通信管内壁静摩擦系数测试仪/静摩擦系数测试仪/静摩擦系数检测仪 XF-STT-970
北京同德创业科技有限公司
p1Src=//y1.yzimgs.com/uploads_old/378650/2012030516215649_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/378650/2012030516215649_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/378650/2012030516215649_old_2.jpg