certified mail
短语词组
- Certified electronic mail protocol 可认证的邮件协议
- certified electronic mail 电子保证邮件;证实电子邮件协议;挂号邮件
- Certified mail server 保证邮件服务器
- CERTIFIED OR REGISTERED MAIL 挂号信
- Sent Certified Mail 发送确认邮件
- Digital certified Mail 数字认证邮件
- Registered Certified mail 注册会计师的邮件;注册认证邮件;注册的认证邮件
- certified mail protocols 认证邮件协议
- certified E -mail protocol 挂号电子邮件协议;可证实的电子邮件协议 返回 certified mail