供电制电话
central battery telephone
供电制度
power supply system
power feed regulation
schedule of electricity supply
操作制度优化
optimization of the operational system
抽样制度优化
sampling system optimization
灌溉制度优化
irrigation scheduling optimization
optimization of irrigation program
Irrigation schedule optimization
充电供电保护
Charge and Discharge Safeguard
高压供电电源
high voltage power supply