API TR 684-1：2019

安徽-亳州

API TR 684-1：2019 API Standard Paragraphs Rotordynamic Tutorial: Lateral Critical Speeds, Unbalance Response, Stability, Train Torsionals, and Rotor Balancing, First Edition

yangtzeliu

API TR 684-1：2019 API Standard Paragraphs Rotordynamic Tutorial: Lateral Critical Speeds, Unbalance Response, Stability, Train Torsionals, and Rotor Balancing, First Edition
同时求助

Aragon

非常感谢楼主的分享

moviedolphin

默默支持一下~~~~~~

neor001

感谢分享                             

youyou9804222

谢谢楼主的分享！！！！

neor001

感谢分享                        

yangtzeliu

API TR 684-1：2019 API Standard Paragraphs Rotordynamic Tutorial: Lateral Critical Speeds, Unbalance Response, Stability, Train Torsionals, and Rotor Balancing, First Edition

Aragon

非常感谢楼主的分享

drabfly

关注一下，帮楼主顶起来。