]
In this scheme we put forward the concept of matrix pool on which our key predistribution scheme is upbuilt，and encrpytion scheme is introduced into the process of key transfer.
该方案提出了矩阵池的概念，将密钥的预
置建立在多个密钥矩阵之上，节省了节点的存储空间，增
了网络的可扩展
。将加密传输机制应用到密钥的传输过程中，增了密钥传输过程中的安全。
