词汇	drawn and rolled tube
释义	drawn and rolled tube 轧制管材
随便看	bidding in tender Bidding invitation bidding invitation and bidding bidding invitation contract system bidding invitation mode bidding judges bidding law bidding management bidding market Bidding mechanism bidding method bidding mode bidding model bidding notification bidding of engineering bidding offer bidding of highway project bidding of hydropower bidding of power plant bidding on Bidding on forward contracts for corn Bidding on the charity auction ends on April 6 bidding on the organization of athletic events bidding organization bidding or negotiation phase