在组通信系统中，成员关系的维护是一个非常重要的模块，它保证消息的次序传递和虚同步。

In group communication system, group membership service is a very important module that guarantees the ordering delivery of messages and virtual synchronization.

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模块间传送数据的同步控制通过多数据缓冲区机制实现，利用事件驱动方式完成各缓冲区数据的传递。

By adopting the multi-buffer, the system can control data synchronization and complete the data transmission with the event trigger.

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