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陕西研发新设备破解大飞机蒙皮加工难题
Shan Xi Ri Bao· 2025-08-13 22:29
Group 1 - The core achievement of AVIC Xi'an Aircraft Industry Group is the successful development of a 12-meter horizontal dual five-axis mirror milling equipment and mirror milling process technology, addressing the manufacturing challenge of ultra-large, ultra-thin skin parts that are prone to deformation due to their weak rigidity [1][2] - The large curved skin of the domestically produced Y-20 transport aircraft is characterized as a "metal film," combining ultra-large size and ultra-thin properties, which makes it a typical weak rigidity component that is difficult to process with traditional CNC equipment [1] - The company has established a technological system for the processing of large curved skins through collaborative efforts in innovation and research, overcoming multiple core technical challenges [1] Group 2 - The successful development of the new milling technology provides strong support for the research and mass production of China's Y-20 and C919 aircraft, highlighting the country's independent innovation capabilities in high-end aerospace manufacturing [2] - The innovative design of the "stress line closed thermal symmetrical space frame within a frame" structure has broken through the design bottleneck of large horizontal five-axis machine tools, meeting the automation and high-precision processing needs for ultra-large, ultra-thin skins [1][2] - The technology includes dual five-axis linkage mirror synchronous control and real-time closed-loop measurement of wall thickness, addressing technical challenges in the mirror milling CNC system [1]
驻陕央企承建的马拉维姆卡公路开工
Shan Xi Ri Bao· 2025-08-13 22:22
该工程全线预计2027年7月底建成通车。通车后,沿线咖啡、木薯等特色农产品可实现当日采摘、 次日入市,林木及矿产资源运输效率将提升40%,直接带动沿线特色产业产值增长。 中铁二十局项目负责人商向前表示,针对该区域雨季道路泥泞、运输成本高的现状,项目将采用路 基加固、边坡防护等工程技术,解决季节性通行难题,为沿线16个村庄超2.5万名居民带来便利。(记 者 陶玉琼 通讯员 高珊) 记者从驻陕央企中铁二十局获悉:马拉维当地时间8月10日,由该局承建的姆坦加坦加至卡富库莱 公路正式开工建设。 姆卡公路全长52公里,途经姆坦萨,线路向北直达马拉维第三大城市姆祖祖,建成后将成为马拉维 北部山区与中部经济带物资流通的"黄金走廊"。 ...
陕西造无人货运重卡在上海首发
Shan Xi Ri Bao· 2025-08-13 22:22
Core Viewpoint - Proton Auto Technology Co., Ltd., a subsidiary of Shaanxi Automobile Holding Group, launched its unmanned freight heavy truck "Yaoling II" in Shanghai, emphasizing the advantages of autonomous driving technology in efficiency, cost, and space [1] Group 1: Product Launch and Features - The "Yaoling II" is designed with a forward-looking approach, showcasing the benefits of unmanned driving technology [1] - The truck supports multiple flexible scheduling modes for logistics, allowing for intelligent dispatch based on cargo distribution, road conditions, and task priorities [1] - The vehicle can significantly reduce waiting times for cargo, transforming three empty return trips into one loaded trip with two additional vehicles as "cargo" [1] Group 2: Technological Advancements - Proton Auto has focused on core technology research and development, securing over 260 authorized patents [1] - The company offers more than 200 models of new energy vehicles covering major mainstream scenarios [1] - Proton Auto maintains international leadership in fields such as solid-state chassis, magnesium alloy lightweight trailers, and metamaterials [1]
陕西2024数字教育年度发展报告出炉
Shan Xi Ri Bao· 2025-08-13 22:22
Core Insights - Over 50% of universities in Shaanxi have established artificial intelligence majors or courses, reflecting a significant trend in higher education towards digital and technological integration [1][2] Group 1: Digital Education Development - In 2024, Shaanxi focuses on four core areas: student learning, teacher teaching, school governance, and educational innovation, aiming to enhance digital literacy and skills [1] - The internet access rate for primary and secondary schools in Shaanxi has reached 100%, with bandwidth exceeding 100 Mbps [1] - The proportion of higher education institutions with full wireless network coverage has increased, with 61.82% of undergraduate institutions and 60% of vocational colleges achieving this [1] Group 2: Technology Integration in Education - 96.7% of primary and secondary schools offer information technology courses, with 44% incorporating AI-related teaching such as programming and robotics [2] - By 2024, 72.73% of undergraduate institutions have implemented 5G technology, and 58.18% have utilized artificial intelligence in smart campus construction [2] - A comprehensive digital resource system has been established, with 248.3 million registered users on the national education public service platform and a total of 9.8 billion page views [2] Group 3: Support and Outreach Initiatives - The Shaanxi Education Assistance Platform has facilitated partnerships among over 3,000 schools, providing access to more than 12,000 live and recorded classes [2][3] - Remote teaching initiatives have been launched, with 1,214 volunteers from 33 universities conducting 3,062 remote teaching sessions for 12,622 students in rural areas [3]
陕西公开征集重点工业产品质量安全监管技术专家
Shan Xi Ri Bao· 2025-08-13 22:22
Core Viewpoint - The Shaanxi Provincial Market Supervision Administration is enhancing the quality safety supervision and risk monitoring capabilities for key industrial products by establishing a technical expert database [1][2] Group 1: Expert Recruitment - The recruitment of experts is open until August 15, targeting professional technical talents in key industrial product fields across the province [1] - Relevant fields include electric bicycles, batteries, charging piles, building insulation materials, gas appliances, coal, oil, volatile organic compounds, and more [1] - The recruitment encompasses personnel from quality inspection institutions, universities, research institutes, industry associations, and enterprises [1] Group 2: Expert Responsibilities - Experts will provide technical support and consulting services for product quality supervision management [1] - They will participate in training and promotional activities organized by the provincial market supervision authority [1] - Experts are expected to offer professional consulting opinions for major policy measures and assist in risk monitoring and supervision management [1] Group 3: Expert Management - The selection process will involve personal applications and unit recommendations, with a three-year term for selected experts [2] - The expert database will be dynamically managed, allowing for the removal of experts who do not meet requirements or engage in violations [2]
陕西研发新设备破解大飞机蒙皮加工难题_陕西日报数字报-群众新闻网
Shan Xi Ri Bao· 2025-08-13 21:38
Group 1 - The core viewpoint of the news is that AVIC Xi'an Aircraft Industry Group has successfully developed a 12-meter horizontal dual five-axis mirror milling equipment and mirror milling process technology to address the manufacturing challenges of ultra-large and ultra-thin skin parts, filling a domestic gap [1][2] Group 2 - The Y-20 large transport aircraft features a large curved skin that is described as a "metal film," which presents significant challenges during processing due to its weak rigidity and susceptibility to deformation from external forces [2] - Traditional CNC equipment is inadequate for processing flexible deformations and real-time wall thickness control, making the machining of ultra-large and ultra-thin skins a significant challenge in the aircraft manufacturing sector [2] - AVIC Xi'an has established a technological system for the dual five-axis mirror milling of large curved skins, overcoming several core technical challenges through collaboration with universities and research institutions [2] - The innovative design of the "stress line closed thermal symmetrical space frame within a frame" has broken through structural design bottlenecks, meeting the automation and high-precision processing needs for large aircraft's ultra-large and ultra-thin skins [2] - The new equipment is equipped with dual five-axis linkage mirror synchronous control and real-time closed-loop measurement control for wall thickness, addressing technical challenges in the mirror milling CNC system [2] - The development of flexible surface workpiece contour matching processing methods has resolved issues related to overall deformation of large thin-walled parts, enabling rapid clamping and automated mirror milling of any shape skin [2] - The successful development of this technology provides strong support for the research and mass production of China's Y-20 and C919 aircraft, showcasing the country's independent innovation capabilities in high-end aviation manufacturing [2]
【汉中】特色产业绘就县域经济新画卷
Shan Xi Ri Bao· 2025-08-12 22:55
Group 1: Industrial Development in Hanzhong - Hanzhong is rapidly developing county-level industrial parks, with all 10 county industrial concentration zones upgraded to provincial-level parks this year [1] - The county's GDP grew by 7% in the first half of the year, accounting for 77.4% of the city's total GDP [1] Group 2: Organic Agriculture in Yang County - Yang County has developed a large-scale organic industry, with 3,800 acres of certified organic pear orchards and 6,050 acres of organic rice and rapeseed, generating over 60 million yuan annually [3] - The county's organic industry has an annual output value of 5.5 billion yuan, with 115 certified organic products [4] Group 3: Electronic Industry in Mian County - Mian County has launched a new electronic component production line, marking a significant step in the electronic industry [5] - Hanzhong Dacheng Electronics Technology Co., Ltd. has 12 automated production lines and reported a total output value exceeding 70 million yuan in the first half of the year [6][7] Group 4: Traditional Chinese Medicine in Lueyang County - Lueyang County has a rich variety of medicinal plants, with over 700,000 acres dedicated to traditional Chinese medicine [9] - The county has established 20 standardized and specialized medicinal herb demonstration bases, with an annual output of 26,800 tons of various medicinal herbs, generating an output value of 3.9 billion yuan [10]
【安康】市公安局坚持和发展新时代“枫桥经验”“挨户防”提升基层治理效能
Shan Xi Ri Bao· 2025-08-12 22:50
Core Viewpoint - The article highlights the successful implementation of the "community prevention" model in Ankang City, which effectively resolves local disputes and enhances community safety through grassroots governance and active citizen participation [1][2][4]. Group 1: Community Conflict Resolution - The timely intervention of community leaders and police helped resolve a land dispute between two brothers, preventing escalation into a larger conflict [1]. - The community employs a three-tiered management system with neighborhood leaders, group leaders, and village leaders to facilitate conflict resolution and community engagement [2]. Group 2: Governance Model - Ankang City Police have adopted the "community prevention" model, focusing on precise policy communication, efficient feedback on public sentiment, and diversified conflict resolution methods [2]. - The model emphasizes the importance of local knowledge, with community leaders being elected based on their reputation and conflict resolution skills [2]. Group 3: Community Engagement and Safety - The "community prevention" model has led to a culture where community members actively participate in safety and conflict resolution, making every resident a "peace partner" [2]. - The police have established a robust community safety network, involving over 76,000 professional and volunteer patrol members, enhancing the overall security framework [4]. Group 4: Crime Rate Reduction - The implementation of the "community prevention" model has resulted in a significant decrease in crime rates, with a 15.61% drop in overall public security incidents and a 4.9% reduction in criminal cases from January to June of this year [4].
【延安】白求恩医疗志愿服务队:行走在黄土高原的健康卫士
Shan Xi Ri Bao· 2025-08-12 22:43
8月12日,延安市人民医院"白求恩医疗服务队"的医生护士们走进子长市余家坪镇凉水湾村,把健 康送到乡亲们身边。 当日,他们为村里120多人做了免费体检,为600多人次看病,发放100多份药品。 当得知村里有几位老人因为身体不好很难走到集中义诊点时,几位队员立即带上设备和药品上门服 务。看着医生护士忙前忙后,村民李金有感慨:"不用预约挂号,还不花钱,医生来到家门口给我看 病,真是太好了。" 在延安市宝塔区第十八幼儿园,眼科专家用孩子们喜欢的"蒙眼测试"和"眼保健操"游戏,教给他们 护眼小秘诀。 送医送药是解燃眉之急,服务队更看重的是帮助县乡医院提高水平,让好医生、好技术能长久留在 当地。 5月17日,延安市中医医院(北京大学第三医院延安分院)"白求恩医疗服务队"的专家来到子长市 人民医院。 他们不是简单地替基层医生看病,而是带着基层医生一起查房、仔细分析复杂病例、讨论如何优化 治疗方案。一位专家指着片子对当地医生说:"你看这个病灶位置比较特殊,下针的角度可以再微调一 下,效果会更好。" 服务队成立以来,一直坚持这样的"帮学带教",累计在基层医院开展400多次学术讲座,组织231场 病例讨论会,切实帮助基层医生提 ...
【商洛】让组织优势转化为发展动能
Shan Xi Ri Bao· 2025-08-12 22:43
Group 1 - The establishment of "red stations" in Shangluo City provides a supportive environment for new employment groups, including delivery workers and ride-hailing drivers, with 577 such stations currently available [1] - These red stations have positively impacted 3,105 delivery and ride-hailing workers, addressing their previous lack of resting places [1] - The local government has implemented a responsibility system for party building, enhancing grassroots governance and community engagement through these stations [1] Group 2 - In the field of traditional Chinese medicine, the Tian Shili Plant Pharmaceutical Company is developing new varieties of Danshen, with the "Tian Su No. 1" variety expected to double production after passing initial reviews [2] - The integration of delivery workers into community governance as "courier + grid worker" has revitalized local governance, allowing for better information dissemination and resource distribution [2] - The establishment of 10 party organizations in courier companies and 17 in the logistics sector reflects a shift from traditional unit-based party building to industry-specific initiatives [2] Group 3 - Specialized training programs for delivery workers and other new employment groups have been conducted, with over 570 participants benefiting from policy education and skills development [3] - The training has led to practical improvements, such as a 30% efficiency increase in sorting processes introduced by a local courier [3] - Recognition of outstanding individuals in the delivery sector, such as the "most beautiful courier" and "Shaanxi good person," highlights the positive impact of community engagement and professional excellence [4] Group 4 - The integration of party building with emerging industries is seen as a driving force for development in Shangluo, fostering a collaborative environment for growth [4] - The innovative approach to party building is transforming organizational advantages into developmental momentum, creating a network of support across various sectors [4]