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Terms for subject Communications containing all | all forms | exact matches only
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all-relay semi-automatic block system继电半自动闭塞系统
all route release进路一次解锁
Barring of All Incoming Calls限制所有呼入呼叫
Barring of All Incoming Calls禁止所有呼人呼叫
Barring of All Outgoing Calls限制所有呼出呼叫
Barring of All Outgoing Calls禁止所有呼出呼叫
double-track all-relay semi-automatic block system双线继电半自动闭塞
multiple-track all-relay semi-automatic block复线继电半自动闭塞
route type all-relay interlocking进路式继电电气集中联锁
single-track all-relay semi-automatic block单线继电半自动闭塞
station-yard all-radio communication system站场全无线电通信系统