Core Points - The Shenzhou 21 astronaut crew is set to launch soon, with all support work nearly complete [1] - The transport vehicle for the astronauts has undergone a comprehensive upgrade to ensure a successful mission [1] Group 1: Vehicle Features - The new transport vehicle retains a dignified design, featuring the phrase "万无一失，圆满成功" prominently displayed [1] - The interior of the vehicle is more spacious, with a reduced seating capacity of 15, including 4 specialized astronaut seats [3] - The astronaut seats are wider at 60 centimeters and offer six-way electric adjustments for comfort [3] Group 2: Mission Details - The distance from the Wentiang Pavilion to the launch pad is approximately 7 kilometers, taking about 16 minutes to travel [5] - The Shenzhou 21 spacecraft is scheduled to launch at 23:44 tomorrow, with the astronauts departing approximately three hours prior [5] - A high-profile escort, including a Red Flag vehicle team and a ceremonial motorcycle team, emphasizes the importance of the astronauts and the mission [6]

来源：央视新闻客户端 神舟二十一号航天员乘组出征在即，各项保障工作已基本就绪。为了配合好神舟二十一号发射任务，这 次负责航天员出征的转运车进行了全面升级。全新的转运车有哪些特点？来看总台记者的探访。 总台记者 田若男：这里是酒泉卫星发射中心圆梦园广场，现在在我身边的就是全新的航天员转运车。 从神舟十九号任务开始，航天员的转运车就已经换成了红旗车队。这次神舟二十一号任务所使用的车 辆，是在之前的基础上重新定制升级的。 经过半年的量身定制，全新的转运车于今年9月正式成为酒泉卫星发射中心的一员。它保留了原本沉稳 大气的设计，车牌上没有数字，取而代之的是"万无一失 圆满成功"八个字。 特点一 缩减了座椅的数量，采用15座设计，其中有4个座位很特别，这是航天员的专用航空座椅。 和普通座椅相比，专用座椅进行了加宽，宽度达到60厘米，可以进行6向电动调节。可以想象，当航天 员穿着厚重的航天服坐在这里的时候，体感上会非常舒适。 特点二 充分体现了航天员出征的仪式感和荣誉感。每一个座椅的头枕上都增加了"中国载人航天"的标识，车门 踏板上有同样标识的氛围灯。 虽然这只是小小的装饰，但却像是在告诉大家航天员们即将踏上征途、奔赴浩瀚 ...