出了一种新的微观催化机理：碱金属盐的催化作用在于催化剂能改变CC化学键的作用程度，从而加速反应的进行。