For modeling customs checkpost area on free trade port area, a discrete event simulation model was built by the analysis on queuing network, characteristics of customs supervision and traffic flow.
针对保税港区海关卡口区域的建模问题，从海关监管、交通特征及排队网络分析出发建立了其离散事件仿真模型。
Evaporation rate depends on the free surface area, the temperature, the flow rate above, etc.
蒸发的速度与自由液面表面积，液体温度，液面风速等有关．。
Evaporation rate depends on the free surface area, the temperature, the flow rate above, etc.
蒸发的速度与自由液面表面积，液体温度，液面风速等有关．。
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