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一种表层脱碳WC-Co梯度硬质合金预制体的制备工艺

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  • Release time:2021-12-07

  • Type of Patent:Invent

  • State of Patent:已授权

  • Service Invention or Not:no

  • First Author:liuyong

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