单词 | stepper motor |
释义 | stepper motor [`step·ǝr ´mōd·ǝr] ELECTRICITY A motor that rotates in short and essentially uniform angular movements rather than continuously; typical steps are 30, 45, and 90°; the angular steps are obtained electromagnetically rather than by the ratchet and pawl mechanisms of stepping relays. Also known as magnetic stepping motor; stepping motor; step-servo motor. |
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