four-pole
| circuit
| four pole | |
| tech. | Vierpol; vierpolig |
| circuit | |
| gen. | Bezirk; Kreis; Kreislauf; Schaltkreis; Schaltung; Stromkreis |
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| Vierpol m; vierpolig | |||
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| Vierpol m; vierpolig | |||
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four-pole : 16 phrases in 4 subjects |
| Earth sciences | 2 |
| Electronics | 1 |
| Physics | 9 |
| Technology | 4 |