Based on the logarithm normal school and the Numbers of passengers carried by train, the passenger flow simulation model simulates the distribution of the passengers' arrival time.

客流模拟模型以对数正态分布为基础，根据列车旅客发送量来模拟旅客到达车站的时间分布。

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According to the distribution rules of readers' arrival interval and service time, the mathematical model for simulating library circulation system was established by the Monte Carlo methods.

根据读者到达时间间隔和借还书服务时间的分布规律，利用蒙特卡罗的方法建立了模拟图书馆流通服务系统运行过程的数学模型。

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At the time of my arrival in Pengcheng, both the distribution and the artistry of the pottery had seriously declined.

在我抵达彭城的时候，这里制陶业的工艺和产销都已一蹶不振了。

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