工程如何既实现科学目标又平衡技术、进度和成本？新建天线如何避免对台址既有设备造成干扰？建设过程中怎样最大限度保护当地野生动 植物？……千头万绪，样样不能马虎。 天线结构设计师出身的张磊，如今化身为项目现场的"大管家"，每天穿梭于超过100公里范围的多个台站，组织协调各站点分工并行作业，忙 得脚不沾地。 新华社北京2月21日电 题：跨越半球的坚守，他们奔赴一场"宇宙之约" 新华社记者温竞华 "今天的任务依然排得满满当当。"大年初三，北京时间午后1点，当记者拨通平方公里阵列射电望远镜（SKA）中频天线现场项目领队张磊的 视频电话时，他已抵达建设站址，准备开始一天的工作。 镜头那边，早晨7点的南非卡鲁荒漠，湛蓝的天空下，一台台高耸的白色六边形碟状天线正缓缓转动，向宇宙发出无声的问候。 位于南非卡鲁地区的SKA中频天线。（受访者供图） 让张磊和团队成员春节坚守的"他乡之约"，正是SKA的重要组成部分——位于南非卡鲁地区的这片中频阵列。SKA作为由全球多国共同建造 运行的国际大科学计划，将建造世界最大综合孔径射电望远镜，接收总面积约1平方公里，助力人类探索宇宙之谜。 作为SKA创始成员国之一，中国以实物形式贡献64台中 ...

"今天的任务依然排得满满当当。"大年初三，北京时间午后1点，当记者拨通平方公里阵列射电望远镜 （SKA）中频天线现场项目领队张磊的视频电话时，他已抵达建设站址，准备开始一天的工作。 镜头那边，早晨7点的南非卡鲁荒漠，湛蓝的天空下，一台台高耸的白色六边形碟状天线正缓缓转动， 向宇宙发出无声的问候。 位于南非 卡鲁地区的SKA中频天线。（受访者供图） 让张磊和团队成员春节坚守的"他乡之约"，正是SKA的重要组成部分——位于南非卡鲁地区的这片中频 阵列。SKA作为由全球多国共同建造运行的国际大科学计划，将建造世界最大综合孔径射电望远镜，接 收总面积约1平方公里，助力人类探索宇宙之谜。 作为SKA创始成员国之一，中国以实物形式贡献64台中频天线结构，这些天线由张磊所在的中国电科网 络通信研究院负责研制、生产与建设。2026年，项目进入南非现场快速建设阶段，预计年内完成28台天 线的阶段性建设目标。 工程如何既实现科学目标又平衡技术、进度和成本？新建天线如何避免对台址既有设备造成干扰？建设 过程中怎样最大限度保护当地野生动植物？……千头万绪，样样不能马虎。 张磊（右）在SKA中频天线建设现场工作。（受访者供图） 耿旭光 ...

天线结构设计师出身的张磊，如今化身为项目现场的"大管家"，每天穿梭于超过100公里范围的多个台 站，组织协调各站点分工并行作业，忙得脚不沾地。 "SKA已进入建设关键期，按天推进，春节也不能停歇。"自1月抵达南非以来，张磊和建设团队坚持与 各国合作伙伴召开日例会、周例会，确保工程在安全、质量等方面的每一个细节，都符合国际大科学计 划的严苛标准。 "今天的任务依然排得满满当当。"大年初三，北京时间午后1点，当记者拨通平方公里阵列射电望远镜 （SKA）中频天线现场项目领队张磊的视频电话时，他已抵达建设站址，准备开始一天的工作。 镜头那边，早晨7点的南非卡鲁荒漠，湛蓝的天空下，一台台高耸的白色六边形碟状天线正缓缓转动， 向宇宙发出无声的问候。 让张磊和团队成员春节坚守的"他乡之约"，正是SKA的重要组成部分——位于南非卡鲁地区的这片中频 阵列。SKA作为由全球多国共同建造运行的国际大科学计划，将建造世界最大综合孔径射电望远镜，接 收总面积约1平方公里，助力人类探索宇宙之谜。 作为SKA创始成员国之一，中国以实物形式贡献64台中频天线结构，这些天线由张磊所在的中国电科网 络通信研究院负责研制、生产与建设。2026年， ...

Group 1 - The Jiangmen neutrino experiment officially began data collection in August 2025, becoming the world's first large-scale, high-precision neutrino facility [2][7] - China's manned space program has successfully completed multiple missions, including emergency launches, marking significant milestones in the development of the Chinese space station [3][7] - The "Chang'e 6" mission returned 1935.3 grams of lunar soil from the moon's far side, contributing to ongoing research that enhances understanding of lunar geology [4][8] Group 2 - The National Space Administration's action plan for commercial space development outlines 22 key initiatives to promote high-quality growth in the commercial space sector [5] - The "DeepSeek" AI model has transformed search habits, indicating a significant shift in how people interact with technology [9][12] - The introduction of the revised National Natural Science Foundation regulations encourages collaboration between government, enterprises, and organizations to foster innovation [14][15] Group 3 - The "Youth Science and Technology Talent Cultivation Project" aims to support the development of young scientists, emphasizing the importance of nurturing talent for future innovation [18][20] - The "Deep Time Digital Earth" international scientific plan, initiated by China, aims to enhance global geological knowledge through international collaboration [23][24] - The ITER project, a major international nuclear fusion initiative, has seen significant progress with China's successful development of a critical component [24][26]

Group 1 - The core theme of the second "Belt and Road" Science and Technology Exchange Conference is "Building an Innovation Road Together, Promoting Cooperative Development - Hand in Hand to Construct a 'Belt and Road' Science and Technology Innovation Community" [2] - The conference will feature 38 activities across five major areas, including policy alignment, cultural exchange, industrial innovation, international scientific programs, and technology poverty alleviation [2] - China has established science and technology cooperation with over 160 countries and regions, with 119 intergovernmental science and technology agreements and participation in over 200 international organizations and multilateral mechanisms [3] Group 2 - The Sichuan and Chongqing governments will launch the "Double Thousand" plan, which includes "Thousand Cooperation Projects" and "Thousand Young Scientist Exchange" initiatives to deepen collaboration with partner countries [4] - The first "Belt and Road" Science and Technology Exchange Conference was held in Chongqing, and the region is working to become a highland for reform and opening up in inland China [4] - The conference aims to promote resource sharing, talent exchange, joint research, and the transformation and industrialization of scientific achievements to contribute to the high-quality development of the "Belt and Road" initiative [4]

Group 1 - The Ministry of Science and Technology of China is promoting international scientific and technological cooperation, having established partnerships with over 160 countries and regions, and signed 119 intergovernmental science and technology agreements [2][3] - The ministry is expanding channels for both governmental and private sector collaboration, encouraging joint efforts in areas such as climate change, clean energy, and health [2] - China is actively participating in global scientific governance, proposing initiatives like the Global Artificial Intelligence Governance Initiative and engaging in nearly 60 international large-scale scientific programs [3] Group 2 - The Ministry plans to continue implementing the "Belt and Road" technology innovation action plan, enhancing cooperation with countries along the Belt and Road to promote connectivity in the digital age [3] - There is a focus on building international research and innovation platforms, such as joint laboratories and international technology transfer centers, to facilitate global scientific collaboration [2] - The ministry aims to increase technological assistance to developing countries, contributing to global scientific progress for the benefit of all humanity [3]