非自动闭塞区
non-automatic block section
18信息移频自动闭塞
18information frequency shift automatic block
ZPW-2000A无绝缘移频自动闭塞
ZPW-2000A Jointless Track Circuit Frequency-shift Automatic Block System
ZPW-2000A jointless track circuit frequency-shift
ZPW-2000自动闭塞改造工程
ZPW-2000 automatic blocking system reconstruction project
半自动闭塞
Semi-automatic Block System
Semiautomatic block
Semi-automatic block
Semi automatic block
Semi-automatic Blocking
半自动闭塞系统
Semiautomatic block system
单线半自动闭塞
Single track semi-automatic block
单向运行自动闭塞
single direction automatic block
多信息自动闭塞系统
automatic block system with miscellaneous messages
计轴自动闭塞
Automatic Block with Axle Counter
Axle-counting automatic block
Automatic block system with axle counter
继电半自动闭塞
relay semi-automatic blocking
间歇式自动闭塞装置
intermittent automatic block
三显示自动闭塞
three-aspect automatic block
双向运行自动闭塞
double-direction automatic block
四显示自动闭塞
four-aspect automatic block