kick-off switching
电 溜收调车… Read the rest
电 溜收调车… Read the rest
计 门开关… Read the rest
*[‘switʃbɒ:d]
n. … Read the rest
化 接线板模型… Read the rest
电 负载转移开关… Read the rest
电 交换电容… Read the rest
计 交换通信线路… Read the rest
电 中间接线器… Read the rest
计 时序开关, … Read the rest
计 交换式通信网… Read the rest