磁层-电离层系统(MI系统)
Magmetosphere-Ionosphere(MI) system
无限维离散系统系统
Infinite dimensional discrete time systems
超快超连续谱激光
ultrafaat superoontinutun laser
超快冷
super-fast cooling process
UFC
ultra fast cooling
UFC ultra fast cooling
超市制冷系统
Supermarket refrigeration system
胎儿系统超声检查
systematic fetal ultrasound examination