为什么火车行驶时会变更车次?|无码国产伦一区二区三区视频
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经常坐火车出行的小伙伴
可能遇到过这样的情况
乘坐的火车
半路改变了车次
这是什么情况?!
列车车次代表什么意思?
铁路列车车次是对不同行驶方向、不同车型、不同行驶区段和不同运行时刻的列车编订的标示码,一般以大写的拼音字母和数字组成。
像这样
⬇️⬇️⬇️

列车在运行途中为什么要换车次?
根据铁路部门的规定,开往北京方向或支线往干线运行为上行,列车编定车次为双数;而离开北京方向或从干线开往支线为下行,列车编定车次为单数。
所以,当列车行驶方向由上行变为下行时,列车车次会由双数变为单数;当列车行驶方向由下行变为上行时,列车车次会由单数变为双数。
比如,G2028次列车从西安始发,自西向东开行,离北京越来越近,为上行,车次为双数G2028;到达商丘站后,朝着南方的杭州方向开行,逐渐远离北京,运行方向变为下行,车次变为单数G2025。
除了上行变下行、下行变上行这种列车运行方向变化,车次跟着变化外,如果遭遇铁路线路施工、设备突发故障、列车临时改变运行线路等突发情况,高铁列车车次也会变化。比如列车临时改变运行线路,就会在原有的列车车次前加上数字“0”,形成新的列车车次。
车次变更时,车内有变化吗?


行车途中,旅客列车变更车次编号后,车内旅客位置不会受此影响,列车员、列车长等值乘人员保持不变。
列车在运行途中车次只变换1次吗?
列车在运行途中,可能会数次变更车次。
以由龙岩开往平潭的D6565/6564次列车为例:该趟列车从龙岩站始发时车次为D6565,自漳州站起变更为D6564,自福州南站起变更为D6565,总共经过2次变化。

所以在旅途中
听到广播所播车次和自己买票的车次
不一致时也不要惊讶哦
来源:中国新闻网综合中国铁路、央视新闻、广州铁路、上海交通
(中新网微信公众号)
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