Marco Nie - 蜗杆基础知识 的评论 https://blog.niekun.net/archives/2999.html zh-CN http://www.qsjsj.com/zhinan/ptyzwgcdfljjgff.htmlhttps://domm.muzing.top/chapter_11#pu-tong-yuan-z... Thu, 01 Jan 1970 08:00:00 +0800 Thu, 01 Jan 1970 08:00:00 +0800