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| основа для понимания (Basic to the understanding of DC motors and generators is the simple generation of an electromotive force. VPK) | |||
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basic to the understanding : 2 do fraz, 1 tematyki |
| Patenty | 2 |
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| основа для понимания (Basic to the understanding of DC motors and generators is the simple generation of an electromotive force. VPK) | |||
|
basic to the understanding : 2 do fraz, 1 tematyki |
| Patenty | 2 |