| ·CZO40/20 DC contactor | [2017-11-03] | |
| ·CZT-20/110V DC electromagnetic contactor | [2017-11-03] | |
| ·DY603 type single needle locomotive instrument | [2017-11-03] | |
| ·YYD3 double needle and double tube manometer | [2017-11-03] | |
| ·YCS100 double needle and double tube manometer | [2017-11-03] | |
| ·LZ807 mechanical tachometer | [2017-11-03] | |
| ·DJ16 locomotive watt hour meter | [2017-11-03] | |
| ·ZL185, AF18ABB main contacts | [2017-11-03] | |
| ·48V8W, 48V15W ram foam | [2017-11-03] | |
| ·SMCB-1/4 ten thousand turn switch | [2017-11-03] | |
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- 2019-04-16
- Construction of diesel locomo
- 2019-04-16
- Composition of electric locomo
- 2018-10-12
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