聚羧酸母液有多少种颜色

A research summary about performance comparison between the pumping aid of polycarboxylic acid and naphthalene:
Using different crafts to produce polycarboxylic acid mother liquor,and match it with small material by different propotion to create the pumping aid of polycarboxylic acid.During the experiment which put the two kind of pumping aid in the concrete, it shows that t he pumping aid of polycarboxylic acid has better ability to reduce water and disperse, and it also has goog fluid retention and compressive strength.In a word,it's an ideal and environmental pumping aid with excellent performance which is worthy of generalizing.
Key words:polycarboxylic acid；naphthalene；compound；pumping aid
给你翻译了大概意思,应该外国人能够看明白.由于本人不是化学专业的,有些术语翻译不准请谅解

丙烯酸