你可能喜欢
单项选择题
A.±1mm
B.±1.2mm
C.+1.2mm
D.-1mm
单项选择题
A.±1cm,0.038mm
B.-1cm,0.038mm
C.±2cm,0.038mm
D.+2cm,0.038mm
单项选择题
A.①④③②
B.②①④③
C.④③②①
D.①③④③
单项选择题
A.0.25~0.7Mpa
B.0.25~0.8Mpa
C.0.35~0.7Mpa
D.0.35~0.8Mpa