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| inadequate state of an electric power system; emergency state of an electric power system | |||
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Notzustand : 1 do fraz, 1 tematyki |
| Niezawodność | 1 |
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| inadequate state of an electric power system; emergency state of an electric power system | |||
|
Notzustand : 1 do fraz, 1 tematyki |
| Niezawodność | 1 |