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一种用于碳纤维复合材料制孔的高效专用钻头

Release Time:2019-03-09  Hits:

First Author: Fuji Wang

Disigner of the Invention: 钱宝伟,付饶,贾振元,何春伶

Application Number: CN201510408743.7

Authorization Date: 2015-07-13

Authorization Number: CN104999118A

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