part program refers to__________.
举一反三
- The underlined word “event” (Paragraph l) refers to__________.
- A part program, a service program, and a control program are made up of major programs.
- The part program contains a description of the _________.
- The software of a CNC system consists of a part program, a service program and a control program.
- In the simple two-part formula, it is obvious that one part is __________ and the other part refers to __________.