双针机,右边的线,每一针的线,都有倾斜,是怎么原因
|小黑屋|手机论坛|Archiver|缝纫客,工业缝纫机维修问答
GMT+8, 2025-11-14 10:48 , Processed in 0.054437 second(s), 12 queries , File On.
Powered by Discuz! X3.3
© 2001-2017 Comsenz Inc.