合同编号:___________
签订日期:___________________________
鉴证编号:___________________________
1.等级标准:___________________________________________________
2.交货(运输)办法及地点:_____________________________________
合同编号:___________
签订日期:___________________________
鉴证编号:___________________________
1.等级标准:___________________________________________________
2.交货(运输)办法及地点:_____________________________________