| 1. | The trolley bus picks up current from an overhead wire . 无轨电车的电能是通过架空线供给的。 |
| 2. | Wood poles for overhead lines - durability requirements 架空线用木杆.耐用性要求 |
| 3. | Supports for overhead lines . wood poles . specifications 架空线支架.木电杆.规范 |
| 4. | Electric traction overhead lines - section insulators 电力牵引架空线.分段绝缘子 |
| 5. | Wood poles for overhead lines - durability requirements 架空线用木杆.耐久性要求 |
| 6. | Overhead lines - requirements and tests for spacers 架空线.分隔器的要求和试验 |
| 7. | Overhead lines - requirements and tests for fittings 架空线.配件的要求和试验 |
| 8. | Overhead lines - requirements and tests for spacers 架空线.隔离层的要求和检验 |
| 9. | Hard drawn aluminium wire for overhead line conductors 架空线导线用硬拉制铝线 |
| 10. | Conductors for overhead lines - characteristics of greases 架空线用导线.润滑脂特性 |