The ground floor commercial space in a new residential building had a low ceiling and a tangled maze of plumbing, sprinkler and electrical conduits serving the residences above.

 
  • 这家位于一座新的住宅楼底部的商业空间,天花板较低,上面布满了复杂的铅质管道,洒水装置以及电线管道系统,这些管道为整个居民楼服务。
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