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Artificial electromagnetic tuning round disk colorful graphite material, has material main body formed with multi-layer structure, where multi-layer structure is periodically formed with resonant cells. 专利
申请日期: 2013-01-01, 公开日期: 2013-04-03
作者:  CAO T
收藏  |  浏览/下载:1/0  |  提交时间:2019/12/13
Method for forming colorful plastic beaded door curtain, involves mixing transparent polystyrene plastic raw materials with refrigerant, and obtaining strong three-dimensional vivid color bead door curtain. 专利
申请日期: 2013-01-01, 公开日期: 2013-10-09
作者:  LIU Y SONG M ZHANG Q SUO L CHANG H
收藏  |  浏览/下载:1/0  |  提交时间:2019/12/13


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