81.issuing date 签发日期
82.letter of guarantee 保函 外语学习网
guarantee n.保证书
The new television had a guarantee with it.这台新电视机有保修单。
guarantee vt. 担保;保证(与to连用)允诺
Many shopkeepers guarantee satisfaction to customers.许多店主对顾客许诺定让他们满意。
83.letter of credit L/C 信用证
84.licence 许可证,执照n.
85.list of processing 加工工序清单
