With this system water can be heated to43 ℃ and the condensed water from silk drying tubescanbe recirculated and reused for saving fuel demineralizing equipment and running cost .

可加热配温水（43℃），循环使用烘丝管凝结 水，节约燃料和 软水 处理设备及运行费等。

Ion exchange water treatment is the major method for water demineralizing and softening . There are tens of thousands of ion exchange units in China now .

离子交换水处理法是 水 的 化学 除 盐和软化的主要方法，我国现有 各种离子交换装置数以万计。

Exploitation of waste liquors from water demineralizing system with ion exchange process

离子交换 除 盐水 处理系统中废液的利用