计轴自动闭塞
- 网络automatic block with axle counter; axle counting automatic block
计轴自动闭塞计轴自动闭塞
automatic block with axle counter
第一批：铁路信号专业词汇... ... 274 计划修 planned maintenance 275 计轴自动闭塞 automatic block with axle counter ...
axle counting automatic block
计轴单线自动闭塞,S... ... ) axle counting automatic block 计轴自动闭塞 ) Single track semi-automatic block 单线半自动闭塞 ...
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