在现代运输条件下，要求轨道管理同时兼顾峰值和标准差。

With modern transportation condition, track management must consider maximum and standard deviation of irregularity.

youdao

在现代运输条件下，要求轨道管理同时兼顾峰值和标准差。

With modern transportation condition, track management must consider maximum and standard deviation of irregularity.

youdao