... 线路常数 constant of the line 固定断路时间控制constant off-time control 固定电位，固定电势，恒电位 constant potential ...
双语例句
1
The 749399 USES a constantoff-timecontrol scheme to provide high efficiencies over a wide range of output current.
在749399采用恒定关断时间控制计划，提供了一个广泛的输出电流的高效率。
2
At the same time provide will cut off the constant pressure water supply, long, endoscopic wash-infection machine, sterilization kettle and mature control system.