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| normally deenergized circuit principle UPC term; open-circuit principle | |||
| normally deenergized circuit principle (UPC term) | |||
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Arbeitsstromprinzip : 1 фраза в 1 тематиці |
| Техніка | 1 |
|
| |||
| normally deenergized circuit principle UPC term; open-circuit principle | |||
| normally deenergized circuit principle (UPC term) | |||
|
Arbeitsstromprinzip : 1 фраза в 1 тематиці |
| Техніка | 1 |