其基本思想是给除通信源节点外的其它参与节点分配适量的通信工作，减少发送源结点的工作量，以达到缩短系统响应时间的目的。
The basic thought is to assign proper work to the other nodes besides the communication source node, and so shorten the system responding time.
请听从消防疏散广播和现场工作人员的引导沿消防楼梯疏散至楼宇外临时疏散集结点。
Please follow the fire broadcasting or staff guide to go out along the fire stairs.
请听从消防疏散广播和现场工作人员的引导沿消防楼梯疏散至楼宇外临时疏散集结点。
Please follow the fire broadcasting or staff guide to go out along the fire stairs.
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