이정한-기계공학이야기

<body background="images/leemain_bg.gif" bgcolor="black" text="#4E725C" link="#FF8080" vlink="#CEA455" alink="olive"> <p>기계공학,기어,유성기어,유한요소,ANSYS,스트레인게이지,strain gage,공학실험</p> </body>