比F1赛车还快的高铁快来啦！刷新全球最高速纪录的CR450动车组 研发工程到底有多复杂？听铁科院首席研究员赵红卫揭秘中国高铁如何“贴地飞行” 20251011 | 开讲啦 The Voice
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October 26, 2025
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