train order operation Urdu Meaning
Train Order Operation - Urdu Meaning and Translation of Train Order Operation , Translation, Multiple word search (Seperate words with space), English to Urdu Machine Translation of train order operation and more.
Train order operation, or more accurately timetable and train order operation, is a largely obsolete system by which the railroads of North America conveyed operating instructions before the days of centralized traffic control, direct traffic control, and the use of track warrants conveyed by radio.
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