___________use machine tools, such as lathes, milling machines, and machining centers, to produce precision metal parts.
A: machinists
B: artists
C: teachers
D: workers
A: machinists
B: artists
C: teachers
D: workers
举一反三
- Rough machining and fine machining should be seperated for high precision parts, the main reasons do not include item. A: Detect the blank defects early, and use the equipment reasonably B: Can correct the error caused in rough machining C: Can correct the manufacturing error of fixture and tool in the process system D: Can correct the manufacturing and installation adjustment errors of machine tools in the process system
- Different CNC machines tools may use different CNC systems, but the CNC machining program commands are the same.
- They position the metal stock on the machine tool—___________，___________，___________, or other type of machine A: drill press B: lathe C: milling machine D: turning machine
- There are five basic types of machine tools such as lathe or turning machine, drilling or boring machine, milling machine, shaper or planer, and grinder.
- A machine____ is a machine for shaping or machining metal or other rigid materials