Ｄ５０型瓦特表 Ｄ５０型 上海徐吉电气有限公司

p1Src=//y3.yzimgs.com/uploads/409290/2016727-142647995.jpg&p2Src=//y1.yzimgs.com/uploads/409290/2016727-142656914.jpg&p3Src=//y1.yzimgs.com/uploads/409290/2016727-14273994.jpg