nonpolar

英

美

adj.  非（无）极性的

机械

英英释义

adj

• not ionic
  1. a nonionic substance
  Synonym:nonionic

双语例句

• Acidic, basic, polar, and nonpolar residues, and special properties of specific amino acids.
  其酸性、碱性、极性与非极性分子基，以及特定氨基酸的特殊性质。
• The pour point depressor is soluble in nonpolar solvent and insoluble in the relatively polar solvent.
  此降凝剂能溶于非极性溶剂，不溶于极性较强的溶剂。
• The nonpolar segments of surfactauts include straight-chain and branched alkyl groups.
  防水剂，疏水化合物非极性链段包括直链和支链的烷基。
• Objective To optimize the extracting method and technological parameters of nonpolar substances such as volatile oils in Fructus evodiae with supercritical fluid extraction ( SFE-CO2) technique.
  目的优选吴茱萸中挥发油等非极性物质的超临界CO2流体提取（SFE-CO2）方法及工艺参数。
• The presence of nonpolar group-containing carboxylic acids is beneficial to formation of small-sized and narrow size-distributed anatase TiO2 nanoparticles.
  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。
• And so, methane is nonpolar.
  甲烷没有极性。
• What makes something polar versus nonpolar?
  是什么让一个分子呈极性或者非极性？
• This simple and general process is environment-friendly, and the products obtained are amphiphilic and dispersible well in most of the polar and nonpolar solvents.
  该制备方法具有一定的普适性，而且简单实用；涉及的反应条件相对温和，获得的产物具有双亲性质，能均匀分散于大部分极性和非极性溶剂中。
• 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.
  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；
• Isoleucine a nonpolar amino acid, synthesized from threonine.
  异亮氨酸：是一种非极性氨基酸，由苏氨酸合成。