敞开式电机

open type open type wharf open type formula open type feedwater heater front open type gas electric type indicator open width saturating machine open width scouring machine open end shaving machine electric winding machine electric spark machine tool electric boring machine open type electric motor open(type electric)motor selsyn-type electric machine open type machine open-type machine type of mating electric machine open-top sinker type machine electric machine open machine electric calculating machine