The secure E - mail system has a promising application prospect in the construction of E - government .

基于SGAP的安全邮件系统将在 电子政务 等领域有着广阔的应用前景.

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And architecting a PDF - Based secure E - Mail system is exactly the method we have found.

基于 PDF文档的安全电子邮件系统正是这种思想的一种尝试.

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Although there is technology available for secure e - mail , widespread deployment is still problematic.

虽然已有技术可用于安全的 电子邮件, 但广泛部署仍是个问题.

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