双磁铁安装式美国OMEGA热电偶 MP2 广州市赛拓仪器科技有限公司

p1Src=//y1.yzimgs.com/uploads_old/371830/2011081011572207_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/371830/2011081011572207_old_1.jpg