| 1. | Electrical communication engineering ; three pole plug
电信技术.三极插头 |
| 2. | Electrical communication engineering ; plug ; requirements , tests
电信技术.插头.要求试验 |
| 3. | Electrical communication engineering ; four pole plug
电信工程.四极插头 |
| 4. | Electrical communications engineering ; solder bags , solder lugs , solder pins
电气通信技术.钎焊片，焊环和焊针 |
| 5. | Electrical communication engineering ; jack strip 10 point with six - way jack
电信技术.个带通道插口的插口簧片 |
| 6. | Electrical communication engineering ; lamp strips , 20 part , with designation strip
电信工程.带标示带的20段灯带 |
| 7. | Electrical communication engineering ; jacks and jack strips ; requirements , tests
电信技术.插口和插口簧片.要求.检验 |
| 8. | Electrical communication engineering ; jack strip 10 point and 20 point with three - way jack
电信技术.带三通插孔的点和点插口簧片 |
| 9. | Electrical communication engineering ; soldering distributors , requirements and test conditions
电讯工程.钎焊分电器.要求和试验条件 |
| 10. | Electrical communication engineering ; identification colours of wires in chassis and apparatus
电气通讯工程.机架和仪器中导线的标识颜色 |
