| 1. | Field testing of tbp power frequency discharge voltage 工频放电电压的现场测试 |
| 2. | Power frequency ground resistance measurement for poles towers 杆塔工频接地电阻测量 |
| 3. | Power frequency resisting voltage relatively : 42 50 工频耐压相对地kv : 42 |
| 4. | Verification regulation of high voltage divider at power frequency 工频高压分压器检定规程 |
| 5. | Intelligent ac power frequency cycle instrument 智能交流工频周波仪表 |
| 6. | Power frequency dry resisting voltage : 42 95 工频干耐受电压kv 42 95 |
| 7. | Power frequency wet resisting voltage : 34 80 工频湿耐受电压kv 34 80 |
| 8. | Power frequency dry resisting voltage : 42 50 工频干耐受电压kv 42 50 |
| 9. | Power frequency resisting voltage distance : 48 工频耐压断口kv : 48 |
| 10. | Insulating liquids - determination of the breakdown voltage at power frequency 绝缘油击穿电压测定法 |