pairwise key短语⁸⁴³²⁰⁺⁸ 基本例句 对偶密钥 Analyzing the schemes of pairwise key management in sensor networks, comparing the various schemes of key management, and proposing the strongpoint and shortcoming of every scheme. 分析了传感器网络中的对密钥管理方案，比较了各种对密钥管理方案的优缺点。 cnki