| 1. | Wood poles for overhead lines - durability requirements
架空线用木杆.耐用性要求 |
| 2. | Supports for overhead lines . wood poles . specifications
架空线支架.木电杆.规范 |
| 3. | Electric traction overhead lines - section insulators
电力牵引架空线.分段绝缘子 |
| 4. | Wood poles for overhead lines - durability requirements
架空线用木杆.耐久性要求 |
| 5. | Overhead lines - requirements and tests for spacers
架空线.分隔器的要求和试验 |
| 6. | Hard - drawn aluminium wire for overhead line conductors
用于架空导线的冷拔铝丝 |
| 7. | Conductors for overhead lines - zinc coated steel wires
架空线路用导线.镀锌钢丝 |
| 8. | Overhead lines - requirements and tests for fittings
架空线.配件的要求和试验 |
| 9. | Overhead lines - requirements and tests for spacers
架空线.隔离层的要求和检验 |
| 10. | Hard drawn aluminium wire for overhead line conductors
架空线导线用硬拉制铝线 |
