lifangtu 发表于 2021-4-25 14:54:12

求助！！！IEC 61400-5：2020 Wind energy generation systems - Part 5: Wind

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


iamknight 发表于 2021-4-25 14:54:13

http://bbs.infoeach.com/forum.php?mod=viewthread&tid=249115&extra=

lifangtu 发表于 2021-4-26 15:23:13

iamknight 发表于 2021-4-25 14:54 static/image/common/back.gif
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十分感谢，大神出手相助
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