单词covalent bond
un.: 〔化〕共价键
网络: 共价结合键；供价键；共价健
〔化〕共价键
Silicon carbide was a strong covalent bond compound, which had favorable high temperature, electricity, mechanism and chemistry capability.
碳化硅材料是共价键极强的化合物，具有良好的高温性能、电性能、机械性能和化学性能。
wherein the compound of formula I further comprises at least one covalent bond with a biotin residue or an analogue thereof.
其中式I化合物进一步含有至少一个连接生物素残基或其类似物的共价键。
Peroxide: Any of a class of chemical compounds in which two oxygen atoms are linked by a single covalent bond.
过氧化物：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。
A covalent bond formed by a shared pair of electrons (see bond).
共享一对电子，形成的共价键（见键）。
A pair of electrons shared between two atoms in a covalent bond.
在共价键中被两个原子所共有的一对电子。
Disulfide bridge In PROTEINS, a covalent bond formed between the sulfhydryl (-SH) groups of different cysteine molecules.
在蛋白质中两个半胱氨酸残基的两个巯基之间形成的共价键。
Further study is needed before the origin of the covalent bond can be considered a settled question.
需进一步深入研究方能解决共价键的起源问题。
Another is the single covalent bond also called a single bond. This is when two atoms share a single pair of electrons.
一种是共价单键，也可称为单键，由两个原子共享一对价电子形成。
A nonpolar covalent bond happens when both atoms have the same strength of electric attraction for the shared electrons.
当两个原子对共享电子的引力相同时形成非极性共价键。
Coordinate covalent bond with the formation conditions of the concept.
配位共价键的概念与形成条件。