suctionn.吸；吸入；吸水管v.抽吸；吸出suction slot吸气缝suction lead吸入导管,抽吸导管suction bend吸筒弯头Suction time抽吸时间suction pipe吸管,吸水管,空管Suction Form吸风形式suction road高抽巷suction line吸入管线,吸引管线,吸入管路suction type吸扬式suctionplate吸板