Group 1: National Defense and Technology - China's first electromagnetic aircraft carrier, Fujian, has officially entered service, marking the beginning of the "three aircraft carrier era" [2] - Fujian is the largest active vessel in the navy, with its home port located in Sanya, Hainan [2] - The development of carrier-based aircraft such as the J-35 and KJ-600 is progressing as planned, with expectations for operational capability not far off [2] Group 2: Antarctic Research - The "Snow Dragon" and "Snow Dragon 2" have crossed the equator as part of China's 42nd Antarctic expedition [3] - The expedition will focus on national needs and global scientific frontiers, including the construction of supporting facilities at the Qinling Station [3] - Key tasks include monitoring important Antarctic sea areas and applying domestic technology in new ways [3] Group 3: Energy Sector - The world's first 650°C ultra-supercritical coal-fired power unit has begun construction in Zhejiang, aiming to set records for the highest parameters and lowest coal consumption [4] Group 4: China International Import Expo (CIIE) - The CIIE showcased over 461 new products, technologies, and services, with participation from 155 countries and regions [5] - The exhibition area exceeded 367,000 square meters, featuring 290 Fortune 500 and industry-leading companies [6] - The event included a focus on the "silver economy" and introduced a pet-themed display area [6][7] - A total of 83 supporting activities were held, resulting in over 300 cooperation intentions and an estimated cooperation amount exceeding $10.3 billion [7]

Group 1 - China's first electromagnetic aircraft carrier, Fujian, has officially entered service, marking the beginning of the "three aircraft carrier era" for the country [2] - Fujian is the largest active vessel in the navy, with its home port located in Sanya, considering various operational factors [4] - The development of carrier-based aircraft, including the J-35 and KJ-600, is progressing as planned, with expectations for full operational capability in the near future [4] Group 2 - The "Xuelong" and "Xuelong 2" vessels have crossed the equator, embarking on China's 42nd Antarctic expedition, with "Xuelong" making a brief stop in Australia for supplies [6][8] - The expedition will focus on national needs and global scientific frontiers, including the construction of facilities at the Qinling Station and monitoring key Antarctic regions [8] Group 3 - The world's first 650°C ultra-supercritical coal-fired power unit has commenced construction in Zhejiang, aiming to set records for efficiency and low coal consumption [9] Group 4 - The China International Import Expo (CIIE) has seen over 461 new products, technologies, and services debut, with participation from 155 countries and regions [11] - The exhibition area exceeded 367,000 square meters, featuring 290 Fortune 500 and industry-leading companies, with record participation in various sectors [11][16] - The event included over 1,900 rounds of negotiations, resulting in more than 300 cooperation intentions and a total intended cooperation amount exceeding $10.3 billion [16]

11月8日，世界首台650℃高效超超临界燃煤发电机组——华能玉环电厂四期项目完成首方混凝土浇筑， 进入全面建设阶段。作为国家重大科技攻关项目，该机组采用中国华能研发的我国具有自主知识产权的 高温合金新材料，实现了关键高温材料技术的完全自主可控，打破传统燃煤发电的热效率瓶颈，实 现"用更少的煤发更多的电"。项目建成后将刷新世界范围内火电机组最高参数、最低煤耗纪录，大幅提 升煤电清洁高效利用水平，同时推动国产高端装备制造能力全面升级，为我国能源安全与"双碳"目标提 供重要支撑。 "十四五"期间，中国华能勇担国家科技创新和成果转化重任，在国家重点研发计划等国家攻关任务和重 大科技示范项目支持下，持续推动新材料、新工艺和新设备的研发和在发电领域的应用，依托所属华能 西安热工院，在国际上率先攻克650℃-700℃燃煤机组关键材料自主设计难题，突破大尺寸高温合金部 件制造及焊接技术瓶颈，打通燃煤机组高温合金装备制造产业链，成功研发了我国具有完全自主知识产 权的受热面锅炉管、厚壁大管道、高中压转子、高温阀门、15吨级大型铸件等HT700系列高温合金。华 能玉环电厂四期项目作为该研究的技术成果，已入选国家能源局能源领域首台（ ...

来源：科技日报 耿涛 摄 最高参数火电机组的核心之一是高温合金新材料。该机组采用中国华能研发的我国具有自主知识产权的高温合金新材料，实现了关键高温材料技术的完全 自主可控。 相关负责人表示，650℃高效超超临界燃煤机组可大幅提高发电效率，与现有机组相比提升约4%，每生产一度电的煤耗平均降低约10%，每年可减少二氧 化碳排放量约45万吨。 11月8日，世界首台650℃高效超超临界燃煤发电机组——华能玉环电厂四期项目完成首方混凝土浇筑，进入全面建设阶段。 据介绍，华能玉环电厂四期项目拟建设1台100万千瓦级650℃高效超超临界一次再热燃煤发电机组。该机组的主蒸汽和再热蒸汽温度均达到650℃，其设计 主蒸汽压力达到35兆帕，是目前世界范围内燃煤机组中参数最高的机组。 ...

Group 1 - Xi Jinping emphasized the importance of deeply learning and promoting the spirit of the 20th Central Committee's Fourth Plenary Session to drive high-quality development through comprehensive deepening of reform and opening up during his inspection in Guangdong [4][1] - The 15th National Games of the People's Republic of China will have its opening ceremony on the evening of November 9 in Guangzhou, Guangdong, with Xi Jinping attending and announcing the opening [6][1] - The white paper titled "China's Actions on Carbon Peaking and Carbon Neutrality" was released, highlighting the country's commitment to environmental goals [10][3] Group 2 - The Central Propaganda Group is conducting lectures across various regions and departments to promote the spirit of the 20th Central Committee's Fourth Plenary Session [2][9] - The 15th National Games' service and support preparations have been completed, ensuring readiness for the event [12][1] - The U.S. federal government is experiencing a prolonged "shutdown," causing delays in the release of non-farm employment data [3][13]