[HSP] HSP1~HSP24

2:45 PM - 4:15 PM JST(5:45 AM - 7:15 AM UTC)

[HSP8] Effect of improving fuel efficiency by reducing the weight of high-speed trains and electric vehicles

*SEONGJUNE KIM¹, IJUNE KIM², GYUMIN KIM³ (1. Chongqing Weiming School (high school)、2. Chongqing Weiming School (high school)、3. Chongqing Weiming School (Middle school))