In order to protect CATV scrambling system, random number generator and data encryption techniques are used.
为了保护有线电视加扰系统的安全，采用了随机数的产生、数据的加密等技术。
Researching some data processing techniques, such as data compression technique, database technique and data encryption techniques.
研究了数据压缩、数据库、数据加密等网络数据处理技术。
Researching some data processing techniques, such as data compression technique, database technique and data encryption techniques.
研究了数据压缩、数据库、数据加密等网络数据处理技术。
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