且听风吟,依稀悲伤

626.【科普有道】X光、CT、B超、磁共振,区别到底在哪里?


Listen Later

626.【科普有道】X光、CT、B超、磁共振,区别到底在哪里?

...more
View all episodesView all episodes
Download on the App Store

且听风吟,依稀悲伤By 胡成建