For the irrigation system with central control system, the coefficient of the total flow can be 0.8 because of the computer auto flow management, the flow of pump station is 1180 GPM.是什么意思_For the irrigation system with central control system, the coefficient of the total flow can be 0.8 because of the computer auto flow management, the flow of pump station is 1180 GPM.在线翻译_英语_读音_用法_例句