非极性基团

表面润湿性降低，主要是表面张力中极性力的贡献，FTIR分析表明，这是由于二氧化硅颗粒表面-CH3非极性基团增加所致；

It is mainly because the polar force in surface tension decreases which results from the increase of CH3 nonpolar group on the surface of silica particles shown from FTIR analysis .

运用冷滤点测试和偏光显微镜等手段，重点研究了聚合物侧链长度、极性基团与非极性基团比例以及聚合物主链长度对柴油低温流动性影响。

The influences of MAC on CFPP and crystal morphology were studied by CFPP test and polarizing light microscope . It is emphasis on the effects of the lengths of side-chain , the ratios between polar and nonpolar group and the lengths of main-chain on the crystallization of diesel .

含复式非极性基团浮选药剂研究

Study on Flotation Reagent of Multi-non-polar Radical Compound

含非极性基团的羧酸有利于生成平均粒径小及粒径分布窄的锐钛矿型纳米二氧化钛。

The presence of nonpolar group-containing carboxylic acids is beneficial to formation of small-sized and narrow size-distributed anatase TiO2 nanoparticles .

该理论是基于两种方法的基础上提出的，指出蛋白最初的折叠位点出现在多肽链的非极性基团处。

The theory is based on two methods to show that initial folding sites occur among nonpolar groups in a polypeptide chain .

本文针对固体表面的组成和润滑要求，通过量子化学计算，研究润滑剂结构和性能的关系，润滑剂作用机理，润滑剂极性基团选择，非极性基团设计等方面的内容。

The thesis reported the relationship between lubricant molecule structures and properties , the mechanism of lubrication , and its polarity base choice , non-polarity base design by use of quantum-chemical calculation method in accordance with solid superficial composition and lubricate requirement .

一些氨基酸有非极性R基团，它们是疏水性的，而其它的R基有亲水性。

Several of the amino acids possess nonpolar R groups that are hydrophobic , and other R groups have hydrophilic character .

介孔分子筛的硅烷化是一种有效地在介孔分子筛骨架引入非极性有机基团的方法。

The silylation of mesoporous molecular sieve is an efficient way to anchor nonpolar organic group in the structure .