网络与数据通信 有线网络 释文 supervisory frame 监控帧
- OCA
- Ocagne
- OCAM
- O-carcinotron
- OCAT
- Occam's razor
- occasion
- occasional
- occasionalism
- Occasional Notes with Leisure Motions
- occasional serial
- occasional species
- Occidental Gardens and Parks
- occipital area
- occipital bone
- occipital lobe
- occipital region
- occipital torus
- Occitanie
- occlude
- occluded body
- occluded phosphorus
- occluder
- occlusion
- occlusion coprecipitation