排放管柱的英文

• drain mast

• 排放:    discharge; blowoff; blowdown ...
• 管柱:    tubular column
• 排放管:    bleeder pipe; discharge pipe; drain pipe; eductor; exhaust hose; let-off pipe
• 底部排放管:    bottom withdrawal tube; bottom-withdrawal tube
• 海底排放管:    submarine outfall