即使只有一个节点是活动的，完全运行的节点也会由于网络故障丢失它与同级系统之间的连接，或者，如果两个非活动的同级系统同时暂停，资源将被自动释放。
Even if a single active, 100% operational node loses connection to its peer systems due to network failure or if both the inactive peers halt simultaneously, the resource will be voluntarily released.
PERT网络图中一个代表主要活动的完成的节点。
End points that represent the completion of major activities in a PERT network.
本文论述了在网络活动节点编号已知的情况下，利用微机自动绘制网络的方法性问题。
This article discusses how to make use of microcomputer system to draw network graph when the number of the network activity nodes are known.
P2P系统存在大量节点的频繁活动，导致很高的网络维护代价。
P2P systems have thousands of peers that involve frequent dynamic activities, thus resulting in high maintenance overhead.
研究在无线传感器网络中如何选择活动的路由节点及其传输范围，以有效节省能量的消耗。
This paper investigates how to determine the active nodes in wireless sensor networks (WSNs) and the optimal transmission ranges for each active routing nodes in order to save the energy consumption.
P 2 P系统存在大量节点的频繁活动，导致很高的网络维护代价。
P2P systems have hundreds of thousands of peers that involve frequent dynamic activities, thus resulting in high maintenance overhead.
在无线传感器网络中，节点位置信息对于监测活动至关重要，是传感器网络应用的前提。
In wireless sensor networks, the position of the sensors is very important for monitored objects, so determining the positions of sensors is a key problem in many applications.
在无线传感器网络中，节点位置信息对于监测活动至关重要，是传感器网络应用的前提。
In wireless sensor networks, the position of the sensors is very important for monitored objects, so determining the positions of sensors is a key problem in many applications.
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