25岁投身国防，他在烽火中锚定报国初心；从清华校园走向空天战场，他在雷达技术荒原直面攻坚难题，用一生坚守铸就祖国空天屏障。 近日，总台《吾家吾国》专访工程院院士张履谦，一起探寻他守护家国长空的故事。 本文转自【央视新闻微信公众号】； 1951年，抗美援朝战场上，美军B-29轰炸机凭电磁波干扰肆虐。25岁的张履谦临危受命，奔赴抗美援朝前线，破解美军电磁波干扰的防空难题。 那时，张履谦刚从清华大学毕业，没有学过雷达，而他要面对的是简陋的雷达设备和陌生的实战环境。他一边啃雷达说明书，一边向一线技师请教，几天 之内硬是把雷达的核心原理吃透。 受恩师叶企孙启发，张履谦想出变频率抗干扰的方法，成功打破了美军电磁封锁。"在前线找不到金属，我突然看到窗台上有个罐头盒，罐头盒是金属 的，剪下来后放到雷达发射机和接收机里，就能改变频率了。" 回国后，张履谦牵头组建了我军首个雷达干扰与抗干扰组，编写完成了我军第一部雷达抗干扰操作规范，这套规范被全军雷达部队长期沿用。他当时提出 的快速调频抗干扰思路，至今仍是现代雷达最核心的抗干扰手段。 战场的实战历练，让张履谦明白了，要想把我国的雷达事业基础打牢，首先得补上理论这块短板。他花了12 ...

Core Insights - The development of China's space rendezvous and docking technology has progressed significantly from initial trials to practical applications, marking a transformative leap in capabilities [1][3]. Group 1: Technological Progress - The first successful unmanned docking occurred in November 2011 between Shenzhou 8 and Tiangong 1, taking two days to complete [1]. - By June 2021, the Shenzhou 12 mission achieved docking with the Tianhe core module in just 6.5 hours, indicating a shift from experimental to operational status [1]. - The latest docking by Shenzhou 21 on November 1, 2025, was completed in only 3.5 hours, showcasing further optimization of the docking technology [1]. Group 2: Implications for Manned Spaceflight - The reduction in docking time to 3.5 hours enhances astronaut comfort and safety, while also improving overall mission efficiency [3]. - This advancement signifies a comprehensive breakthrough in the entire chain of technologies related to space launch, control, navigation, and communication [3]. Group 3: Future Prospects - Rendezvous and docking technology is not only fundamental for the construction of the space station but also serves as a core support for future manned lunar missions and Mars exploration [5].

Core Insights - Zhongkang Technology's Tiangong-1 platform has recently completed the adaptation of the advanced language model DeepSeek-V3.2-Exp, emphasizing a dual strategy of technological independence and ecological openness [1][2] Group 1: Technology and Innovation - The Tiangong-1 platform serves as the AI application capability hub for the health industry, built on the dual-core driving architecture of the self-developed "Zhuomuniao" medical model and the "Tiangong-1" decision-making model [1] - This unique architecture integrates the professionalism of the medical field with the broad applicability of business decision-making, ensuring Tiangong-1's leading position and professional barriers in the complex health industry [1] Group 2: Ecosystem and Product Offering - The intelligent agent ecosystem of Tiangong-1 is designed as a combination of a "supermarket" and a "factory," providing standardized intelligent agent products that cover the entire spectrum of "medicine, pharmacy, patients, and management" for users to quickly address common issues [2] - The platform also offers powerful intelligent agent creation tools, allowing clients to customize their agents based on unique business processes, thereby securing proprietary intelligent agent assets and enabling continuous evolution of core capabilities [2] - The adaptation of excellent third-party models like DeepSeek-V3.2-Exp significantly enriches the "raw materials" library under the "factory" model, allowing enterprises to freely combine and call upon various models based on specific task performance, cost, and efficiency requirements, achieving a synergistic effect of "1+1>2" [2]

Core Viewpoint - Wuxi has successfully transformed its industrial landscape by shutting down thousands of polluting enterprises and focusing on high-value industries, particularly integrated circuits, positioning itself as a key player in the Yangtze River Delta region and surpassing Shanghai in per capita GDP for four consecutive years [1][5][7]. Group 1: Industrial Transformation - Wuxi's per capita GDP reached 216,900 RMB in 2024, ranking second nationally and surpassing Shanghai for the fourth consecutive year [7]. - The city has become a core node for high-value industries, particularly integrated circuits, with an output value of 240 billion RMB in 2023, ranking second among Chinese cities [5][19]. - Wuxi's industrial land output efficiency is approximately 300 billion RMB per square kilometer, significantly higher than that of Suzhou and Hangzhou [20]. Group 2: Strategic Positioning - Wuxi's industrial strategy aligns with national priorities, focusing on integrated circuits and supercomputing, which has allowed it to embed itself into the national industrial framework [19][40]. - The city has successfully transitioned from a traditional industrial base to a new type of industrial powerhouse, leveraging its historical strengths and adapting to ecological constraints [7][47]. Group 3: Key Industries and Companies - Wuxi hosts leading companies in various sectors, including: - Huahong Semiconductor, the largest power device foundry globally [6]. - SK Hynix, the largest DRAM production base worldwide [6]. - WuXi Biologics, among the top three global CDMO capacities in biopharmaceuticals [6]. - The integrated circuit industry in Wuxi is characterized by a balanced structure with local enterprises dominating, enhancing resilience against external risks [22]. Group 4: Historical Context and Development Model - Wuxi's industrial evolution is rooted in the "Su Nan Model," which emphasizes local government support and collective economic initiatives [23][27]. - The city has a historical foundation in manufacturing, with early developments in township enterprises that laid the groundwork for its current industrial landscape [27][30]. Group 5: Challenges and Future Outlook - Despite its successes, Wuxi faces potential risks related to over-diversification and the need for stronger focus in key industries to maintain competitive advantages [41][45]. - The city must balance its diverse industrial base while fostering leading enterprises that can penetrate technological barriers and attract top talent [46].

Core Viewpoint - The article highlights the journey of a young aerospace technician, Zhao Jie, who has been involved in China's lunar exploration missions, showcasing the importance of skilled labor in the aerospace industry and the personal growth of individuals within this field [1][2]. Group 1: Background of the Technician - Zhao Jie, born in 1990, works as an assembly technician at the China Aerospace Science and Technology Corporation's 149 Factory, participating in the assembly of significant lunar missions including Chang'e 3, 4, 5, and 6 [2][3]. - The assembly process involves intricate components, such as the docking mechanism known as the "space matchmaker lock," which is crucial for connecting spacecraft in orbit [4][5]. Group 2: Assembly Process and Challenges - The assembly environment is described as organized, with technicians using both digital tools and their own knowledge to assemble components, reflecting a shift towards digitalization in the assembly process [6]. - Zhao Jie emphasizes the complexity of assembly, comparing it to building with LEGO, where precision is critical, and mistakes can lead to significant issues during testing [6]. Group 3: Personal Growth and Experience - Zhao Jie progressed from a novice to a skilled technician, initially feeling overwhelmed by the precision required in aerospace work, but gradually gaining confidence and expertise [8][9]. - He recalls pivotal moments in his career, particularly during the successful deployment of the Yutu-2 rover on the moon, which marked significant achievements in China's lunar exploration efforts [7]. Group 4: Coping with Pressure - The article discusses the high-pressure environment in the aerospace sector, especially during rapid model iterations, and how Zhao Jie manages stress through hobbies like cycling, which also fosters team cohesion [10]. - Zhao Jie highlights the importance of continuous learning and adaptation to new technologies, indicating a shift in the skill set required for modern aerospace workers [10].