短语词组短语air sand blower [机]喷砂器;喷砂机;吹砂器;空气喷砂器main air port blower 主鼓风机air -blower room 风机室air scour blower 风涤鼓风机turbine air -blower 汽轮鼓风bf air -blower 高炉鼓风机cycle air -blower 循环风机 返回 air blower