The sun is shining and the grass is green Under the three feet of snow, I mean. This is the day when it's hard to wear a frown! All the happy people stop to say "hello," Even though the temperature's low. It's a perfect Sunday morning in my quiet little mountain town. You ...
《铁路旅客运输服务质量规范》规定，普速旅客列车夜间运行（22:00—7:00）时，硬卧车和软、硬座车照明开关置于半灯位，洗面灯开关置于开位；始发、终到站和客流量大的停站，以及列车途经地区与北京时间存在时差时自行调整。