单项选择题
A.460mm B.470mm C.480mm D.490mm
CK8011B车床刀架X、Z轴的最大行程分别为()A.260mm,280mmB.270mm,280mmC.28...
单项选择题CK8011B车床刀架X、Z轴的最大行程分别为()
A.260mm,280mm B.270mm,280mm C.280mm,270mm D.270mm,260mm
CJW-3000Z型微机控制车轴荧光磁粉探伤机整机绝缘电阻()A.>12MΩB.>2MΩC.>1MΩD.>0....
单项选择题CJW-3000Z型微机控制车轴荧光磁粉探伤机整机绝缘电阻()
A.>12MΩ B.>2MΩ C.>1MΩ D.>0.5MΩ
CJW-3000Z型微机控制车轴荧光磁粉探伤机气源压力()A.≥1.5MpaB.<0.45MpaC.≥0.45...
单项选择题CJW-3000Z型微机控制车轴荧光磁粉探伤机气源压力()
A.≥1.5Mpa B.<0.45Mpa C.≥0.45Mpa D.<1.5Mpa