Zhihe W, Qian K. DESIGN OF INTELLIGENT OPERATION AND MAINTENANCE SYSTEM FOR URBAN RAIL TRANSIT VEHICLES BASED ON IOT-5G TECHNOLOGY. American Journal of Interdisciplinary Research in Engineering and Sciences [Internet]. 2023 Sep. 28 [cited 2025 May 17];10(1):18-27. Available from: https://sadijournals.org/index.php/ajires/article/view/470