Secure Multipurpose Internet Mail Extensions (S/MIME) allows digital signatures to be attached to e-mail messages, such that the recipient can verify the identity of the signer.
安全多用途Internet邮件扩展（Secure Multipurpose Internet Mail Extensions，S/MIME）允许将数字签名附加到电子邮件消息上，这样接收方就可以验证签名者的身份。
Most of the tips in this article can be found in the sample application attached to this article (see Downloads), which is a straightforward E-mail Web application.
本文中的大部分技巧都可以从附带的样例应用程序中找到(见下载)，这是一个直观的电子邮件Web应用程序。
E-mail had already been around for a few years, and its popularity led the "e" to be detached and re-attached to all manner of internet-based phenomena.
e -mail电子邮件已经盛行多年，而电子邮件的广泛应用也引导了以“e”拆分或者组合的基于互联网现象的各种行为。
China gradually attached importance to middle school P. E. teacher's professional preparatory education. The authentication system of teachers' qualification should be legitimatized scientifically.
中学体育教师的入职教育逐步得到重视，教师资格证书制度逐步法制化、科学化；
China gradually attached importance to middle school P. E. teacher's professional preparatory education. The authentication system of teachers' qualification should be legitimatized scientifically.
中学体育教师的入职教育逐步得到重视，教师资格证书制度逐步法制化、科学化；
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