A.0.001,0.002mm B.0.002,0.004mm C.0.004,0.008mm D.0.01,0.02mm
A.±0.2mm B.±0.3mm C.±0.4mm D.±0.5mm
A.相對(duì)測量 B.絕對(duì)測量 C.間接測量 D.動(dòng)態(tài)測量