單項選擇題CK8011B車床左右頂尖最大行程為()

A.460mm
B.470mm
C.480mm
D.490mm


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1.單項選擇題CK8011B車床刀架X、Z軸的最大行程分別為()

A.260mm,280mm
B.270mm,280mm
C.280mm,270mm
D.270mm,260mm

2.單項選擇題CJW-3000Z型微機控制車軸熒光磁粉探傷機整機絕緣電阻()

A.>12MΩ
B.>2MΩ
C.>1MΩ
D.>0.5MΩ