| 1. | Protectors for paired conductor communication circuits
双芯导线通信电路用保护器 |
| 2. | Secondary protectors for communication circuits
通信电路的辅助保护装置 |
| 3. | Secondary protectors for communication circuits
通信线路的二级保护器 |
| 4. | Protectors for coaxial communications circuits
同轴通信电路用保护器 |
| 5. | Protectors for coaxial communications circuits
同轴通信电路用保护器 |
| 6. | Fire wired communication circuit
消防有线通信线路 |
| 7. | Standard for safety for protectors for paired conductor communications circuits
双导线通信电路保护器的安全标准 |
| 8. | Communications circuit accessories
通信电路附件 |
| 9. | Network communications circuits
网络通信电路 |
| 10. | Communication circuit chip
通信电路芯片 |
