标 准 编 号：DIN 4768-1990 简体中文标题：用电子触什式轮廓仪确定粗糙度测量值R_a、R_z、R_（max）—基本原理繁体中文标题：用电子触什式轮廓仪确定粗糙度测量值R_a、R_z、R_（max）—基本原理English Name：Determination of surface roughness values of the parameters Ra,Rz,Rmax by means of electrical contact(stylus) instruments;terminology measuring conditions...