Group 1 - Beijing's advantages lie in its education, technology, and talent, with 92 universities, 185 first-class disciplines, and approximately half of the country's academicians located in the city [1] - The city is prioritizing the integration of education, technology, and talent development as a key task for economic work by 2026, as emphasized by the central government [1] - Beijing has established a leadership group to oversee the integration of education, technology, and talent, with direct involvement from top municipal officials [1] Group 2 - In the past three years, Beijing has added 220 urgently needed majors in fields such as artificial intelligence and quantum technology, optimizing its academic structure [2] - A new technology innovation hub in Changping District will house over ten national key laboratories from Tsinghua University, aiming to foster new research organizational models [3] - The establishment of the Tsinghua Frontier Interdisciplinary Innovation Research Institute in 2024 will offer competitive salaries to attract high-level talent, with 837 researchers already gathered [3] Group 3 - A new technology developed by Ruimi Technology, which uses Bacillus as a chassis to produce microbial lipid products, has the potential to enhance oil recovery and improve soil quality [4] - Beijing is exploring new models for the full-chain integration of technology development, with the total value of technology contracts increasing from 631.62 billion yuan in 2020 to 915.33 billion yuan in 2024 [5] - The GDP of Beijing exceeded 3.84 trillion yuan in the first three quarters of the year, reflecting a year-on-year growth of 5.6% [5]

这是12月21日拍摄的颐和园十七孔桥"金光穿洞"美景。 这是12月21日拍摄的颐和园十七孔桥"金光穿洞"美景。 12月21日是冬至节气，北京颐和园十七孔桥的"金光穿洞"景观吸引了众多游客与摄影爱好者观赏拍摄。 新华社记者 陈晔华 摄 这是12月21日拍摄的颐和园十七孔桥"金光穿洞"美景。 12月21日是冬至节气，北京颐和园十七孔桥的"金光穿洞"景观吸引了众多游客与摄影爱好者观赏拍摄。 新华社记者 陈晔华 摄 12月21日，游客在颐和园万寿山上拍摄十七孔桥"金光穿洞"美景。 12月21日是冬至节气，北京颐和园十七孔桥的"金光穿洞"景观吸引了众多游客与摄影爱好者观赏拍摄。 新华社记者 陈晔华 摄 12月21日，众多游客和摄影爱好者在颐和园内拍摄十七孔桥"金光穿洞"美景。 12月21日是冬至节气，北京颐和园十七孔桥的"金光穿洞"景观吸引了众多游客与摄影爱好者观赏拍摄。 新华社记者 陈晔华 摄 12月21日是冬至节气，北京颐和园十七孔桥的"金光穿洞"景观吸引了众多游客与摄影爱好者观赏拍摄。 新华社记者 陈晔华 摄 ...

对呼吸系统来说，正常情况下，鼻腔黏膜通过持续分泌黏液和纤毛摆动，能有效清除异物与病原 体。然而，干冷空气会破坏鼻腔黏膜的纤毛运动，延长流感病毒存活时间；冷空气还会刺激咽喉和支气 管黏膜，导致血管收缩、分泌物增加，出现流涕、打喷嚏等症状。 继发感染后，患者会出现黏稠、浑浊的脓性鼻涕，过敏体质者可能会诱发过敏性鼻炎；慢性支气管 炎或哮喘患者易出现气道痉挛，咳嗽、咳痰加剧，严重时诱发急性加重；低温还会降低免疫力，流感病 毒、肺炎链球菌等易入侵肺部引发肺炎，老年人和慢性病患者感染后病情更重，需格外注意。 问：时值深冬，我国大部分地区气温持续下降。请问，气温下降可能引发哪些健康问题？我们该如 何做好健康防护？ 答：首都医科大学附属北京朝阳医院急诊医学中心副主任医师商娜 气温下降容易影响呼吸系统和循环系统。 除了呼吸系统，循环系统对温度也很敏感。低温会刺激血管平滑肌收缩，造成外周血管阻力增加， 血压升高，高血压患者波动更明显，晨起遇冷空气易血管痉挛。 此外，低温使血液黏稠度上升，增加血栓的形成风险，堵塞冠状动脉可诱发心绞痛、急性心梗，堵 塞脑血管可致脑梗死。寒潮期间，急性冠脉综合征发病率显著上升，中老年患者占比超70%。 ...

Group 1 - The article highlights the significance of the winter solstice as a time for family reunion and warmth, symbolized by the artwork "Kesi Embroidery Nine Yangs to Drive Away the Cold" [2] - It expresses hope for the arrival of spring and the renewal of life, indicating a cultural appreciation for seasonal changes and their impact on society [2]

Core Viewpoint - The article emphasizes the importance of revitalizing traditional crafts, specifically through the innovative practices of Shandong kite craftsman Wang Yongxun, who integrates modern technology with ancient techniques to enhance the art of kite-making [1] Group 1: Traditional Craftsmanship - Wang Yongxun has dedicated over 40 years to the traditional craft of kite-making, focusing on the processes of making, covering, painting, and flying kites using ancient methods [1] - The craftsman is committed to preserving the traditional techniques while also improving materials and methods, such as developing new bamboo materials and specialized silk fabrics [1] Group 2: Innovation and Technology - Wang incorporates AI technology into the mechanical structure and dragon pattern design of kites, showcasing a blend of tradition and modernity [1] - A notable creation is the 120-meter long "Chinese Heart Dragon," which exemplifies the innovative spirit and craftsmanship of Shandong artisans [1]

江苏如皋：外国留学生体验非遗木偶【3】 江苏如皋：外国留学生体验非遗木偶【4】 江苏如皋：外国留学生体验非遗木偶 江苏如皋：外国留学生体验非遗木偶【2】 ...

Group 1 - The "Ice and Snow Elegance" theme park is attracting both citizens and tourists, indicating a positive reception and engagement from the public [2][4][10] - The park features various attractions that appeal to families, as evidenced by children playing and enjoying the facilities [8][12] - The date of the report, December 20, suggests that the park is operational during the winter season, which may enhance its appeal due to seasonal activities [10][13]

Group 1 - The Nanzhu High-speed Railway Yucen section has commenced track laying [2][3][4]

2025年12月20日，广西壮族自治区柳州市三江侗族自治县多耶广场，各族同胞载歌载舞进行多耶比赛。 2025年12月20日，广西壮族自治区柳州市三江侗族自治县多耶广场，各族同胞载歌载舞进行多耶比赛。 2025年12月20日，广西壮族自治区柳州市三江侗族自治县多耶广场，各族同胞载歌载舞进行多耶比赛。 ...

清漳河国家湿地公园呈现壮美北国风光【4】 清漳河国家湿地公园呈现壮美北国风光【5】 清漳河国家湿地公园呈现壮美北国风光【6】 清漳河国家湿地公园呈现壮美北国风光 清漳河国家湿地公园呈现壮美北国风光【2】 清漳河国家湿地公园呈现壮美北国风光【3】 ...