实验结果表明，在车载传感器网络中POR协议的性能优于传统DTN路由协议。
The simulation results show POR outperforms traditional DTN routing protocols in VSN.
针对上述新的应用和技术问题，本文对车载传感器网络的应用及关键技术展开了深入的研究。
As the new applications and technique issues mentioned above, this study focuses on the key techniques of vehicular sensor networks and applications.
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