spiral type core

R型卷铁心,Rwound... ... ) R-core R型铁心 ) spiral type core 螺旋型铁心，卷铁心 ) R-type transformer iron core R型铁芯 ...

R型卷铁心,Rwound... ... ) R-core R型铁心 ) spiral type core 螺旋型铁心，卷铁心 ) R-type transformer iron core R型铁芯 ...