Open Type Track Circuit 开放式轨道电路 ; 开路式轨道电路
VALVE TYPE TRACK CIRCUIT 阀式轨道电路
Value-type track circuit 阀式轨道电路
Closed Type Track Circuit 闭路式轨道电路
visve type track circuit 阀式轨道电路
visue-type track circuit 阀式轨道电路
close type track circuit 闭路式轨道电路
Clsed Type Track Circuit 闭路式轨道电路
应用推荐