moolea 发表于 2018-6-29 15:32:56

DIN ISO 20816-4-2018 chanical vibration – Measurement and evaluation of machin

DIN ISO 20816-4-2018 chanical vibration – Measurement and evaluation of machine vibration – Part 4 Gas turbines in excess

admin 发表于 2018-7-5 12:07:33

谢谢您的分享,金币已奖励!
页: [1]
查看完整版本: DIN ISO 20816-4-2018 chanical vibration – Measurement and evaluation of machin