| 1. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . straight units 铁路固定装置.电气牵引电缆用嵌入钢筋混凝内的密排导管.直管构件 |
| 2. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . vertical bends 铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.垂直弯管 |
| 3. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . 90 degrees elbows 铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.弯管 |
| 4. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . covers for 90 degrees elbows 铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.弯管盖 |
| 5. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . covers for straight units 铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.直管装置盖 |
| 6. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . covers for vertical bends 铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.垂直弯管用盖 |
| 7. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . metal fasteners for ducting 铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.导管用金属紧固件 |
| 8. | Fixed railway installations . compact ducting in reinforced concrete for electric traction cables . stirrups for securing vertical bend covers 铁路固定装置.电气牵引电缆用嵌入钢筋混凝土中的密排导管.固定垂直弯管盖的蹬形夹 |