英语语法分析

The amount of isopentane and water, the kinds of polyethers and catalysts were selected.

对异戊烷及水的用量、聚醚多元醇及催化剂的品种进行了选择试验。

Demulsifier TKQ comprises of phenol-amine resin block polyethers and quaternized polyamidoamine.

该破乳剂由酚胺树脂聚醚和聚酰胺-季铵盐两种组分组成。

To develop toughening reagent for epoxy resins, a serial of novel polyethers polyols was synthesized.

为了开发新型实用的环氧树脂增韧剂，合成了一种新型聚醚多元醇。