| 单词 | magnetic polarity |
| 释义 | magnetic polarity They are closed magnetic loops which connect regions of opposite magnetic polarity. Retrieved from Wikipedia CC BY-SA 3.0 This causes the stator flux to induce rotor currents, which create a rotor flux with magnetic polarity opposite to stator. Retrieved from Wikipedia CC BY-SA 3.0 Only a magnetic field greater than a certain intensity (select) can cause the core to change its magnetic polarity. Retrieved from Wikipedia CC BY-SA 3.0 The pickups are reverse-wound with reversed magnetic polarity to reduce hum. Retrieved from Wikipedia CC BY-SA 3.0 Sunspots usually exist as pairs with opposite magnetic polarity. Retrieved from Wikipedia CC BY-SA 3.0 |
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