enamel covered wire 漆包线

cotton-enamel covered wire 纱包漆包线

single silk enamel covered wire 单丝包漆包线

single cotton enamel covered wire 单纱漆包线

cotdbs com sgton-enamel covered wire 纱包漆包线

square enamel-covered wire 方形漆包线

enamel silk-covered wire 丝包漆包线

single cotton covered enamel wire 单纱包漆包线 ; 单纱漆包线

single cotton-covered enamel wire 单层纱包铜线