英语语法分析

The hydrophilic modification of PVDF microporous membrane is introduced briefly.

同时简单介绍了PVDF微孔膜的亲水性改性。

The influences of various dispersants on the dispersibility of PVDF have been studied .

研究了不同分散剂对PVDF分散性及涂膜性能的影响。

The preparation of PVDF hollow fiber composite membrane and its properties was studied.

研究聚偏氟乙烯(PVDF)中空纤维膜复合膜的制备与性能。