论坛首页 › ISO 国际标准 › ISO 21940-2-2017 Mechanical vibration — Rotor balancing —Part 2 Vocabulary

moolea 发表于 2018-6-29 15:30:38

ISO 21940-2-2017 Mechanical vibration — Rotor balancing —Part 2 Vocabulary

ISO 21940-2-2017 Mechanical vibration — Rotor balancing —Part 2 Vocabulary

admin 发表于 2018-7-5 12:07:30

谢谢您的分享,金币已奖励!

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