power-supply voltage

• 供电电压

power-supply voltage的用法和样例：

例句

1. The paper derives out the proper power supply voltage of city road lighting according to the illuminance and life span character at different voltage level.
   摘要根据路灯在不同电压下的照度及寿命特性，推导出城市道路照明灯具的最佳供电电压。