一种气门—气门座圈加速耐久测试装置及方法

Release time:2019-04-15|Hits:

Affilication of Author(s):能源与动力工程学院

Patent Applicant:baishuzhan

Type of Patent:发明

Application Number:201710008214.7

Number of Inventors:1

Service Invention or Not:no

Application Date:2017-01-05