upstream traffic

The paper also constructed iterative steps of signal control strategy in oversaturated trunk roads, detailed design signal coordination control method for the traffic bottlenecks upstream, downstream respectively, including the start and end conditions of the signal control, signal timing adjustment method.

论文还构建了过饱和干道信号控制策略的迭代步骤，分别对交通瓶颈上游、下游实施的信号协调控制方法进行了详细设计，包括信号控制的启动与结束条件、信号配时调整方法。

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40% of upstream traffic to google+ last week came from search engines (8% increase).

Google+上周有40%的流量来自于搜索引擎（增长了8%）。

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The effects of message length, traffic load of upstream and downstream nodes and the parameters of bandwidth balancing mechanism and network counters on the sojourn time of message in the buffer are investigated, which present a valuable reference for the implementation of DQDB MAN.

研究了报文长度、网络上下游负荷、带宽平衡参数和网络计数器级数对报文在缓存器中停留时间的影响。所得结果可为DQDB城域网的具体实现提供参考。

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the three gorges blocks are a double system, one for upstream traffic, and the other for downstream.

三峡船闸是双线系统，一条上行，一天下行。

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As the only municipality directly under the Central Government in the the West Regions of China, ChongQing is the economy central city in southwest part and upstream Yangtze River, a very important industry base, traffic hinge and commerce port in China.

重庆市是我国西部地区唯一的直辖市，也是西南地区和长江上游重要的经济中心城市，是全国重要的工业基地、交通枢纽和贸易口岸。

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