There should be sewers nearby the flexible water pipe and the sinks in the main kitchen on basement 3 east wing to drain the seepage.

• 东座-3层主厨房伸缩水管旁没有排水沟，会导致地面上积水无法排出。主厨房洗手盆处应设计排水沟，以便于地面上积水的排出