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bn:03409560n
Noun Concept
AR
safeworking
EN
Signalling block systems enable the safe and efficient operation of railways by preventing collisions between trains. Wikipedia
Relations
Sources
IS A
إشارة السكك الحديدية
HAS KIND
EN
track warrant
EN
centralized traffic control
EN
train order operation
EN
moving block
EN
direct traffic control
+3 relations
HAS INSTANCE
EN
Radio Electronic Token Block
EN
Blocco Automatico a Correnti Codificate
EN
Telephonic block
ZH
电话电报闭塞
Wikipedia Translations
AR
safeworking

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