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一种组合可调式搅拌摩擦焊搅拌头

Release Time:2022-10-19  Hits:

First Author: Fuji Wang

Disigner of the Invention: 贾振元,徐长玉,马建伟,董丰波

Institution: 机械工程学院

Application Number: CN103331516A

Authorization Number: CN201310287588.9

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