(3 points) The core of machining process system is ().
A: machine tool
B: fixture
C: tool
D: workpiece
A: machine tool
B: fixture
C: tool
D: workpiece
举一反三
- (3 points) The machining process system includes (). A: machine tool, tool, fixture and workpiece B: worker, tool, fixture and workpiece C: machine tool, tool, worker and workpiece D: machine tool, tool, fixture and worker
- The technological system consists of A: machine tool B: fixture C: cutting tool D: workpiece
- One of the elements constituting the process is ().<br/>A, the same machine tool B, the same fixture C, the same tool D, the<br/>same machining surface A:
- (10 points) First, position the workpiece in the machine tool or fixture, adjust the relative position of the tool and the positioning element, and keep the position unchanged during the processing of a batch of parts, so as to ensure the machining size of the workpiece is called (). A: trial cutting method B: automatic control method C: fixed size tool method D: adjustment method
- The following is not the geometric error of machining process system (). A: machining principle error B: geometric error of machine tool C: adjustment error D: tool manufacturing error