testo 465光学转速测量仪（无接触... 苏州市成吉仪器有限公司

p1Src=//y3.yzimgs.com/uploads_old/354269/2014081311242158_old.jpg&p2Src=//y3.yzimgs.com/uploads_old/354269/2014081311242158_old_1.jpg&p3Src=//y3.yzimgs.com/uploads_old/354269/2014081311242158_old_2.jpg"