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

• A nonpolar covalent bond happens when both atoms have the same strength of electric attraction for the shared electrons.
  两个原子对共用电子对具有相同的引力时，则形成非极性共价键。
• And, you get a nonpolar molecule.
  你得到了一个非极性分子。
• 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。
• The theory is based on two methods to show that initial folding sites occur among nonpolar groups in a polypeptide chain.
  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。
• Several of the amino acids possess nonpolar R groups that are hydrophobic, and other R groups have hydrophilic character.
  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。
• If we can do that, we'll end up with a symmetric nonpolar molecule.
  如果我们能这样做，我们就能得到那些对称非极性的分子。
• 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。
• Nonpolar molecules result from either, it's one or the other.
  一个非极性分子，不是这一种就是那一种。
• First, the short-range contacts between amino acids that are very close to each other were mapped, revealing the initial nonpolar ( hydrophobic) folds.
  首先描绘出邻近氨基酸之间的短程接触，揭示了最初的非极性折叠。
• 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。