岩石地质本质性
geological nature of rock
Ⅰ型牙本质发育不全
dentinogenesis imperfecta DI type I
dentinogenesis imperfecta (DI) type I
Browder本质谱
Browder essential spectrum
M-本质内射模
M-essential injective module
本质安全
Inherent safety
intrinsically safety
Essence safety
intrinsical safe
equipment condition safety
intrinsical safety
intrinsically safe
essential safety
essential security
intinsically safe
Safety
substantial safety
intrinsic safety
inherent safety evaluation
essential safe
本质安全电路
intrinsically safe circuit
intrinsic safety circuit
Intrinsically safe circuits
本质安全管理
inherent safety management
本质安全化管理体系
inherent safety management system