次调节曲柄用于调节摆针方式,右摆,两边摆,左摆
|小黑屋|手机论坛|Archiver|缝纫客,工业缝纫机维修问答
GMT+8, 2025-10-8 08:11 , Processed in 0.172577 second(s), 10 queries , File On.
Powered by Discuz! X3.3
© 2001-2017 Comsenz Inc.