I. INTRODUCTION
With the rapid development of computer science and
technology, nowadays industrial product design meets a huge
development opportunity. Widespread application of computer
graphic technology have changed the concept, process and
method of product design greatly, and made designers be able
to express their ideas and creatives more thoroughly,
conveniently and quickly. “Computer graphic technology has
changed the limitation of hand-painted drawing in product
design, and let designer be able to express variable aspects and
details of designed product from different perspectives.
Computer simulation technology can simulate product
enviroment, add time property to product digital model,
simulate product movement and let people be able to walk
through in virtual world to learn the relationship between
product and enviroment. With all these mentioned above
designers can express their design more intuitively, vividly and
clearly [1].”