1、 In today’s aerospace and aeronautics industry, a complete aircraft may be designed without a CAD/CAM system.
A、对
B、错
2、Advanced CAD/CAM systems include not only solid geometry modeling capability but also NC verification programs.
A、对
B、错
3、 Generally speaking, a CAD system is an analytic tool for design.
A、对
B、错
4、To avoid accidents, read safety guidelines and related ________ carefully and operate the system correctly.
A、menus
B、manuals
C、minuses
D、manes
5、If the NC machine tool is used in a wrong manner, it will ________ serious injuries and machine damages.
A、lead to
B、result from
C、due to
D、responsible for
