气象探测

Search documents
去揭开台风的“秘密”(科技视点·一线探创新)
Ren Min Ri Bao· 2025-08-24 22:40
Core Viewpoint - The article discusses the development and upcoming field trials of a new typhoon tracking and detection instrument by researchers at Beijing Institute of Technology, highlighting the innovative technology and its potential impact on typhoon forecasting and understanding [4][10]. Group 1: Instrument Development - The research team has developed a compact sensor, the near-space ultra-low pressure sensor, designed to collect critical data on typhoons, which is essential for accurate forecasting [4][5]. - Existing typhoon detection methods have limitations, such as insufficient data collection and precision, necessitating the development of specialized instruments for direct measurement of typhoon core characteristics [4][5]. - The instruments are categorized into four core components responsible for precise detection, information transmission, flight control, and data assimilation [5][12]. Group 2: Operational Mechanism - The instruments will be deployed via a large airship, which can remain aloft for extended periods, allowing for continuous monitoring of typhoons [5][11]. - The airship can reach altitudes where typhoons exist, providing a platform for the instruments to collect data on temperature, humidity, wind speed, and pressure, which will be transmitted back for real-time analysis [7][9]. - The design of the instruments has undergone multiple iterations to ensure they can withstand extreme conditions encountered in near-space environments [8][12]. Group 3: Collaborative Efforts - The project involves collaboration among various institutions, including Beijing Institute of Technology, Beijing University of Aeronautics and Astronautics, and the Chinese Academy of Meteorological Sciences, emphasizing a coordinated approach to achieve project goals [12][13]. - The team has received support from national research initiatives, which has facilitated the development of the instruments and the establishment of a national key laboratory focused on near-space environmental characteristics [12][13]. - Continuous discussions and teamwork have been crucial in refining experimental details and ensuring the success of the project [10][12].
城市24小时 | 中部大省“出分”,湖北暂时领跑
Mei Ri Jing Ji Xin Wen· 2025-07-18 16:14
Economic Performance - Hubei province achieved a GDP of 29,642.61 billion yuan in the first half of the year, with a year-on-year growth of 6.2%, surpassing the national average of 5.3% by 0.9 percentage points [1] - Other central provinces also reported positive growth: Henan's GDP reached 31,683.80 billion yuan with a growth of 5.7%, Hunan's at 26,166.50 billion yuan with 5.6%, and Jiangxi's at 16,719.6 billion yuan with 5.6% [1] Economic Drivers - Hubei's economic growth was driven by three main factors: retail sales of consumer goods increased by 6.9% to 13,073.93 billion yuan, fixed asset investment grew by 6.5%, and exports surged by 38.5% to 2,927.9 billion yuan [1][2] - The province's infrastructure investment reached 659.1 billion yuan, accounting for 32.96% of the annual target, marking a 6.4% increase [2] Export Performance - Mechanical and electrical products remained the main export items for Hubei, accounting for a significant portion of total exports with a growth of 26.8% [2] - Among 17 cities in Hubei, 14 experienced double-digit growth in imports and exports, with Ezhou leading at a remarkable 273.9% increase [2] Future Outlook - Hubei aims to achieve an economic total exceeding 60 trillion yuan by 2024, with a target growth rate of around 6% for 2025 [2] - The gap in GDP between Hubei and Henan is narrowing, with a difference of 2,041.19 billion yuan in the first half of the year, down from 3,884.99 billion yuan in the same period last year [3]