pit-bottom dispatching room

例句：

1. 1. The engineers were working in the pit bottom dispatching room to fix the faulty equipment.
   工程师们在坑底调度室里修理了损坏的设备。
2. 2. The company has a pit bottom dispatching room for emergency response.
   该公司有一个坑底调度室用于紧急响应。
3. 3.During the construction of the new tunnel, the pit bottom dispatching room was temporarily closed for safety reasons.
   在新建隧道的建设期间，为了安全原因，坑底调度室暂时关闭。