| 1. | Cdpd . cellular digital packet data - airlink physical layer 蜂窝式数字分组数据 |
| 2. | Specification for controlnet . physical layer and media 控制网络规范.物理层和介质 |
| 3. | Twisted pair physical layer and medium specification 双绞线物理层和介质规范 |
| 4. | Coax cable physical layer and medium specification 同轴电缆物理层和介质规范 |
| 5. | Which best describes the function of the physical layer 哪个是最好描述实体层的功能 |
| 6. | Power line physical layer and medium specification 电力线物理层和介质规范 |
| 7. | Cebus symbol encoding sublayer physical layer conformance Cebus符号编码子层物理层一致性 |
| 8. | Infrared physical layer and medium specification 红外线物理层和介质规范 |
| 9. | Cebus twisted pair physical layer conformance Cebus双绞线物理层一致性 |
| 10. | Audio video bus av bus physical layer and media specification 视频音频母线物理层和介质规范 |