The article discusses the necessity of the emergent rescue station established on Donghai Bridge and its establishment scheme.

该文论述了在东海大桥上设置紧急救援站的必要性以及设置方案。

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The proposed group key establishment scheme reduces both the computational overhead and communication costs and has the high security and usability.

提出的组密钥建立方案有效地降低了组密钥建立过程的计算和通信开销，并具有较高的安全性和可用性。

youdao

The proposed group key establishment scheme reduces both the computational overhead and communication costs and has the high security and usability.

提出的组密钥建立方案有效地降低了组密钥建立过程的计算和通信开销，并具有较高的安全性和可用性。

youdao