Patents
孙加林, 皇志富, 闫柯, 陈飞, 坚永鑫, 杨贺杰, 李博, 一种二硼化钛基纳米复合刀具材料及制备方法, 专利号:ZL 201911320573.1, 授权公告日:2021.11.19
  • Service Invention or Not:
    no
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