What's the definition of the covalent bond?
共价键的定义是什么？
The relations of the covalent bond lengths calculated by the model agree with the empirical ones.
由此计算出来的共价单键、双键和叁键之间的键长关系基本符合共键长间的经验关系。
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。
The nonlocal body moment causes the stress asymmetric and itself is caused by the covalent bond formed by the reaction between atoms.
非局部体力矩引起应力的非对称性，而非局部体力矩则由原子晶格相互作用形成的共价键所产生的。
The electrovalent bond weakens and the covalent bond strengthen between manganese and oxygen due to ion polarization effect, which makes the spinel structure more stable.
锂离子的静电作用和极化作用，使锰氧之间的离子键成分减小，共价键成分增加，整个尖晶石骨架结构更加稳定。
A coordinate covalent bond is one where both bonding electrons are from one of the atoms involved in the bond.
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。
Covalent catalysis involves the substrate forming a transient covalent bond with residues in the active site or with a cofactor.
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。
So, that's his gift to us: the Lewis structure, and the idea that you could share electrons and form a covalent bond.
这就Lewis给我们的礼物，Lewis结构，你能够通过公用电子，形成共价键。
The most common examples are organic compounds, isomers of nitrite esters in which a carbon atom is linked by a covalent bond to the nitro group's nitrogen atom.
最常见的例子是有机化合物，亚硝酸盐类的同分异构体，其中一个碳原子以共价键与硝基中的氮原子结合。
OK, he also, let me see, he also, lastly, to close us out, he also developed an analytical expression for the energy of that covalent bond, which is really what we want.
好的，他也，让我看看，他也，最终接近我们的，他也发明了一种分析方式，对于共价键能量来说，这是我们真正想要的。
Molecular recognition and molecular self-assembly through the non-covalent bond is the two important parts of supramolecular chemistry.
基于非共价相互作用的分子识别和自组装是超分子化学研究的两个重要的领域。
Well, if it is a good electron donor in an electron transfer reaction, if the same element finds itself in a covalent bond, it is going to be a good electron donor, although it is not full transfer.
如果它是一个在电子反应中，的好捐赠者，如果相同电子发现他在共价电子里，它将成为一个好的捐赠者，虽然没有完全转换。
A nonpolar covalent bond happens when both atoms have the same strength of electric attraction for the Shared electrons.
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。
Therefore, the spin pairing is not cause of the formation of covalent bond, it is not also condition of first determining, the spin pairing is the only particularity of covalent bond of two electrons.
因此，电子自旋配对不是共价键形成的原因，也不是先决条件，电子自旋配对只是双电子共价键的一个特点。
In terms of average energy distribution of air gap with Monte Carlo simulation, the corresponding voltage to dissociate the given covalent bond is indicated.
结合蒙特卡罗模拟出的气隙空间电子平均能量分布，指出了断裂特定共价键所需输入的电压值。
Results: SLC possesses the characteristics of the infrared spectrum of silybin and lecithin, its nuclear magnetic resonance spectrum showed that SLC was combined by non covalent bond.
结果：水飞蓟宾卵磷脂复合物具有水飞蓟宾和卵磷脂的红外光谱特征，其磷核磁共振波谱显示水飞蓟宾和卵磷脂间以非共价键结合。
The super molecule chemistry is that small molecule units have assembled big molecule with non-covalent bond by themselves.
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 valence electron structures and covalent bond energy have been calculated for cobalt high speed steel.
计算了含钴高速钢的价电子结构与共价键能。
Results of analysis with IR and ESCA showed that ring -shaped conjugated structures exist in the films. Copper atom may be linked to the polymer either by covalent bond or coordination bond.
红外光谱和电子能谱的分析结果表明：聚合物薄膜中含有环状共轭结构，铜与聚合物以共 价键、配 位键结合。
The UV absorption spectrum shows that the interaction between gossypol and DNA does not result in the formation of a covalent bond or a charge transfer complex.
紫外吸收光谱显示棉酚与DNA相互作用没有共价键形成。 也不生成电荷迁移络台物。
And when we talk about covalent bonds, there's 2 properties that we'll mostly focus on, and that's going to be thinking about the bond strength or the energy by which it stabilized when it bonds.
而当我们讨论共价键的时候，有两点特性是我们最关注的，那就是键的强度，或者说成键之后能量降低了多少。
The slide surface combines with the coating via the strong covalent bond, and overcones PLL and APS's shortcomings of short shelf life.
载玻片表面与涂层以牢固的共价键方式结台，克服PLL及APS保质期短的缺点。
The slide surface combines with the coating via the strong covalent bond, and overcones PLL and APS's shortcomings of short shelf life.
载玻片表面与涂层以牢固的共价键方式结台，克服PLL及APS保质期短的缺点。
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