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High-temperature electric jet printing nozzle, has needle inserted from bottom tip of small conical cooling shell, cone-shaped cooling shell formed with tapered cavity for filling cooled circulation fluid to cool tip of needle. 专利
申请日期: 2018-01-01, 公开日期: 2018-03-23
作者:  WANG D WANG Q MENG Q REN T LIANG J
收藏  |  浏览/下载:12/0  |  提交时间:2019/12/02


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