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首个、首座、首次!本周,中国硬核实力再刷屏
Yang Shi Xin Wen· 2025-11-06 22:49
Group 1: Aerospace and Technology Breakthroughs - China's Tianwen-1 spacecraft has successfully observed the interstellar object Atlas, marking the first time a Chinese spacecraft has achieved this feat. The spacecraft was approximately 30 million kilometers away from the target during the observation [3][4] - The successful observation of Atlas is considered an important expansion task for Tianwen-1, which will aid in technical trials for asteroid exploration by Tianwen-2 [3] Group 2: Infrastructure Developments - The Tongling Yangtze River Bridge, the world's first double-layer cable-stayed and suspension collaborative system bridge, officially opened on November 6. The bridge spans 11.88 kilometers with a main span of 988 meters, serving both rail and road traffic [5] - The opening of the bridge enhances the regional river crossing capacity and allows for uninterrupted high-speed travel along the 641-kilometer G3 Jing-Tai Expressway in Anhui [5] Group 3: Marine and Environmental Innovations - China's Ministry of Natural Resources has released the world's first multi-modal large model for deep-sea habitats, named "Intelligent Cognition and Exploration Multi-modal Model for Deep-sea Habitats," which is a significant outcome of the United Nations' "Decade of Ocean Science" initiative [8] - This model features intelligent perception of deep-sea habitats, comprehensive intelligent simulation, governance decision-making solutions, and immersive cognitive navigation [8] Group 4: Navigation and Satellite Industry Growth - The China Satellite Navigation Association reported a strong growth trend in the BeiDou industry, with a steady increase in the comprehensive index and expanding application penetration across multiple fields [9] - By the end of 2024, China is expected to have 50 BeiDou navigation satellites in orbit, including 15 BeiDou-2 satellites and 35 BeiDou-3 satellites, marking a new phase of marketization, industrialization, and internationalization for the BeiDou system [9] - Currently, 88 BeiDou sounding stations in China are connected to the global meteorological data exchange system, contributing to global weather forecasting with "Chinese precision" [9]
视频丨世界首座双层斜拉-悬索协作体系大桥正式通车
责编:张青津、卢思宇 0:00 11月6日上午,铜陵长江三桥正式通车,这是世界首座双层斜拉-悬索协作体系大桥,解决了超大跨度与结构刚度并存的技术难题。 大桥全长11.88公里,主跨988米,为公铁两用桥。通车后,优化提升了区域过江通道通行能力,也让全长641公里的G3京台高速安徽段实现全程高速通行。 (总台记者 吴俊 李秀吉 潘健 周广策) ...
世界首座公铁两用双层斜拉—悬索协作体系大桥正式通车
Xin Jing Bao· 2025-11-06 05:17
Core Points - The Tongling Yangtze River Bridge, the world's first dual-use double-deck cable-stayed and suspension bridge, has officially opened [1][2] - The bridge spans a total length of 11.9 kilometers, with a 2.7-kilometer section for both road and rail, and connects to existing highways and railways [1] - The bridge features a unique hybrid design that combines the strengths of cable-stayed and suspension bridges, ensuring both stability and large span capabilities [1][2] Summary by Sections Bridge Specifications - The main span of the bridge is 988 meters, marking the first use of a cable-stayed-suspension hybrid system for a kilometer-level steel truss bridge globally [2] - The design minimizes the impact on navigation while maximizing load-bearing capacity by placing the main tower on the shore to avoid flood control barriers [2] Strategic Importance - The Tongling Yangtze River Bridge is part of the "Yangtze River Mainline Crossing Channel Layout Plan (2020-2035)" and is a key project for implementing national strategies such as the Belt and Road Initiative and the integration of the Yangtze River Delta [2]
我国首座双层斜拉—悬索协作体系大桥正式通车
Xin Hua She· 2025-11-06 02:03
11月6日上午,我国首座双层斜拉—悬索协作体系大桥——铜陵长江三桥正式通车,这也是长江安徽段第11座跨江大桥。 大桥穿越铜陵淡水豚国家级自然保护区及饮用水源保护区,生态要求极高。施工方采用"一跨过江"设计,减少对水生生物及水源地干扰;主 桥墩弃用打入桩,选用钻孔桩降低振动噪声;建立完善污水处理系统,保护长江水质;实时监测淡水豚活动,守护生物多样性。 这座由铜陵市综合交通投资集团有限公司建设、中铁大桥院设计、中铁大桥局施工的大桥,比原计划提前半年建成,将进一步完善长三角地 区综合交通运输体系,为区域经济发展注入新动能。(记者何晓、戴威) 铜陵长江三桥路线全长11.9公里。其中,公铁合建段长2.7公里,江北公路接线长5.8公里,江南公路接线长3.4公里,南北顺接既有G3京台高 速公路,集高速公路、城际铁路、货运铁路于一体,并兼顾铁水联运功能,其中公路部分率先建成通车。 这是11月5日拍摄的铜陵长江三桥。(受访单位供图) 据了解,项目采用的"斜拉-悬索协作体系"既有效利用了悬索桥"一跨过江"的优点,降低了对通航的影响,同时有效利用斜拉桥承重强的优 势,将主塔建在岸边避开防洪堤坝,保障防洪安全。 ...