短语词组短语shaded -pole asynchronous motor 罩极异步电动机shaded d pole motor 罩极电动机Asymmetrical shaded -pole motor 发明名称shaded pole type 蔽极式shaded pole motor 罩极电机;罩极式电动机;开发和生产罩极马达;有屏蔽极的电动机motor shaded pole 蔽极电动机 返回 shaded pole