road network data model 路网数据模型
Road network data organization is essential to design route-planning algorithm.
路网的数据组织是路径规划算法设计的基础。
The efficiency of road network data update was improved. The potential value of using remote sensing data in transport facilities management and planning is enhanced.
提高了路网数据更新效率，增强了遥感资料在交通设施管理和规划上的潜在利用价值。
Data streams in two sides of a two-way road endure severe unfairness problem due to the competition of holding channel resource among neighbor vehicles, which leads to very low network performance.
双向路的车载网络中，两个方向上的数据流在竞争信道时存在严重的不公平现象，使得网络性能急剧下降。
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