http://imechanica.org/taxonomy/term/2081 Comments for "actuator" en http://imechanica.org/node/2907#comment-6956 <p> i will learn that and introduce to my class. </p> <p> thank you very much. </p> <br class="clear" /> Sun, 23 Mar 2008 00:39:39 -0400 zhan-sheng guo comment 6956 at http://imechanica.org