单词	pe picker
释义	pe picker 管状分离轮
随便看	road haulage undertaking road hauler road haulier road hazard road hazardous freight transportation road hazards roadhead road head roadheader road header road-header roadheader-borne temporary support roadheader, heading machine, tunneling machine roadheader machine roadheader-ring roadheader rotary table roadheader with single arm road-heading machinery road-heading machinery, driving machinery roadhead maintenance area roadheads road heat road heater road heating road helping the poor