世界建筑文物保护基金会（WMF）东亚项目总监赵宏禧结合基金会在全球700余处遗产保护经验及在华 近30年实践，详解了"社区参与+国际协作+技术创新"的协同保护模式。他强调保护文化遗产不能只依 靠抢救行动，更需要未雨绸缪，防患于未然，让珍贵的古迹能够得到可持续的保护和合理利用。此外， 文化遗产的守护，靠的不是一时的关注，而是持续的投入、切实的行动，以及面对挑战的勇气。 "科技赋能文化遗产保护传承"专业沙龙现场。中国经济网记者成琪/摄 中国航空规划设计研究总院有限公司总结构师、结构首席专家葛家琪从工程力学视角，聚焦"文物建筑 结构稳定预防性保护"。北京工业大学建筑与城市规划学院原院长、北京工业大学历史建筑保护工程技 术研究中心主任戴俭教授，从"何为患"与"如何防"双重视角厘清预防性保护核心逻辑。北京交通大学土 木建筑工程学院副院长杨娜教授分享18年以来的布达拉宫结构健康监测实践成果。 沙龙上半场由中国文化遗产研究院原副院长、二级研究员詹长法主持，以"推动从'抢救性修复'向'预防 性保护'转型"为核心目标，邀请来自海内外的五位权威专家，从国际视野、工程技术、理论建构、监测 实践等角度，深入剖析文化遗产应对自然侵蚀、 ...

Core Insights - The Ministry of Natural Resources and the National Bureau of Statistics jointly released a list of exemplary cases for high-quality development innovation applications empowered by real-scene 3D technology, with the "Real-Scene 3D Empowerment of International Seabed Geographic Entity Naming" case recommended by the National Marine Information Center being included [1][2]. Group 1: Technological Applications - The application of real-scene 3D technology allows for the visualization of seabed geographic entities such as seamounts, ridges, and canyons, enhancing the scientific accuracy of identifying these entities [1]. - A rapid extraction and classification method for seabed geographic entities has been developed, enabling automated identification and scientific calculation of key parameters like shape, scale, and slope [2]. Group 2: Management and Standardization - A semantic attribute collection for seabed geographic entities has been established, creating a coding system that integrates individual entities with their groups, facilitating a smart management model [2]. - The case has led to the standardization of seabed geographic name proposals, improving the acceptance rate of these proposals in international reviews, particularly in disputed maritime areas [2][3]. Group 3: Institutional Role - The National Marine Information Center has been responsible for leading domestic seabed name proposal compilation and technical review since 2010, having submitted 283 seabed name proposals to the international seabed name registry [3]. - Future applications of real-scene 3D technology will focus on constructing a comprehensive marine scene, enhancing the effectiveness of marine spatial geographic data in supporting high-quality marine economic development [3].

Core Insights - The project "Real Scene 3D Empowering Nanjing Low-altitude Economic Industry Construction" has been recognized as a national-level typical case, highlighting Nanjing's leadership in integrating real scene 3D technology with the low-altitude industry [1][3] - The initiative is part of a broader national strategy to utilize real scene 3D technology for urban management, emergency response, and digital economic development [2][3] Group 1: Project Overview - The project is a collaboration among various local authorities and institutions in Nanjing, marking a significant achievement in the city's digital transformation in the low-altitude economy [1] - Nanjing's project is the only one selected from the city among 60 projects nationwide, showcasing its pioneering role in this field [1] Group 2: Technological Innovation - The project employs "multi-source data fusion + fine modeling" to create a 3D digital foundation, achieving a 70% reduction in model data volume and a 5-fold increase in loading speed [3] - The integration of real scene 3D technology with airspace data allows for intelligent flight route planning and facility site selection, enhancing safety and efficiency in low-altitude operations [3][4] Group 3: Safety and Risk Management - The real scene 3D technology enables dynamic airspace configuration and risk warning, improving overall flight efficiency and safety [4] - The development of dynamic airspace management models allows for real-time monitoring and prediction of flight risks, ensuring safe operations [4] Group 4: Application and Value Creation - The ongoing construction of real scene 3D technology is accelerating the extraction of spatial geographic data value, leading to over 100 application scenarios across various sectors [5] - The low-altitude economy in the Pukou District has seen significant advancements, with over 50 companies in the industry and the establishment of a comprehensive low-altitude service management platform [6] Group 5: Economic Impact - The project has led to the successful development of over 20 unique application scenarios, including cross-river logistics and blood transportation, with efficiency improvements of 50% and 80% respectively compared to traditional methods [6] - The integration of real scene 3D technology has positioned Pukou as a competitive hub for low-altitude economic development, attracting numerous enterprises across various related fields [6]

Core Insights - The Ministry of Natural Resources of China has reported that nearly 300 cities at the prefecture level and above have completed 3D building modeling, which plays a significant role in urban renewal, public service, and empowering the digital economy [1][5]. Group 1: Technological Advancements - China has achieved self-controlled core technologies such as real-world 3D data collection and spatial identity coding, establishing a technical system characterized by intelligent modeling production, integrated management, and knowledge-based service applications [3]. - The Deputy Director of the Land Surveying and Mapping Division, Liao Anping, stated that by the end of 2025, China aims to initially establish a "3D China," with data elements already systematized and scaled [5]. Group 2: Applications and Future Plans - The 3D reality technology utilizes modern technologies like remote sensing, big data, cloud computing, and intelligent perception to create nearly identical 3D models of real-world scenes, forming a nationwide "one network" for sharing and applying 3D data [7]. - Future plans include leveraging advancements in artificial intelligence, large models, and spatiotemporal computing to further expand the application scenarios of 3D reality technology across various industries [7].

Core Viewpoint - The implementation of 3D modeling technology in urban planning and management is advancing rapidly in China, with nearly 300 cities having completed building models, significantly enhancing urban management and digital economy capabilities [1][3][5]. Group 1: 3D Modeling Technology Development - As of now, nearly 300 cities have completed the production of 3D building models, supporting urban renewal and enhancing the quality of life [1][3]. - By the end of 2025, China aims to establish a comprehensive 3D visualization system, with data elements already organized and scaled [3][7]. - The 3D technology system is characterized by intelligent modeling production, integrated management, and knowledge-based service applications [1][5]. Group 2: Applications in Urban Management - The 3D technology has been integrated into various sectors, including urban planning, disaster prevention, and cultural heritage protection, forming a nationwide data-sharing network [5][19]. - In Fuzhou, the 3D modeling has empowered over 60 fields, particularly enhancing urban management through real-time interaction with city infrastructure [8][10]. - The Fuzhou smart city management platform has created a 3D data foundation covering 188 square kilometers, enabling comprehensive spatial awareness and dynamic monitoring [14][16]. Group 3: Water Management Innovations - Fuzhou has utilized 3D modeling for urban water system management, completing models for 107 rivers and over 30 drainage stations, which aids in flood response and decision-making [19][21]. - The integration of IoT data allows for real-time simulation of flooding scenarios, significantly improving emergency response times during typhoons [23][31]. - The scientific scheduling system for water management has achieved an 88% peak flood reduction rate and a 50% reduction in average drainage response time [31].

Core Insights - The article highlights the integration of digital technology in urban management and governance in Loudi City, Hunan Province, through the establishment of a unified urban digital spatial foundation, enhancing the application of real-world 3D data [1][3] Group 1: Digital Infrastructure Development - Loudi City has built a real-world 3D database covering 8,109 square kilometers with a DEM of better than 1 meter and a DOM of 0.5 meters, along with 800 square kilometers of urban-level 3D data with a precision of better than 5 centimeters [1] - The city has developed eight application platforms based on the real-world 3D database, including a smart spatial big data platform and a land supermarket big data platform, to accurately map every piece of land and building into a digital twin world [3][5] Group 2: Empowering Natural Resource Management - The Natural Resources and Planning Bureau of Loudi has signed cooperation agreements with 12 units to provide spatial data support for various systems, enhancing urban governance and resource management [5] - The average approval time for urban planning projects has been reduced from over 80 days to around 20 days due to the implementation of real-world 3D technology, streamlining the project approval process [5] Group 3: Enhancing Public Services - Citizens can use a real estate visualization query system to access information about property conditions and rights restrictions, with over 80,000 queries made since its launch [7] - The integration of real-world 3D technology is also being extended to rural areas, supporting environmental monitoring and public safety initiatives [7]