U型电热管22 上海康登电气科技有限公司

p1Src=//y1.yzimgs.com/uploads/507859/2016112-131937403.png&p2Src=//y1.yzimgs.com/uploads/507859/2016112-131959725.png&p3Src=//y2.yzimgs.com/uploads/507859/2016112-13207757.png"

aa