變壓(yā)器導電杆
變壓(yā)器(qì)(紫銅)導電杆(gǎn)
變壓(yā)器(qì)導電杆(gǎn)
變壓器導電杆(gǎn)
變壓(yā)器導電(diàn)杆(gǎn)
變壓器(qì)導電杆(gǎn)