"十四五"以来，一项项"全球首个""世界首创"接连涌现——超级工程标记发展新刻度（"十四五"，我们 见证这些"第一"） 从高空的视角俯瞰，"十四五"期间，中国壮丽山河上又添豪迈画笔：那是深中通道跨江贯通、拉林铁路 穿山越岭、白鹤滩水电站"鹤"舞金沙…… 以城市的视野观察，经济发展又增强劲动力："深海一号"全面投产、"能储一号"并网发电，西气东输、 西电东送，稳稳守护万家灯火…… 这一座座超级工程、重大项目，不断以"第一""首次""最大"彰显中国创新的重大突破，更标记着经济社 会发展的新刻度，托起人民的美好生活。 "国之重器扛得住地动山摇、经得起百年风雨" 试验成功！ 几天前，在湖南长沙，中国能建世界最大人工硐室储气原位试验平台——储气密封循环试验圆满成功。 试验压力突破世界最高等级18兆帕，通过高低压循环、长时保压"双168小时"连续运行验证，储气库密 封性、稳定性等各项性能指标均达到国际先进水平。这标志着我国在人工硐室储气领域技术路线全面打 通，将加速推动压气储能行业规模化、产业化发展。 重大技术突破的同时，一批重大工程建设正酣。 新疆哈密，全球单期最大"光热储"一体化项目汽轮机基础完成浇筑，意味着项目迈出 ...

Group 1: Infrastructure Development - The construction of Yichang North Station is progressing well, with the main structure completed, and the project entering the final stages [1] - The Wuhan-Yichang section of the Yangtze River High-speed Railway, spanning 313 kilometers, is the first project to commence along the entire line, aiming to enhance connectivity within Hubei province [1] - The National Development and Reform Commission has allocated over 300 billion yuan to support the third batch of "two重" construction projects, indicating that the 800 billion yuan project list for this year has been fully issued [1] Group 2: Economic Impact - The Hami-Chongqing ±800 kV UHVDC transmission project has been launched, providing a third direct current channel for electricity transmission from Xinjiang to Chongqing, with an investment of 28.6 billion yuan [3] - The project is expected to drive over 100 billion yuan in upstream and downstream investments, creating over 30,000 stable jobs in related sectors [3] - Infrastructure investment increased by 4.6% year-on-year in the first half of the year, outpacing overall investment growth by 1.8 percentage points [3] Group 3: Technological Advancements - The "Linghang" shield machine is currently operating at the Changtai Yangtze River Tunnel, utilizing advanced techniques such as intelligent tunneling and geological forecasting [4] - Domestic shield machines have captured nearly 70% of the global market share, indicating a strong position in the industry [4] - The Jinsha River Silver River Hydropower Station's unit 3 has achieved an Asian record with a capacity of 65 megawatts, showcasing advancements in energy technology [4] Group 4: Strategic Planning - The National Development and Reform Commission has reported significant progress on 102 major projects under the 14th Five-Year Plan, with expectations to meet all targets by the end of the year [5] - The focus will continue on enhancing collaboration between departments and ensuring the successful completion of major projects to support China's modernization efforts [5]

Group 1 - The construction of the Yichang North Station in Hubei is progressing well, with the main structure completed and the project entering the final stages [1] - The Wuhan to Yichang section of the Yangtze River High-Speed Railway, spanning 313 kilometers, is the first project to commence in the entire Yangtze River High-Speed Railway network [1] - The completion of various high-speed rail projects will enhance connectivity between Wuhan, Xiangyang, and Yichang, achieving one-hour travel times among these cities [1] Group 2 - Major infrastructure projects, including the Yangtze River High-Speed Railway and the Yellow River Ancient Xian Water Conservancy Hub, are being actively developed to support national strategies [2][3] - The Hami-Chongqing ±800 kV UHVDC transmission project has been launched, facilitating the transfer of green electricity over 2,200 kilometers and creating significant investment and job opportunities [3] - The implementation of large-scale engineering projects is expected to stimulate economic growth, with infrastructure investment increasing by 4.6% year-on-year, outpacing overall investment growth [3] Group 3 - The domestic shield tunneling machines are gaining a significant market share, accounting for nearly 70% globally, showcasing advancements in construction technology [4] - The completion of major engineering projects under the 14th Five-Year Plan is anticipated by the end of the year, contributing to the modernization of China's infrastructure [5] - The successful operation of the Jinsha River Silver River Hydropower Station and other projects highlights the potential for new technologies and products in the engineering sector [5]