Y A N G Jie, Z H A N G Cheng sheng, H U A N G Kai sheng. Design and Practice of the Pole - changing Winding of Two speed Draught Fan Motor[J]. 1999, 16(3): 67-72.
Y A N G Jie, Z H A N G Cheng sheng, H U A N G Kai sheng. Design and Practice of the Pole - changing Winding of Two speed Draught Fan Motor[J]. 1999, 16(3): 67-72.DOI: