连续运行的updatestatistics将使用这些值来判断现有的统计数据是否过时。
These values are then used by consecutive update statistics runs to determine if existing statistics are good or stale.
最后分别对普通旅客列车和动车组列车的车门上下车能力进行实地调研，统计分析得出列车车门的现有通过能力，并给出了车门通过能力参考值。
Finally, the paper statistics the capacity of the door both powered trains and ordinary trains, and puts forward the capacity to reference value of the train door.
最后分别对普通旅客列车和动车组列车的车门上下车能力进行实地调研，统计分析得出列车车门的现有通过能力，并给出了车门通过能力参考值。
Finally, the paper statistics the capacity of the door both powered trains and ordinary trains, and puts forward the capacity to reference value of the train door.
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