DYB型板式电加热器 DYB型 上海徐吉电气有限公司

p1Src=//y2.yzimgs.com/uploads_old/409290/2014041811134041_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/409290/2014041811134041_old_1.jpg&p3Src=//y2.yzimgs.com/uploads_old/409290/2014041811134041_old_2.jpg