U-508 音波式皮带张力计标准测头 上海腾钻精密仪器有限公司

p1Src=//y3.yzimgs.com/uploads_old/197285/2012072410140633_old.jpg&p2Src=//y3.yzimgs.com/uploads_old/197285/2012072410140633_old_1.jpg&p3Src=//y3.yzimgs.com/uploads_old/197285/2012072410140633_old_2.jpg