What's the nature of chemical bond?
什么是化学键的本质？
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。”
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。
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。
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。
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。
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。
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。
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。
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。
It is proved that the method of selection modificators by chemical bond parameter is suitable to the study of Cr cast iron.
证明了用键参数函数选择变质剂的方法也适用于中铬铸铁的研究。
The pulling flat contains a sintered compressed product having a chemical bond between a colloidal component and a fiber component.
牵引压板包含在胶状部件和纤维部件之间具有化学交联的烧结压缩产品。
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。
A chemical bond in which one atom loses an electron to form a positive ion and the other atom gains to electron to form a negative ion.
一个原子失掉一个电子来形成一个正离子，另一个原子得到一个电子来形成一个负离子的化学键。
Chitin and chitosan can adsorb organic compounds by forming chemical bond or flocculate organic compounds as a cationic polyelectrolyte.
甲壳素和壳聚糖通过其羟基，氨基形成化学键吸附有机物或作为聚阳离子型电解质絮凝有机物。
In this paper, a novel mechanism of sterilization based on the resonance effect of chemical bond vibration of a drug molecule is presented.
《药物的化学键振动共振杀菌抗病毒机理》一文阐明了抗菌药物杀菌的主要原因是其化学键振动的波长等于某种细菌的长度时发生共振。
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。
Sometimes when two certain planets travel together, like Venus and Mars, they create a chemical bond that is stronger than each planet could ever be separately.
有时当两个特定的行星，例如金星和火星，行进至同处，他们之间产生的化学反应将强于单个行星所能产生的能量。
The relative stabilities of intermediate compounds and titanium monoxide were examined deeply with quantum chemistry, crystal field and chemical bond theory.
运用量子化学、晶体场及化学成键理论，深入分析了中间化合物及一氧化钛的相对稳定性。
Through the analysis on the surface structure by TG and XPS, it has been confirmed that the PMMA layer is presence and it formed chemical bond between the...
通过差热分析(TG)、光电子能谱(XPS)对片状铝粉表面结构进行分析，得出铝粉颗粒表面确实存在PMMA的包覆层且PM MA与铝粉颗粒是以化学键作用相结合。
Modifying the magnesia with AOT, can make the surface of magnesia connect with AOT by chemical bond, obtaining more stably and equally nanomagnesia particles.
以AOT改性氧化镁可使氧化镁表面与AOT发生化学键合，从而可得到分散性好、更加稳定，粒度更均匀的纳米氧化镁颗粒。
The bottom glue and surface material are compounded by one time's high temperature, without any chemical bond, which is safe, healthy and environment friendly.
底胶和面料经过高温一次性热复合而成，不含化学粘合剂，真正安全、健康、环保。
VB theory and molecular orbital (mo) theory are the two most influential quantum-mechanical theories of chemical structure and nature of the chemical bond nowadays.
VB理论和分子轨道(MO)理论是当今说明化学结构和化学键本质的最有影响的量子力学理论。
Regarding harmonic oscillator as a model of chemical bond, the energy transfer processes between water molecules can be described as a system of harmonic oscillators.
用谐振子作为化学键的模型，水分子之间的能量转移过程可以描述为耦合谐振子系统。
According to the chemical bond theory, the new function of bond parameters, which provides theoretical basis for the selection of alloying elements, has been derived.
根据化学键理论，推导出新的键参数函数图，为合金化元素的选择提供了依据。
However, the natural titanium oxide film formed on its surface make it bio-inert, it is difficult to achieve chemical bond with bone and form new bone on their surfaces;
然而，它表面自然形成的二氧化钛膜层使其呈现出生物惰性，植入人体后难以和宿主骨间形成强有力的化学键合；
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。
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。
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