可變滲透性模型 [ㄎㄜˇ ㄅㄧㄢˋ ㄕㄣˋ ㄊㄡˋ ㄒㄧㄥˋ ㄇㄛˊ ㄒㄧㄥˊ; ke3 bian4 shen4 tou4 xing4 mo2 xing2] Varying Permeability Model (VPM), (used to calculate decompression schedules in diving) ◄ ►