信息安全 信息系统安全防护技术 释文 physical security 物理安全
- parathyroid fuctional disorders
- parathyroid gland
- parathyroid hormone
- paratingency
- paratingency equation
- paratingent
- paratingent equation
- paratopological group
- paratrace
- paratransit
- paratuberculosis
- paratyphoid fever
- para-unitary
- paravane
- paraveterinary workers
- para-virtualization
- paravitellogenin
- parawing
- paraxial
- paraxial approximation
- paraxial condition
- paraxial constant
- paraxial diffraction
- paraxial focus
- paraxial geometrical optics