大家都搜：
n.再净化
1、Design of Water Repurification System in Buildings───楼宇净水XiTong的设计
2、Chemical and Pharmaceutical Manufacturing; Repurification loops for cooling UHF transmitting tubes, radar tubes, and lazer systems; Trace metals analysis.───化学和医药生产；再净化循环XiTong用以冷却超高频发射管、镭射管和激光设备；也可用于微量金属分析。