chemical bonds是什么意思

用法例句

The new calculation of the electronegative scale and the ionicity of chemical bond(Ⅲ);

新电负性标度和化学键离子性的计算(Ⅲ)

Spectroscopic ellipsometry study of the chemical bonds of carbon films;

功能碳薄膜化学键成分的椭偏光谱研究

The relations between composition,structure,chemical bond and property of TiC and Fe single phase,composites of TiC ceramic and doped series,and composites of TiC/Fe ceramic and doped series were researched by using density function and discrete variation method(DFT-DVM).

用离散变分密度泛函方法研究了TiC与Fe单相、TiC/Fe复合陶瓷、TiC掺杂及TiC/Fe复合陶瓷掺杂系列材料,讨论了材料组成、结构、化学键与性能等之间的关系。

The relations between electronic structure,chemical bonds and thermoelectric property of misfit layered cobaltite of Ca_3Co_4 O_9 are studied using the den- sity function and discrete variation method(DFT-DVM).

Ca_3Co_4O_9是一类很有希望的新型氧化物热电材料,用离散变分密度泛函方法(DFT-DVM)计算了失配层钴酸盐Ca_3Co_4O_9的电子结构和化学键,讨论了它们与热电性能之间的关系。

This paper reviews that the progress of studies on synthesizing both the nanotubes combined by chemical bonds and the tubimaterials formed by intermolecular forces.

本文介绍近几年来由化学键结合的纳米管以及由分子间力形成的一些纳米或具有中观尺度的管状结构材料的合成研究进展。

On the basis of the constituent chemical bonds of crystal materials,the application of chemical bond viewpoint in the search for new type nonlinear optical crystal materials was studied and disscussed in the present work.

从晶体组成化学键的角度出发 ,研究和探讨了化学键观点在寻找新型非线性光学晶体材料工作中的应

The electronic structure and chemical bonding of Eu 2S and EuS 2 have been studied by means of the density functional theory.

利用密度泛函理论方法（ＤＦＴ）对Ｅｕ２Ｓ，ＥｕＳ２的电子结构和化学键进行了研究。

Applications of energy band theory in explainning various crystal properties and the relationship between the structure of energy band and the chemical bonding, semiconduct properties, etc.

本文从理论上分析了晶体中能带的形成、分类及其与物质性质的关系,从而说明用轨道理论研究原子结构、分子结构和晶体结构有着相似的规律性,并举例论述了能带理论在解释各类晶体特性方面的有效应用,以及能带结构与化学键、半导体性能等的密切关系。

A few chemical bonding modes are present between n-HA and PA, such as ligand bonding of COO~- and Ca~(2+),hydrogen bonding of —NH and —OH, C=O and —OH as well as —NH and PO~(3-)_4.

　设计了一种新工艺方法制备n HA/PA系列生物医用复合材料,利用各种检测手段分析复合材料的物相结构和性能,提出了复合材料两相间的化学键合方式和聚酰胺基体所发生的晶型转化。

Pyrenebutyric acid was immobilized by volatilization of solvent, chemical bonding and sol - gel method respectively.

该文报告了光纤化学传感器试剂相的三种制备方法,溶剂挥发法,化学键合法和溶胶-凝胶法。

After analyzing of the modified pre and past fly ash fiber by IR and SEM characterizations, the results showed that aluminum zirconium complex coupling agent CF103 connected with fly ash fiber surface through chemical bonding and coated it evenly.

对改性前后粉煤灰纤维的红外表征和扫描电镜分析结果表明:铝锆偶联剂CF103与粉煤灰纤维表面之间是化学键合,且偶联剂比较均匀地覆盖在纤维表面。

The molecular weak interactions, the soft chemical bond, the lock and key theory of enzymatic supramolecules were also described in this paper.

本文对这些酶超分子的动力学特性和生物学功能、酶超分子主客体间弱相互作用力、软化学键以及锁钥原理进行了阐述。

Chemical bond mainly includes electrovalent bonds, covalent bonds, and metalic bonds.

化学键主要有离子键、共价键、金属键。

A chemical bond or link created by cross-linking.

交键通过交联形成的化学键

In a more complex one-step reaction, bonds both form and break.

在较复杂的一步反应里，既有化学键的形成，也有化学键的断开。

The Problem of Chemistry Bond Breaking in Crystals;

晶体在非化学反应中化学键的断裂问题

Tending to release electrons to form a chemical bond.

有释放电子以形成化学键倾向的.

Investigation of Chemical Bond and Structure-Property Relationship of Crystal Materials;

晶体中的化学键和结构—性能关系研究

(chemistry) of an organic compound; containing two or more double bonds each separated from the other by a single bond.

（化学）指有机化合物；含有两个或者多个双键，其中每个键都通过单键与其他键分离。

The key to the four modernizations is the modernization of science and technology.

四个现代化，关键是科学技术的现代化。

We seem to be considering chemical bonding solely in terms of potential energy.

我们似乎只用势能来考虑化学成键。

The Vital Technical Research of the Inorganic Chemistry Anchor Bolt s Application;

无机化学锚栓工程应用关键技术研究

Building of School Spirit:the Key to the Building of Behavioural Culture in Colleges and Universities;

校风建设是大学行为文化建设的关键

Teacher s Professionalization--the Key Factor in Improving the Effect of Moral Education;

教师专业化:增强大学德育实效的关键

Internalization--the key step to achieve the efficiency of school moral education;

“内化”是学校德育实效性的关键环节

Moral Exhortation--The Key to Successful Moral Education of College Students;

道德感化——大学生道德教育成功的关键

Teacher Cultures: the Key of Implementing College Curriculum Reform

教师文化:大学课程改革实施的关键

In the science of crystallography it is crucial, as it is also in many aspects of chemistry.

在结晶学科学或是化学方面更扮演关键的角色。

The question-design is a key step of the teaching reform on medical chemistry

问题设计是医学化学教学改革的关键环节

The Key to the Mathematicalization of Theoretical Economics --Introduction of Mathematical Thinking;

理论经济学的数学化关键在引入数学思维