泄水管 drain pipe ; Scupper Pipe ; sluice pipe ; tap pipe
甲板泄水管 scupper pipe ; deck drain pipe
泄水管路 drain line ; drainage pipeline
开式泄水管 open ended drain pipe
泄水管道 drainage duct ; drainage trunk
尾部泄水管路 after drain line
泄水管系 drainage piping
泵及泄水管系图 pumping and drainage plan
泄水管路截止阀 drain line stop valve
放泄管泄水管 drain pipe
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