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1·If the silane has no polar group, the surface free energy is low.

反之若硅烷中不含有极性基，则处理后玻纤的表面能较低。

2·The compatibility with polar material and bonding performance of SBS is improved by introducing polar group.

在SBS上引入极性基团进行原位改性，可以提高与极性材料的相容性及粘接性能。

3·The authors conclude that this may be due to the interaction between the lanthanide ions and the polar group in urethane.

对该体系的流变行为的研究，进一步证实稀土与聚氨酯间的相互作用的存在。

4·In recent years, the trend in studying the depressant formulas home and abroad is to increase their polar group or surfactant group.

近年来，国内外对降凝剂的配方研究趋向是增加极性基团或表面活性基团。

5·Introducing polar group onto molecular structure of PP via chemical reaction is deemed as a primary means for functionalization of PP.

通过化学反应在PP分子结构中引入极性基团是达到PP功能化的根本途径。

6·The introduction of the vinyl monomer containing polar group into PP macromolecular chain could improve the flame retardance of PP obviously.

在PP大分子链上接枝含极性基团的乙烯基单体，可显著提高PP的阻燃性能；

7·Starch is a commonly used hematite depressor in reverse flotation of hematite and dissolved waste Saccharomyces Cerevisiae contains a polar group similar to starch.

淀粉是赤铁矿反浮选工艺中常用的赤铁矿抑制剂，而废啤酒酵母溶解相中含有与淀粉中相似的极性基团。

8·Besides, the amount of polar group is so large in the copolymer prepared by the method in the invention that the copolymer can be used as transparent optical product.

此外，通过所述方法制备的共聚物的极性基团的量很大以至于该共聚物可被用于透明的光学产品。

9·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；

10·SEM picture revealed that treated surface become rough, while FTIR analysis showed that groups of materials were changed in modified chemical with introduction of oxygen-containing polar group.

FTIR分析表明，改性后的材料化学基团发生变化，引入了含氧极性基团。