U型石英单头加热管 U型 上海徐吉电气有限公司

p1Src=//y1.yzimgs.com/uploads_old/409290/2014042115593722_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/409290/2014042115593722_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/409290/2014042115593722_old_2.jpg