non-polar group的用法和样例：
例句
- This paper synthesized a kind of oil-solubility viscosity reducer including polar groups and surfaceactive groups.
合成了一种集较强极性基团和表面活性基团为一体的油溶性降黏剂。 - The analysis indicates that a notable characteristic of viscosity reducers is to induct side chain with polarity group and active surface on the original ester molecule matrix.
分析认为，降粘剂研究的一个显著特点是在原来酯性分子骨架上引入具有极性基团或表面活性的侧链等。
