网络与数据通信 网络管理与安全 释文 internet protocol security, IPsec 互联网络层安全协议
- Period of Political Instruction
- Period of Political Instruction Constitution of Republic of China
- period of pseudorandom numbers
- period of revolution
- period of revolution, orbital period
- Period of Rex in Rome
- period of rotation
- Period of Southern and Northern Courts
- period of submergence tolerance
- period of translations
- periodogram
- periodogram analysis
- periodogram detector
- periodogram spectrum estimation
- periodograph
- periodometer
- periodontal abscess
- periodontal abscesses
- periodontal disease
- periodontal disease and system diseases
- periodontal treatment agent
- periodontitis
- period pair
- period parallelogram
- period parallelotope