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一种齿轮传动风扇发动机低压转子系统模型试验器

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First Author:zhaijingyu

Disigner of the Invention:高华,马平平,刘佳音,陈东洁,hanqingkai

Application Number:201920504391.9

Authorization Date:2019-04-15

Authorization number:ZL 201920504391.9

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