这三种成分相互交织，直接形成共价键。
These three components are interwoven, and direct covalent linkages.
共价催化涉及底物与活性位点中的残基或与辅因子形成瞬时共价键。
Covalent catalysis involves the substrate forming a transient covalent bond with residues in the active site or with a cofactor.
配位共价键是其中两个键合电子均来自该键所涉及的原子之一的键。
A coordinate covalent bond is one where both bonding electrons are from one of the atoms involved in the bond.
但对于共价键就没这么简单了。
他创造了共价键这一概念。
特别地，今天我们要专门讲一讲共价键。
So specifically, today we're going to talk about covalent bonds.
他有许多著名的发现，其中一个便是共价键。
He's famous for a lot of things, one of which is covalent bonding.
共价键的定义是什么？
而关于共价键最关键的一点就在于共用的概念。
And the key word for covalent bonds is the idea of being Shared.
所以这是氟化氢中的氢氟共价键。
我想象它们的样子，通过共价键结合的分子链。
I'm imagining something like, covalently bonded chains that have links between them.
在共价键联中，原子共有电子。
所以我们明白，这是化合物中的共价键。
Just so that we are clear, this is the bond in this compound.
抗体能通过共价键结合在脂质体颗粒上。
Antibody can be linked to liposome particles by covalent binding.
在共价键中被两个原子所共有的一对电子。
A pair of electrons Shared between two atoms in a covalent bond.
计算了含钴高速钢的价电子结构与共价键能。
The valence electron structures and covalent bond energy have been calculated for cobalt high speed steel.
需进一步深入研究方能解决共价键的起源问题。
Further study is needed before the origin of the covalent bond can be considered a settled question.
这是氢的同原子的共价能,在纯氢中，我们有完美的共价键。
This is the homonuclear bond energy for hydrogen in pure hydrogen. There we have perfect covalency.
因此在中间，这些键，一方面是离子性，另一方面是完美的共价键。
So, somewhere in between, the bonds are, we have a range of bonds between ionic on the one hand, and perfectly covalent on the other hand.
这可能是结合氢键，但最好是盐的债券，特别是共价键。
This bonding may be hydrogen bonding but is preferably a salt bond and especially a covalent bond.
那么，这就是我们所应该想到的基本思路，在考虑共价键时。
So, that's basically the idea of how we are going to be thinking about covalent bonds.
固定化方法主要有吸附法、包埋法、共价键合法和交联法。
Immobilization technology included absorption, entrapment, covalent binding and cross-linking methods.
两个原子对共用电子对具有相同的引力时，则形成非极性共价键。
A nonpolar covalent bond happens when both atoms have the same strength of electric attraction for the Shared electrons.
离子键和共价键都是由于原子要达到这个稳定电子构型而形成的。
Both ionic and covalent bonds arise from the tendency of atoms to attain this stable configuration of electrons.
并列而排的转移rna阅读邻近的密码子，带来氨基酸并将其以共价键连接起来。
Juxtaposed tRNAs, reading adjacent codes, bring together amino acids, which are then covalently joined to together.
脱氧核糖核苷酸以共价键连接起来的链。双螺旋由两条DNA链组成。
A covalently linked chain of deoxribonu- cleotides. The double helix is composed of two DNA strands.
超分子化学是小的分子单元通过非共价键自组装成大的超级分子的化学。
The super molecule chemistry is that small molecule units have assembled big molecule with non-covalent bond by themselves.
这样制备的吸附剂的性质与承载共价键连接鳌合官能团材料的性质相同。
Thus-prepared sorbents possess the properties of materials bearing covalently-bonded chelating functions.
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。
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。
Peroxide: Any of a class of chemical compounds in which two oxygen atoms are linked by a single covalent bond.
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