RO unit is the actuator of the whole desalting system, whose role is to remove soluble salts, colloids, organic compounds, and microorganisms in the water.是什么意思_RO unit is the actuator of the whole desalting system, whose role is to remove soluble salts, colloids, organic compounds, and microorganisms in the water.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句