.....................지식/표면 거칠기

표면거칠기 Ra,Rq,RMS,Ry,Rz,Rt,Rmax,Wt,Rz,Rp,Rv,Rpm,Sm,RSm,tp,Rmr,BC,BAC,Htp,Pc,Pt

행복해1 2010. 3. 4. 14:32