covalent bond是什么意思

网络释义

用法例句

Synthesis and Controlling of Covalent Bonded PMMA/CaCO_3/SiO_2 Composite Particles;

基于共价键结合的PMMA/CaCO_3/SiO_2三元复合粒子的制备和调控

The chains are held together by ionic bonds, whereas individual silica tetrahedrals bond together covalently.

这些链状四面体组织由离子键束缚，而一个个单独的硅四面体却以共价键结合在一起。

A molecule or ion that can combine with another by forming a covalent bond with two electrons of the other.

分子，离子可通过两个电子形成共价键而结合在一块的分子或离子

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。

Several weak molecular interactions responsible for the maintenance of tertiary structure of proteins are covalent, ionic, hydrogen, and hydrophobic or hydrophilic bonds.

一些决定蛋白质三级结构的主要的弱分子作用力为共价键,离子键,氢键,疏水键和亲水键。

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。

Covalent bond A chemical bond in which one or more pairs of electrons are shared between two atoms.

共价键：一般指两个原子接合时，通过形成共有电子对而产生的化学键。

Synthesis, Characterization and Photoelectric Property of Covalently Linked Fullerene-Phenylporphyrin Compounds;

共价键连富勒烯苯基卟啉化合物的合成、表征与光电性能研究

Synthesis, Characterization and Properties of Covalently Linked Porphyrin-Fullerene D-A Compounds

共价键连卟啉—富勒烯二元D-A化合物的合成、表征及性能研究

Ceramics primarily have ionic bonds, but covalent bonding is also present.

陶瓷初始状态是受离子束缚的，但是还是有共价键结构的。

a substance that provides a pair of electrons for a covalent bond with an acid.

能够提供一对电子给一个酸形成共价键的化合物。

To join(adjacent chains of a polymer or protein) by creating covalent bonds.

联接通过形成共价键来联接（聚合物或蛋白质的相邻链）

Construction of Luminescent Rare Earth Covalently Bonded Hybrid Materials by Modifying Bridged Molecules;

修饰桥分子来构筑共价键合的稀土杂化发光材料

Covalent Immobilization of Nile Blue on Self-assembled Thiol-monolayer Modified Gold Electrodes and Its Electrocatalytic Characteristics;

耐尔蓝共价键合固定于自组装膜电极表面的电化学特性

Macromolecular Non-covalently Connected Micelles in Aqueous Media Self-assembled by P(AA-co-St)/PVP

P（AA-co-St）/PVP水相自组装大分子非共价键合胶束的研究

Study on Schiff Base Lanthanide Complexes Covalently Bonded to Meso-structured Silica

Schiff碱稀土配合物以共价键连接方式组装到介孔块体材料的研究

Species Distribution and Coagulation Behavior of Covalent Bonded Aluminum-Silicon Hybrid Flocculants

共价键型硅铝复合絮凝剂的铝形态分布及其絮凝性能研究

The structures of the intermediates and the target molecule were confirmed by (superscript 1)H NMR and (superscript 13)C NMR spectra in our experiments.

关键中间体及最终化合物的结构经核磁共振氢谱及碳谱确证。