20 kV AC railway electrification
(Q12202629)
railway electrification system, used mostly in Japan
railway electrification system, used mostly in Japan
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20 kV AC railway electrification
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| aliases |
20 kV, 50 Hz AC railway electrification 20 kV, 60 Hz AC railway electrification |
| description | railway electrification system, used mostly in Japan |