... %; Smallest resolution:0.001μm; Cut-off length :0.25,0.8;2.5mm; Assessment length: N×cut-off, N=1,2,3,4 ... ,Rp,Rv,Rz,Rq,Rsm,Rt,Rsk,Rku,Rdq,Rmraccording to GB/T 3505-2000; Profile graph analysis:macro and unfiltered ... ,40,50,100,200,500,1000,2000,5000,10000; Traversing length: 40mm Traversing speed:0.5mm/s,1mm/s Pick-up ...