| 1. | Automatic switching equipment , automatic control equipment
自动开闭?电装置 |
| 2. | Technical specification for integrated switch equipment
综合交换机技术规范 |
| 3. | The application of optical fiber in the switch equipment
光纤技术在开关配电设备中的应用 |
| 4. | Technical requirements for toll manual switching equipment
长途人工电话交换设备.技术要求 |
| 5. | Methods of test for toll manual telephone switching equipment
长途人工电话交换设备.测试方法 |
| 6. | The study of high voltage switch equipment
高压开关设备智能化的探讨 |
| 7. | Technica specification for giga bit ethernet lan switch equipment
千兆比以太网交换机设备技术规范 |
| 8. | Pbx private branch exchange switching equipment for voiceband application
话音频带用的专用支线交换机 |
| 9. | Private branch exchange switching equipment for voiceband application
话音频带用专用小交换机交换设备 |
