片语
choke coil choking winding扼流线圈
open coil aimature winding开路电枢绕组
closed coil armature winding闭圈式电枢绕组
ignition coil primary winding点火线圈初级绕组
coil-winding apparatus绕线器
open coil armature winding开圈电枢绕组
field coil excitation winding磁场绕组
Coil tubing winding tool发明名称