英语语法分析

Synthesis and characterization of a series of Polysulfone (PSF)-Polyesters (PEs) block copolymers were undertaken.

本文合成了一系列聚砜— 聚酯类嵌段共聚物。

Synthesis and characterization of a series of Polysulfone (PSF) -polyesters (PEs) block copolymers were undertaken.

本文合成了一系列聚砜—聚酯类嵌段共聚物。

The effect of good solvents on polysulfone ultrafiltration membrane casting solution was one of the determining factors.

聚砜超滤膜铸膜液中，良溶剂的影响是决定超滤膜的主要因素之一。