HLN-11A里氏硬度计
深圳市君达时代仪器有限公司
p1Src=//y3.yzimgs.com/uploads/927/201664-142734655.png&p2Src=//y3.yzimgs.com/uploads/927/201664-142624262.jpg&p3Src=//y2.yzimgs.com/uploads/927/201664-142747672.jpg