视频会议是一个信息技术和通信的伟大创举。
Video conferencing is indeed a great innovation of Information Technology and Communications.
密码技术是保密通信和信息安全的核心技术。
Cryptography is the kernel of the secure communication and information security.
信息隐藏技术对于版权保护和通信保密非常重要。
Information hiding technology is very important for copyright protection and secret communication.
信息隐藏技术对于版权保护和通信保密非常重要。
Information hiding technology is very important for copyright protection and secret communication.
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