| 1. | Insulators and fittings for overhead lines . metal fittings . insulator pins . horizontal short 架空线路用绝缘子和连接件.金具.短支座 |
| 2. | Cl . insulators and fittingd for overhead lines . metal fittings . insulator pins . horizontal long 架空线路用绝缘子和器材.金具.长支座 |
| 3. | Isolators and fittings for overhead lines . metal fittings . pole top insulator pins 架空线路用绝缘子和配件.金属配件.杆顶绝缘子固定销 |
| 4. | Insulators and fittings for overhead lines . metal fittings . insulator pin . horizontal cross arm 架空线路用绝缘子和连接件.金具水平横扣 |
| 5. | Ci insulators and fittings for overhead lines . metal fittings . insulator pins . inclined 架空线路用绝缘子和配件.金属配件.倾斜式绝缘子固定销 |
| 6. | Insulator pins with lead threads for overhead line construction , galvanized ferrous bolt - type 架空线路架设用镀锌铁制螺栓型带导向螺纹的绝缘子柱销 |