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国铁高铁最经济的经营方式是300km/h
之后的提速将大大增加阻力(包括风阻 动压力阻)导致耗电急剧增加
但现阶段的运营速度是350km/h(京沪线)
高铁年年亏损为何还这样运行呢?
因为老大哥在某次会议上问专家:你们的设计时速是380,为什么只跑300呢?
行吧,感谢老大哥 twitter.com/smartzhanghy/statu

t.me/private_channel_c14370a/2

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