极性

Polymer demulsifiers with proper aromaticity and polarity were prepared according to the demulsification mechanisms and the characteristics of Dagang crude oil.

根据大港原油的特性和破乳机理，设计合成了具有较高芳香度和适宜极性的聚合物型破乳剂，详细阐述了该破乳剂的作用机理。

Bipolar pulse high voltage and AC high voltage with power frequency were applied into silent discharge reactor, respectively. The experiment to test decomposition of m-xylene and benzene mixed were done based on this reactor.

将双极性脉冲高压和工频交流高压分别引入无声放电反应器，对混合气态污染物间二甲苯／苯进行了降解实验。

ABSTRACT The researches of polarization of dielectrics is reviewed historically both in experiment and theory aspect.

在实验和理论两方面回顾了电介质极性研究的历史，指出凝聚介质中普遍存在慢极化效应。

Two new kinds of fluorocarbon phospholipids with choline and phosphate as polar head group were synthesized.

合成了两种具有氟碳疏水性链的磷脂，其极性部分分别为胆碱和磷酸根。

We further investigated the molecular mechanism of unusual superhydrophobicity of fluorocarbons.

和碳氢化合物相比，碳氟化合物的极性更强，和水的静电相互作用也更强，这使得碳氟化合物的超疏水性更加不同寻常。

NP,n.p.|non- polarity

磁铁具有极性。

The results show the recovery yield of Boc-DPP latent pigment increases with fine dispersive stability, high polarity, and low molecular volume of solvent.

实验结果显示，随著溶剂对颜料分散的稳定性增加及其极性增加、分子体积较小可以有效地增加隐性颜料Boc-DPP的回收率。

Because the the dispersive stability and chemical modification is an important factor, this study emphasize on the issues of latent pigment recovery yield, product polarity, molecular volume, and dispersive stability in solvents.

由於溶剂对颜料分散之稳定度及化学改质反应是ㄧ重要因素，故本研究针对不同溶剂的极性及体积大小和其对颜料分散的稳定度对改质回收率的影响做ㄧ系统之讨论。

The results indicated that the highest yield of BOC-indigo was 97% in CH2Cl2, and the lowest one was in PGMEA. It showed that the yield of BOC-indigo increased with high polarity and low molecular volume of solvent.

从实验结果得知，以极性较强且分子体积较小的二氯甲烷作为反应溶剂，其合成隐性颜料产率可达到97.2%，较四氢呋喃产率多4.4%，且较丙二醇甲醚乙酸酯产率多7.4%。

"BUNa-N should not be used in highly polar solvents such as acetone and methyl ethyl ketone, nor should it be used in chlorinated hydrocarbons, ozone or nitro hydrocarbons."

丁腈橡胶不能在高极性溶剂里使用，如丙酮和甲基·乙基酮；此外，也不能在氯化烃、臭氧或硝基烃中使用。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。