每经编辑｜段炼 潘海福 歼-20作为我国第一款自主研发的第五代隐身战斗机，突破了高隐身、高性能、高机动等一系列关键核心技术。 歼-20首飞官方画面首度公开 试飞员：没过瘾就下来了 歼-20作为我国的首款隐身战机，它的研制历程凝聚了无数航空人的汗水。2011年1月11日，歼-20一飞冲天，铸就了中国航空史上又一里程碑。时隔十四 年，歼-20官方首飞画面首度公开。 总台军事评论员 魏东旭：利用这种独特的外形和气动布局，再加上隐身涂料，它可以最大程度地减少、弱化自身的雷达反射信号，可以让对手看不见， 与此同时也可以实现先敌发现、先敌开火和先敌击落。 同时，歼-20搭载国内最先进的空空导弹和任务管理系统，大幅提升了打击成功率，它还能和无人机、预警机等其他航空装备形成体系作战能力，实现从 单机作战到体系作战的跨越。 2011年1月11日下午1时11分，中国首款隐身战机歼-20实现历史性首飞。时隔14年，总台"空天逐梦"独家公开这段珍贵画面，解码战鹰——歼-20，重温那 个激动人心的首飞时刻。 从1998年歼-10首飞时"甚至做好无法返航准备"，到歼-20首飞时"对颤振特性心里有底"，这背后是中国航空工业二十余年的技术积 ...

Core Viewpoint - The 2025 Air Force Aviation Open Event and Changchun Aviation Exhibition in Jilin Province focuses on the theme "Chasing Dreams in Aerospace, Winning the Future," showcasing over a hundred aviation equipment developments by the Aviation Industry Corporation of China (AVIC) [1] Group 1: Event Overview - The event lasts for five days and includes aerial displays, ground static exhibitions, themed pavilions, and supporting activities [1] - The AVIC highlights the achievements in high-end, intelligent, and systematic development of aviation equipment, emphasizing its role in national strategy, defense construction, and social welfare [1] Group 2: AVIC Exhibition Design - The AVIC exhibition features a "concentric circle" design divided into three main areas: "Strengthening the Army," "Benefiting the Nation," and "Cultivating Spirit," reflecting the spirit of aviation patriotism and its support for national stability [2] - Key aircraft models such as the J-20S and J-35A are prominently displayed, accompanied by immersive video presentations from recent military parades [2] Group 3: "Strengthening the Army" Exhibition Area - This area showcases modern combat styles with sub-sections on air combat, strike support, reconnaissance, training efficiency, and onboard systems [3] - Main battle equipment like the J-20, J-10CE, and various missile systems are displayed to demonstrate AVIC's support for the Air Force's strategic goals [3] Group 4: "Benefiting the Nation" and "Cultivating Spirit" Exhibition Areas - The "Benefiting the Nation" area focuses on emergency rescue and low-altitude economy, featuring models like the AG600 and HH-100 unmanned transport systems [4] - The "Cultivating Spirit" area uses video content to highlight AVIC's commitment to innovation and cultural confidence in aviation under the leadership of the Party [4]

商代的刻辞卜骨，西周时期的叔虞方鼎，元代的卵白釉印花"太禧"铭盘……走进北京大学赛克勒考古与 艺术博物馆，一件件珍贵文物映入眼帘，展现着中华文明独特魅力。 博物馆是保护和传承人类文明的重要殿堂，是连接过去、现在、未来的桥梁。承载着厚重历史与文明的 高校博物馆，正是发挥启智润心作用的重要场所。 在北京大学赛克勒考古与艺术博物馆中，"北京大学考古100年考古专业70年"特展吸引了诸多参观者驻 足。 马衡、向达、苏秉琦、宿白……展览致敬为北大考古事业朝耕暮耘的代代学者；北京周口店遗址、青海 都兰热水墓群、陕西宝鸡周原遗址、四川广汉三星堆遗址祭祀区……展览也铭记北大考古为中国考古学 发展作出的贡献。 新华社北京9月14日电 题：沉淀的历史，何以激发青春力量——感悟大学校园蕴藏的理想信念 开栏的话： 高校，肩负着为党育人、为国育才的光荣使命，是传承红色基因、弘扬红色文化的阵地，是赓续中华文 脉、增强文化自信的场所，也是不懈追求真理、潜心科技创新的前沿。 知识的殿堂，文化的沃土，在大学校园深处，一座座博物馆珍藏文明记忆，一间间校史馆铭刻奋斗足 迹，一幢幢图书馆承载智慧结晶，一栋栋老建筑见证时代变迁。这些看似静态的空间，实 ...

《中国民航报》、中国民航网 记者冯智君 通讯员周谈锋 报道：7月28日，南航集团公司在广州南航大 厦举办"八一"开航75周年暨民航徽章展，重温"八一"开航历史，致敬民航前辈，弘扬伟大航空报国精 神。 （本文图片均由曾健拍摄） 本次展览由共享服务中心主办，南航档案馆承办，时间为7月28日至8月8日，展出内容以图文为主， 以"八一"开航75周年为契机，展现中国民航发展脉络，重现重要历史节点。同时陈列民航特色徽章80余 件，包含民航局局徽、航空公司徽章等，以及飞行帽、肩章等珍贵老物件，见证了人民航空事业从无到 有、从小到大、由弱变强的伟大成就。 不少南航干部员工第一时间到现场观展，活动还设置了打卡赠礼环节。大家表示，将继承和弘扬民航前 辈的爱国精神、开拓精神和敬业精神，接过他们手中的接力棒，为南航建设世界一流航空运输企业、谱 写交通强国建设民航新篇章作出新的更大贡献。（编辑：李佳洹 校对：陈虹莹 审核：韩磊） ...

Core Viewpoint - The article highlights the significance of the Nanjing University of Aeronautics and Astronautics (NUAA) museum, showcasing its unique collections related to aviation and aerospace, and emphasizes the educational and cultural value it provides to the public during the summer season [1][2]. Group 1: Museum Features - The NUAA museum consists of three main sections: "Yufeng Garden," Aerospace Museum, and Aviation Museum, focusing on China's aviation and aerospace achievements [2]. - "Yufeng Garden" features significant aircraft such as the J-8II fighter jet, the first aircraft designed and manufactured in China (Initial Training Aircraft - ITA-5), and the AG600 "Kunlong," which is capable of operating on both land and water [2][4]. Group 2: Historical Significance - The museum houses three notable "firsts" in Chinese aviation: the first ITA-5, the first self-designed helicopter "Yan'an No. 2," and the first unmanned target aircraft "Chang Kong No. 1," all of which have deep connections to NUAA [4][5]. - The development of these aircraft marked significant milestones in China's aviation history, showcasing the university's contributions to the field [4][5]. Group 3: Educational Value - The Aerospace Museum offers hands-on experiences, allowing visitors to assemble satellite models and learn about the structure and function of various aerospace components [7]. - The museum also features categorized displays of rockets and satellites, enhancing public understanding of aerospace technology through interactive learning [7]. Group 4: AG600 "Kunlong" Aircraft - The AG600 "Kunlong" is highlighted as a major achievement in China's aviation sector, designed for firefighting and water rescue operations, capable of collecting 12 tons of water in just 20 seconds [10][11]. - The aircraft's design allows it to operate effectively in challenging conditions, such as high waves, making it a vital asset for emergency response [10][11]. Group 5: Legacy and Innovation - The museum reflects the legacy of innovation in unmanned aerial vehicles (UAVs), with historical developments dating back to the 1950s, showcasing the evolution of UAV technology in China [12][14]. - The "Chang Kong No. 1" unmanned target aircraft represents a significant technological advancement, enabling real-time sampling during nuclear tests, a capability previously held by only a few countries [14][15].

Core Viewpoint - The development of advanced aircraft is a long-term commitment requiring dedication, innovation, and collaboration among various sectors and individuals in the aviation industry [1][2][3]. Group 1: Historical Context and Contributions - The history of the aviation industry is marked by the perseverance and contributions of generations of engineers and workers, showcasing a spirit of dedication to national aviation [1]. - The journey from developing the J-5 to the J-20 fighter jets illustrates the challenges faced, including foreign technology withdrawal and technical blockades, highlighting the resilience and growth of China's technological capabilities [1]. Group 2: Collaborative Efforts - The development of fighter jets necessitates collaboration across multiple departments, regions, and industries, emphasizing that national interests take precedence over individual goals [2]. - Establishing a new type of national system can better transform institutional advantages into strategic initiatives, ensuring a robust support system for critical technology development [2]. Group 3: Spirit of Innovation - The spirit of serving the country through aviation must be passed down, ensuring that future aircraft will achieve greater heights and success in the skies [3].

Core Insights - The "Aviation Science Popularization Exhibition" launched by Guangdong Science Center and China Science and Technology Museum aims to enhance public understanding of China's aviation technology development [1][3] - The exhibition showcases over a century of China's aviation industry evolution, highlighting its contributions to national security, economic development, and public welfare [3] Group 1 - The exhibition features a variety of exhibits including images, classic aircraft models, and flight simulation experiences [3] - It narrates the historical journey of China's aviation industry from its inception to its current advancements, including significant milestones such as the first domestically produced aircraft "Fengru 1" and the development of key military aircraft like J-20 and Z-20 [3] - The exhibition is divided into three thematic sections: "Striving for National Salvation," "Contributions to the Nation," and "A Strong Nation in the Sky," providing a comprehensive overview of the industry’s history [3] Group 2 - The exhibition aims to engage the public, especially the youth, by showcasing the achievements of the aviation sector over the past 70 years and promoting the spirit of patriotism represented by various aviation achievements [3] - In conjunction with the exhibition, Guangdong Science Center has launched a series of fun science challenges and new science films to further engage the public in scientific exploration [3]