... feed-water softening 给水软化 water-soluble organosilicone softening age 水溶性有机硅柔软剂 in-plant water softening厂内用水软化 ...
双语例句
1
The disk type module is the core of the watersofteningplant and is characterized in that the watersoftening chamber is filled with single strong acid cation exchange resin.