短语词组短语air blowing device 吹气装置Cutting chip blowing device 吹风装置Spindle Blowing Device 主轴吹气装置blowing mode of freezing device 吹风式冻结装置blowing -type metering device 气吹式排种器Blowing -mode of freezing device 吹风式冻结装置 返回 blowing device