只需一步,快速开始
举报
应还需测量螺距、螺纹的底径、螺纹的光洁度、螺纹的长度、牙形角等。0 w& V1 y& a5 }% }7 \7 V zjjk1m 发表于 2010-8-3 12:13 http://www.3dportal.cn/discuz/images/common/back.gif
本版积分规则 发表回复 回帖并转播 回帖后跳转到最后一页
Licensed Copyright © 2016-2020 http://www.3dportal.cn/ All Rights Reserved 京 ICP备13008828号
小黑屋|手机版|Archiver|三维网 ( 京ICP备2023026364号-1 )
Powered by 3dportal X3.4 Licensed Copyright © 2001-2013 Comsenz Inc.
GMT+8, 2025-7-21 07:16 , Processed in 0.084507 second(s), 27 queries, Gzip On.