1、CNC diagnostic support at present includes four basic categories: start-up diagnostics, on-line diagnostics, off-line diagnostics and background diagnostics.
A、对
B、错
2、Start-Up Diagnostics are a diagnostic routine that regularly operate automatically when the CNC is switched on.
A、对
B、错
3、Off-Line Diagnostics are manual diagnostics which are intended for thorough maintenance performed by trained technicians.
A、对
B、错
4、Numerical control machine operators set up and tend ________.
A、ATM
B、CNC
C、ATC
D、ADC
5、With ________ based CNC machine tool controllers, maintenance and repair are no longer an issue.pc
A、PC
B、PID
C、FMS
D、MT
