...物理环路,同时提供了很多用于控制网络通信流 的配置选项 STP有三种运行模式:CST、PVST和PVST+ 利用路径成本(path cost)、端口优先级(port priority)、网桥优先级(Bridge Priority)、STP 定时器(STP time)、速端口(PortFast)和上行 速链路,就...
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在OD调查的基础上,运用过江路径成本-时间分析法研究了陆路通道建成后对陆岛水上客流量的分流影响;
Secondly, on the basis of OD investigation, it applies the route cost-time model to analyze the shunt influence of the passenger flow caused by the land passage after it is completed.
具有高成本路径的运行频率更低,从而可以实现流程的节省。
The path with the higher cost will be run less often, resulting in process savings.
优化器使用该数据模型来估计可以用于解决某个特定查询的其它存取路径的成本。
This data model is used by the optimizer to estimate the costs of alternative access paths that can be used to resolve a particular query.
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