| 1. | Specification for controlnet . physical layer and media 控制网络规范.物理层和介质 |
| 2. | Twisted pair physical layer and medium specification 双绞线物理层和介质规范 |
| 3. | Coax cable physical layer and medium specification 同轴电缆物理层和介质规范 |
| 4. | Power line physical layer and medium specification 电力线物理层和介质规范 |
| 5. | Speech is the physical form of language 语音则是语言的物理层表达方式。 |
| 6. | Cebus symbol encoding sublayer physical layer conformance Cebus符号编码子层物理层一致性 |
| 7. | Infrared physical layer and medium specification 红外线物理层和介质规范 |
| 8. | Cebus twisted pair physical layer conformance Cebus双绞线物理层一致性 |
| 9. | Audio video bus av bus physical layer and media specification 视频音频母线物理层和介质规范 |
| 10. | Physical and environmental layers for pci mezzanine cards : pmc Pci夹层卡的物理层和环境层: pmc |