信息安全 信息系统安全防护技术 释文 concealment method 隐蔽法
- orthostigmat
- orthosurface
- orthosymmetric matrix
- orthotester
- orthotetrahedral quartic
- orthotomic
- orthotomy
- orthotope
- orthotransversal
- orthotropic
- orthotropic elastic body
- orthotropic fibre-reinforced plastic
- orthotropism
- orthotropous ovule
- orthotropy
- ortho-xylene
- ortonal
- ortoq
- ORU
- ORV
- or, Virtue Rewarded
- Ory Bernstein
- Oryol
- Oryol oblast
- orysastrobin