近日，全球最快高铁列CR450动车组样车正式亮相，测试时速450公里，运营时速400公里，将成为世界最快高铁列车组。并且在运行能耗、车内噪声、制动距离等主要指标领先国际。未来，距离CR450商业运营还有多远？它又会最先运行在哪条高铁线路上？中国高铁今后 ...

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12月29日，北京，国家铁道试验中心。 环形试验轨道上，两列时速400公里的CR450动车组列车首次亮相，标志着由国铁集团牵头实施的CR450科技创新工程取得重大突破。 高铁，我国自主创新的成功范例，再一次实现新跨越，书写更快的“中国速度”。 据国铁集团 ...

新华社北京12月29日电题：时速400公里！全球最快高铁列车亮相 新华社记者樊曦、王聿昊 12月29日，北京，国家铁道试验中心。 环形试验轨道上，两列时速400公里的CR450动车组列车首次亮相，标志着由国铁集团牵头实施的CR450科技创新工程取得 ...

The aircraft that made its debut flight above Chengdu on Dec. 26, 2024, in a photo widely circulated on Chinese social media. For the community of People’s Liberation Army (PLA) watchers ...

更安全——制动距离更短、运行稳定性更优，在运营速度提升的情况下，制动距离与时速350公里动车组基本相当 更节能——整车运行阻力降低22%，减 ...

He said various possibilities for the cause of the crash are being investigated, including whether the aircraft was struck by birds. Transport ministry officials later said their early assessment ...

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National Park officials urged caution after a toddler nearly fell off a 400-foot cliff while the family visited erupting volcano Kīlauea. After a three-month pause the Kilauea Volcano in Hawaii ...

Benelli was never a motorcycle brand which sold large volumes in India but its range of products are very underrated. The Chinese-owned Italian motorcycle manufacturer made headlines at EICMA last ...

ALPHARETTA, Ga. — All lanes have reopened on Georgia 400 southbound following a crash with serious injuries on Friday, according to the Alpharetta Department of Public Safety. The crash happened ...

China appears to have conducted the maiden flight of its new sixth-generation fighter aircraft, marking a significant milestone in the ever-evolving landscape of fighter jets. Video and photos ...