高效复合净水剂
High efficiency water purifier
高效净水器
high - efficiency waste water treatment plant
高水高排
high water level and high-speed drainage
高效高精度
high efficiency and precision
高效水泵性能
efficient water pump performance
高效水力喷射
high-efficiency water jet
高效水力喷射器
high effective and hydraulic ejector
节水高效
Water saving and high efficiency
water-saving and high efficiency
自然降水高效利用
rainfall high efficient utilization
清水剂效能
performance of water clarifier