document.write("圆柱齿轮69×1.5.SLDPRT 736.80 KB<br />柱轮盖.SLDPRT 108.32 KB<br />滚柱.SLDPRT 762.50 KB<br />滚柱丝杠.SLDASM 1.17 MB<br />滚柱丝杠.STEP 2.24 MB<br />圆柱齿轮15×1.5.SLDPRT 1.55 MB<br />");