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一种异形弹簧的制造方法

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  • Release time:2019-10-23

  • Affilication of Author(s):中南大学

  • Authorization number:ZL201510054873.5

  • Service Invention or Not:yes

  • Authorization Date:2016-10-23

  • First Author:严宏志等

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  • Email:
Central South University  All rights reserved  湘ICP备05005659号-1 Click:
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