1) speech security equipment
语音保密设备
3) secret speech
保密语音
1.
The secret speech is hidden in the carrier audio.
提出了一种基于量化的小波域音频隐藏算法 ,将保密语音隐藏到载体音频中 。
6) SDH encryptor
SDH保密设备
1.
SDH optical fiber transportation network (OTN) characteristic of our country introduced in this treatise, and has researched into SDH encipher technology, and has put forward the application model of SDH encryptor in OTN, be dead against the threat that OTN is faced with, and has been probed into the development train of thought from now on.
论文介绍了我国的SDH光纤传送网特点,针对光纤网面临的威胁,分析了SDH加密技术,提出了SDH保密设备的加密体制和手段以及在光纤传送网中的多种应用模式。
补充资料：语音
语音
①语言(说话）的声音。语言必须借声音才能表达。每种语言的语音成分及其结构方式都有系统性和一定的特点。②进行胸部检查时，患者在说话时，用听诊器在胸壁上也可听到，称为听觉语音。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条