a blind letter 死信
a circular letter 通知
a letter 信件
a letter sent as thanks for being treated well as someone’s guest 作战管理语言
acceptance letter of credit 承兑信用证
accepted letter of credit 小豆; 已承兑信用证
accompanying letter 附函
advice of transfer of letter of credit 信用转让通知
Advisory Letter 劝喻信
advisory letter [slope maintenance] 劝喻信
advisory letter of commutation 减刑建议书
air letter 统筹方法; 关键路径法; 航空信
airmail letter 航空信
allocation letter 拨款信件
amend a letter of credit 修改信用证明书
amount of the letter of credit 信用证金额
an anonymous letter 匿名信
an informal letter sent by an organization 便函
anonymous letter 匿名信
anticipatory letter of credit 预支信用证