采取When a section of track is required for maintenance and trains cannot run, it is handed over by the operators to the engineers, who take "possession". Special protective measures are used to prevent access by unauthorised trains. When the track is returned to the operators, the engineers "give up possession".
" class="glossaryLink ">占有列车周围. 在占用开始时，工程列车或轨道上的机器可以在建立任何工地之前移动到位。这个词的意思是在火车附近占有。
