Abstract: With the rapid progress of computer technology and the teaching reform in
engineering drawing, Computer Aided Instruction (CAI) has become one of the most important
modern teaching methods. Its’ application in the classroom teaching has begun to receive attention
widely. By analyzing the advantages and disadvantages of the practice of Engineering drawing
CAI, this paper gives some ideas about how to use CAI effectively.

Key words: engineering graphics, computer aided instruction, multi-media courseware;
teaching practice