导热系数测定仪（护热平板法) TR-DRH-II 北京同德创业科技有限公司

p1Src=//y1.yzimgs.com/uploads_old/378650/2012041811090014_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/378650/2012041811090014_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/378650/2012041811090014_old_2.jpg