上置置换通风
upward displacement ventilation
3-齐次置换群
3-homogeneous permutation groups
Bryan颈椎间盘置换术
Bryan Cervical disc replacement
Cre-LoxP置换系统
Cre-loxP exchangeable system
Gassmann流体置换理论
Gassmann fluid substitution theory
H2O2置换漂白
H 2O 2 displacement bleaching
Poincar-Bertrand置换公式
Poincare-Bertrand replacement formula
Proetz鼻窦置换法
Proetz displacement method
s-半条件置换子群
s-conditionally semipermutable subgroup