reverse idle gear shaft 倒挡惰轮轴
·2,447,543篇论文数据,部分数据来源于NoteExpress
An idle gear, picked up for 45 cents on Canal Street, allowed him to make reverse carriages for right-to-left Arabic and Hebrew.
ECONOMIST: Martin Tytell
应用推荐
模块上移
模块下移
不移动