covalent的例句大全

DNA methylation is the only known covalent modification of DNA molecule. It is accomplished by transfer of the methyl group from S-adenosyl methionine to 5 position of the purine ring of cytosine.

DNA甲基化（DNA Methylation）是目前已知的唯一天然的DNA共价修饰方式，由DNA转移酶催化，将S-腺苷甲硫氨酸上的甲基转移到胞嘧啶嘌呤环的第五位碳原子上。

Through comparing the valence electron structure in austenitic crystal cell among all kinds of alloys, the strong covalent bond of austenitic crystal cell valence electron structure is thought as a main factor to influence the stability of austenite.

对各种合金奥氏体晶胞价电子结构进行比较后，认为影响合金奥氏体稳定性的主要因素是奥氏体晶胞价电子结构的强共价键。

After calculating the electron energy difference of strong covalent bond in austenitic crystal cell between alloy steel and 45 carbon steel, a formula to calculate LPT value in C Curve of low alloy steel was put forward.

通过计算合金奥氏体晶胞强共价键电子能量Ee与45钢奥氏体晶胞强共价键电子能量Ee（45）的差，提出计算低合金钢C曲线的珠光体孕育时间对数值（LPT）公式。

A new formula, which is applied to the calculation of valence covalent radius of the transition metal elements, is presented.

提出了计算过渡元素价态共价半径的公式；

But aluminum nitride is covalent bond compound with high melting point and low self-diffusion coefficient, and usually it can be used to prepare high dense aluminum nitride ceramic by hot pressing sintering.

但氮化铝为强共价键结合物，熔点高，自扩散系数小，通常需要热压烧结才能制备出高致密的氮化铝陶瓷。

The Covalent Linkage of CdTe Quantum Dots with Antibody and Their Character Studies; The dipole does not radiate energy in the direction of its axis.

CdTe量子点与抗体的共价偶联及其性质的研究偶极子在它的轴的方向上不发射能量。

Many multi chromophoric organic dyes with covalent linkage between the chromophores, one of which can act as a triplet acceptor of the excess energy, have been synthesized and studied.

本文综述近几年多发色团染料分子内能量传递领域的研究概况，重点介绍了分子内能量传递对组装型多发色团有机染料光稳定性影响的研究进展。

An Improved Calculation for the Acid Strength of Covalent Hydride

对共价氢化物酸强度计算公式的改进

DNA adduct is a covalent complex formed by DNA and electrophilic activity production of toxicological chemicals transformed in body, and it is not only an exposure biomarker but also an effect biomarker.

DNA加合物是化学毒物经生物转化后的亲电活性产物与DNA分子形成的共价结合物，它既是一种暴露标志物，又是一种效应标志物。

Reactive dyes could combine with fiber to forming covalent bonds, but dyeing fastness was undesirable, especially washing fastness and wet rubbing fastness.

虽然活性染料可与纤维形成共价键，但用其染色后的棉及其混纺织物的色牢度却不尽人意，特别是水洗牢度和湿摩擦牢度。

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。

Calculations of the vibrational frequence of the chemical bond R-H in the covalent molecules like h_nrh

共价键型分子氢化物HnR-H中R-H键振动频率的计算

In this study, acetylcholinesterase ( AChE) of Curier ( Scomberomorus niphonius) was immobilized by direct covalent combination.

研究采用直接共价法固定鲅鱼乙酰胆碱酯酶（AChE）。

In this paper, we give a experiential calculating formula of atomic covalent radius, the results are satisfied.

本文给出了一个计算原子共价半径的经验公式，其计算结果与实验值基本相符。

Two methods, covalent or non-covalent, were used to functionalize CNTs.

本文分别采用共价法和非共价法对CNTs进行表面修饰。

The attraction between covalent bonds molecules is the interaction of electrical dipole moment.

共价键分子间的吸引力是电偶极矩的相互作用.

From the view of atomic structure theory, the structures of metal, non-metal as well as their compounds, and the covalent organic compounds have been analyzed, and hence the corresponding rule between structure and color of substance is concluded.

从原子结构理论的角度，分析了金属、非金属元素及其化合物和共价键有机化合物的结构，归纳出了各种物质的结构与颜色之间的相关规律。

Elegant studies revealed that, the special mechanism of SCOT catalyzing the formation of acetoacetyl CoA is generating the thioester with coenzyme A and binding the ADP groups of coenzyme A in the form of non – covalent bond.

研究表明：SCOT催化乙酰乙酰辅酶A生成的具体机制是与辅酶A的巯基生成硫酯并以非共价键的形式连接辅酶A的ADP基团。

The results showed that the relative order of complexing action mainly depends on the order of covalent interaction, rather than electrostatic interaction.

结果表明，决定络合作用力相对顺序的主要因素是给受电子共价作用。

Synthesis of The Functional Resin Using to Covalent Bonding to Protein

一种能与蛋白质进行共价键合的功能树脂的合成