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我国学者揭示虚拟团队协同效应机制 助力在线医疗高质量发展
Ke Ji Ri Bao· 2025-10-23 09:15
Core Insights - The research conducted by professors from Harbin Institute of Technology and Tianjin University highlights the transformative role of virtual team collaboration in the healthcare sector, particularly in enhancing individual service capabilities amidst digital transformation [1][3] - The study reveals that virtual team collaboration not only improves the quality of individual consultations by doctors but also optimizes the allocation of medical resources through peer effects [2][3] Group 1: Research Findings - The study utilized data from two online consultation platforms, one offering individual consultations and the other providing team-based consultations, employing advanced causal inference methods [2] - Key findings indicate that virtual team collaboration leads to significant improvements in doctors' individual consultation quality, characterized by longer response content, increased emotional support terminology, and more frequent updates of medical terminology [2] - The peer effects driving service collaboration manifest in four main aspects: transparency mechanisms fostering healthy competition, high-performance demonstration effects setting benchmarks, geographical and organizational proximity enhancing collaboration depth, and low-performance uplift effects benefiting previously underperforming doctors [2] Group 2: Implications for the Industry - This research fills a theoretical gap regarding the cross-boundary effects of virtual teams and provides empirical evidence for the ecological operation of global online medical platforms [3] - As online healthcare becomes the "new normal," the service collaboration effects of virtual teams are positioned as key drivers for enhancing equity and efficiency in healthcare delivery [3] - The findings signify a shift in online medical services from "single-point breakthroughs" to "ecological collaboration," injecting new momentum into the digital transformation of the healthcare industry [3]
生物育种为我国棉花产业高质量发展赋能
Ke Ji Ri Bao· 2025-10-23 09:15
Core Insights - Significant progress has been made in cotton biotechnology breeding in China, with the successful cultivation and application of high-yield, high-quality, and stress-resistant cotton varieties, providing strong technological support for the high-quality development of the cotton industry [1][3] Group 1: Industry Overview - Cotton is a crucial economic crop related to national economy and people's livelihood, with stable production capacity and quality improvement being vital for ensuring the supply of textile raw materials and increasing farmers' income [1] - Xinjiang is the main cotton-producing region in China, accounting for approximately 92.2% of the national total output [1] Group 2: Technological Advancements - Under the support of major agricultural biotechnology breeding projects, domestic seed companies and research institutions have collaborated to utilize modern breeding technologies such as molecular marker selection and gene aggregation, focusing on traits like high yield, quality, disease resistance, and suitability for mechanical harvesting [2] - More than 30 new cotton varieties with outstanding comprehensive traits have been successfully cultivated, showing excellent performance in key quality indicators such as fiber length and strength, along with good disease resistance and adaptability to modern production methods [2] Group 3: Specific Varieties and Their Impact - The new variety Jinmian No. 2 demonstrates high-temperature tolerance, strong resistance to wilt and yellow wilt diseases, and excellent fiber quality, with a yield increase of 13.2% compared to the control in two years of regional trials, with a planned promotion area of 850,000 mu in 2024 and over 1 million mu in 2025 [2] - Another variety, Xintamian No. 11, aggregates multiple excellent traits for fiber quality and yield, showing a yield increase of 14.2% compared to the control in two years of regional trials, with a cumulative demonstration promotion of 320,000 mu planned for 2024-2025 [2] - Other notable varieties include Zhongmian Suo 1813, a high-yield salt-alkali resistant variety, Xinlu Mian No. 3, an early-maturing disease-resistant variety, and Guoxin Mian No. 37, a high-yield stable variety, all of which have been widely promoted in production [2] Group 4: Future Outlook - With the promotion and application of new varieties, the cotton industry in China is entering a new stage of simultaneous improvement in yield, quality, and efficiency, driven by continuous breakthroughs in biotechnology [3]
“十四五”答卷·创新驱动产业蝶变|技术创新助推中国新能源汽车驶向全球
Ke Ji Ri Bao· 2025-10-23 09:15
Core Insights - The 2025 Intelligent Connected Vehicle Conference showcased advancements in China's smart vehicle industry, highlighting innovations in autonomous driving and vehicle operation systems [1] - China's new energy vehicle (NEV) industry has achieved significant breakthroughs in production scale, core technologies, and supply chain ecosystems during the 14th Five-Year Plan, leading to a rise in global exports [1][3] Group 1: Industry Developments - The conference featured a fully autonomous Robotaxi operation model and a new generation of autonomous vehicles equipped with 33 high-precision sensors for comprehensive environmental recognition [1] - The integration of domestic chips in vehicles is emphasized, showcasing a model that incorporates products from ten leading Chinese chip manufacturers [1] - The Ministry of Industry and Information Technology noted the establishment of a complete industrial system encompassing smart cockpits, autonomous driving, and connected cloud control [1] Group 2: Technological Innovations - A new material developed by the Chinese Academy of Sciences enables a flexible battery that can withstand 20,000 cycles, improving energy density by 86% when used in composite cathodes [2] - Over the past five years, the charging efficiency of power batteries in China has increased by more than four times, with a domestic vehicle localization rate exceeding 95% [3] Group 3: Smart Mobility Transformation - The definition of "automobile" is evolving into a smart mobility terminal, integrating advanced voice interaction systems and real-time monitoring technologies for driver safety and comfort [3] - The automotive industry is entering an era of deep exploration in artificial intelligence, with innovations leading to five major transformations in new vehicles [3] Group 4: Collaborative Innovation - The "vehicle-road-cloud integration" system addresses challenges in signal recognition for autonomous driving, enhancing safety through real-time traffic information sharing [4] - The demand for over 2,000 chips per vehicle is accelerating the growth of the electronic information manufacturing sector [4] - The NEV sector is projected to exceed 2 trillion yuan in consumption by 2024, driving rapid development across the supply chain and related industries [5] Group 5: Global Market Impact - In the first nine months of the year, China's NEV exports reached 1.758 million units, marking a year-on-year increase of 89.4%, with over 5,000 vehicles exported daily [5] - Chinese brands are progressively establishing a presence in the global market, contributing significantly to the electrification transformation of the automotive industry [5]
秦大地“光”驰“电”掣向新行——跃升·“十四五”科技成就
Ke Ji Ri Bao· 2025-10-23 09:15
Group 1: Photon Industry - The "Chasing Light Plan" aims to illuminate new industrial tracks, with the first silicon photonics pilot line in Northwest China set to open in November, providing R&D and pilot services for various photonic innovations [3] - Since 2021, the photon industry has been recognized as a key industrial chain in Shaanxi, with the number of photon enterprises increasing from under 100 in early 2021 to 379 by 2024, and the industry scale growing from 15 billion to 36.5 billion [4] - The establishment of the Qin Chuang Yuan Photon Industry Innovation Cluster in 2024 aims to connect high-growth tech companies with resources and funding, enhancing the innovation ecosystem [4][5] - The application scenarios for the photon industry are expanding, including laser radar for vehicles, 3D sensing for smartphones, satellite communication, and precision manufacturing [4] Group 2: New Energy Vehicles - In the first three quarters of this year, Shaanxi's new energy vehicle exports reached 207,000 units, with an export value of 28.02 billion, marking year-on-year increases of 73.3% and 79.7% respectively [6] - The annual production of new energy vehicles in Shaanxi is projected to grow from 59,500 units in 2020 to 1.198 million units by 2024, representing a nearly 20-fold increase [6] - The automotive industry in Shaanxi has seen a rise in domestic supply rate from 32% in 2020 to 57% currently, with plans to exceed 1.5 million units in annual production by 2027 [9] Group 3: Solar Energy - Longi Green Energy ranked first in China's photovoltaic industry for R&D investment, reflecting the transformation of Shaanxi's photovoltaic sector from manufacturing to intelligent manufacturing [10] - The photovoltaic industry in Shaanxi has maintained the world's leading position in silicon wafer shipments for nine consecutive years, with a market share in photovoltaic modules also ranking first globally [11] - By 2025, the photovoltaic industry in Shaanxi is expected to achieve an annual output value exceeding 350 billion, contributing significantly to the energy revolution [11]
达25000小时!“太行7”又有新突破
Ke Ji Ri Bao· 2025-10-23 09:15
Core Insights - The "Taihang 7" gas turbine generator set has achieved a significant operational milestone of 25,000 hours in Dongfang City, Hainan Province, generating a total of 122 million kilowatt-hours, surpassing its design lifespan [1] Company Highlights - The "Taihang 7" gas turbine is a 7-megawatt aviation modified gas turbine featuring dual fuel capability, quick start, low energy consumption, stable operation, and easy maintenance [1] - This generator set is a collaborative project between China Aviation Engine Group and China National Offshore Oil Corporation, recognized as one of the first batch of gas turbine innovation development demonstration projects by the National Energy Administration [1]
解开“火星生命之谜”还得多久?
Ke Ji Ri Bao· 2025-10-23 09:15
Core Insights - NASA's Perseverance rover has made significant discoveries that suggest the possibility of ancient microbial life on Mars, particularly in the Jezero Crater [1][2] - The findings include unique rock samples that may contain evidence of biological activity dating back 3.5 billion years [1][3] Group 1: Discovery Details - The Perseverance rover identified a rock layer called "Bright Angel" in the Nerretwa Canyon, which may have formed in a water-rich environment [2][3] - The rover found green spots, referred to as "poppy seeds," containing a phosphorus-rich mineral called blue iron ore [2][3] - The "Chiawa Falls" rock sample contains small circular structures known as "leopard spots," which are composed of iron minerals that could indicate past microbial activity [2][3] Group 2: Scientific Interpretation - Researchers are cautious in labeling these findings as definitive signs of life, preferring the term "potential biosignatures" [3][4] - The study emphasizes the need for multiple lines of evidence to confirm any signs of life, as non-biological processes could produce similar mineral formations [4][5] - The current evidence is considered indirect, and further analysis is required to establish a direct link to ancient life [3][5] Group 3: Future Exploration - Returning Martian samples to Earth is deemed crucial for validating the findings and conducting more advanced analyses [5][6] - Various countries, including China, are advancing their Mars exploration missions, with plans for sample return missions to further investigate potential life signs [6][7] - The European Space Agency's Rosalind Franklin rover is also set to join the Mars exploration efforts, highlighting the global interest in uncovering the mysteries of Martian life [7]
警惕生活“妙招”变“险招”
Ke Ji Ri Bao· 2025-10-23 05:46
Core Viewpoint - The incident involving a woman who suffered burns from a homemade solution of vinegar and sugar highlights the potential dangers of following unverified life hacks for cleaning, emphasizing the need for scientific understanding of such methods [1][2][3][4] Group 1: Chemical Reactions and Safety - The use of white vinegar to remove limescale is scientifically valid, as vinegar (acetic acid) reacts with calcium carbonate and magnesium hydroxide in limescale to produce soluble compounds [1] - The woman's burns were caused by the high temperature of the solution and the rapid production of carbon dioxide gas, which increased pressure in the sealed thermos, leading to an explosive release [1][2] - To safely use vinegar for descaling, it is advised to keep the thermos open and use room temperature vinegar, avoiding the introduction of high-temperature liquids into sealed containers [2] Group 2: Common Household Hazards - Mixing toilet cleaner (containing hydrochloric acid) with bleach (sodium hypochlorite) can produce toxic chlorine gas, posing serious health risks such as respiratory distress and potential fatality [3] - The combination of cleaning agents like toilet cleaner and dish soap can neutralize each other, reducing cleaning effectiveness [3] - Other popular life hacks, such as using matches to enhance mosquito repellent, can also be dangerous due to the flammable nature of the components involved [2][3] Group 3: General Advice on Life Hacks - While some online life hacks may be effective, it is crucial to verify their scientific basis and understand the underlying principles before attempting them [4]
“十四五”答卷·科技支撑强国建设丨科技创新绘就数字中国新图景
Ke Ji Ri Bao· 2025-10-23 05:34
Core Insights - The launch of the domestic commercial operating system based on Linux 6.6, named Galaxy Kirin V11, enhances the security, intelligence, and usability of Chinese operating systems [1] - The opening of the first commercial line of anti-resonance hollow-core optical fiber in Guangdong establishes a low-latency "information expressway" for cross-border financial services between Shenzhen and Hong Kong [1] - The development of 5G networks and rural e-commerce has transformed mobile phones into essential tools for agriculture, with data becoming a new agricultural resource and live streaming emerging as a new agricultural activity [1] Digital Economy Development - Since the 14th Five-Year Plan, China has made significant strides in digitalization, networking, and intelligence, leading to a robust digital economy [1][9] - The digital economy's core industry value added accounted for approximately 10% of GDP in 2024, with emerging business revenues, including cloud computing and big data, reaching 434.8 billion yuan, a 10.6% increase from the previous year [9][10] - The number of data enterprises in China exceeded 400,000 in 2024, with the data industry scale reaching 5.86 trillion yuan, reflecting a 117% growth compared to the end of the 13th Five-Year Plan [10] Technological Breakthroughs - The release of the superconducting quantum computing prototype "Zuchongzhi No. 3" demonstrates a processing speed 10^15 times faster than the fastest supercomputer, marking a significant achievement in quantum computing [2][3] - China has become the second country globally to conduct clinical trials for invasive brain-machine interface technology, indicating advancements in this field [2] Infrastructure Development - The construction of digital infrastructure has accelerated, with 5G base stations increasing fivefold to 4.55 million by mid-2025, and gigabit broadband users growing 34 times to 226 million [7][8] - The "East Data West Computing" initiative has concentrated computing power in key national nodes, with over 60% of new computing power being added in these areas [8] Industry Integration - The integration of digital technology with the real economy has deepened, with over 10,000 smart factories established, covering more than 80% of manufacturing sectors [9] - The software revenue in China grew by 80% by the end of 2024 compared to 2020, and the added value of the electronic information manufacturing industry increased by over 70% [9]
四川盆地新增亿吨级页岩油增储阵地
Ke Ji Ri Bao· 2025-10-23 03:59
Core Insights - China Petroleum & Chemical Corporation (Sinopec) has successfully tested a high-yield shale oil and gas flow from the Qilu Yeyou 1 well in the Qijiang District of Chongqing, achieving a daily oil production of 38.64 cubic meters and natural gas production of 10,000 cubic meters, indicating a significant resource discovery in the Sichuan Basin [1][4][6] Group 1 - The Qilu Yeyou 1 well represents a new billion-ton level shale oil reserve area, which is strategically important for shale oil exploration and development in Southwest China [1][4] - Sinopec discovered a large-scale shale gas field in the Qijiang area in 2022, with a capacity of 100 billion cubic meters, and has since initiated a new round of shale oil research [4][6] - The successful drilling of the Qilu Yeyou 1 well involved a geological engineering team that implemented targeted key technologies, achieving a horizontal section length of over 2,000 meters and a 100% rate of encountering quality shale [6] Group 2 - Sinopec has increased its exploration and development efforts in shale oil, confirming new oil fields in the Xinxing, Qintong, and Fuxing shale systems, with significant geological reserves reported for each [6] - The Xinxing oil field in the Bohai Bay Basin has confirmed geological reserves of over 140 million tons, while the Qintong oil field in the Jiangsu Province has confirmed reserves of 40.02 million tons [6] - The Fuxing oil field in the southeastern Sichuan Basin has confirmed reserves of 20.10 million tons of oil and 12.35 billion cubic meters of natural gas, with an expected annual shale oil production of 70,500 tons in 2024, marking a year-on-year increase of 30,800 tons [6]
【科技日报】新技术解决土壤水分遥感数据填补难题
Ke Ji Ri Bao· 2025-10-23 03:24
Core Insights - A new technology framework that integrates machine learning and interpolation methods has been developed to address the common issue of large-scale data gaps in global satellite soil moisture remote sensing data products, significantly improving data completeness and usability [1][2] Group 1: Technology Development - The research team has proposed a novel approach that combines traditional interpolation methods and machine learning techniques to fill in missing soil moisture data [2] - The new method utilizes stacking heterogeneous ensemble technology to generate initial fill-in results from both interpolation and machine learning, followed by optimization through intelligent algorithms [2] Group 2: Performance and Applications - Experimental results indicate that the new technology performs excellently under various scales of data gaps, retaining the predictive capability of machine learning for large gaps while capturing local features through interpolation [2] - This technology is considered highly versatile and has the potential to be extended to the repair of various remote sensing data products, including surface temperature, vegetation parameters, and atmospheric components, providing higher quality data support for agriculture management, ecological protection, disaster monitoring, and climate change research [2]