短語詞組短語toroidal field winding 環(huán)形磁場繞組toroidal coil winding machine [電]環(huán)形線圈繞線機toroidal system with internal winding 內(nèi)部線圈環(huán)形裝置toroidal system with external winding 外部線圈環(huán)形裝置 返回 toroidal winding