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iamknight 发表于 2021-4-26 13:08:00

IEC 61400-5-2020 Wind energy generation systems - Part 5: Wind turbine blades

IEC 61400-5-2020 Wind energy generation systems - Part 5: Wind turbine blades

admin 发表于 2021-5-20 15:17:25

谢谢您的分享，金币已奖励！

jinl17@yopmail. 发表于 2023-4-20 08:41:48

下载看看，好好学习，天天向上，非常谢谢

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