3452| 6
|
求助链轮检测手段 |
发表于 2008-10-13 16:18
|
显示全部楼层
新型齿形链条是用大负变位渐开线齿轮
| ||
发表于 2008-10-13 16:20
|
显示全部楼层
找我呀
| ||
GMT+8, 2024-5-10 22:06 , Processed in 0.204808 second(s), 10 queries , MemCache On.
Powered by Discuz! X3.4 Licensed
© 2001-2023 Discuz! Team.