不对中花键振动磨损对比实验器. 中国. 申请日期2013.06.06, 授权日：
Release Time:2019-03-09 Hits:
First Author: Josh
Disigner of the Invention: 韩清凯
Publication Date: 2013-06-06
Authorization Date: 2015-08-19
Authorization Number: ZL201310225216.3.
Release Time:2019-03-09 Hits:
First Author: Josh
Disigner of the Invention: 韩清凯
Publication Date: 2013-06-06
Authorization Date: 2015-08-19
Authorization Number: ZL201310225216.3.