Zhang Jianhua
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Patents
超声振动辅助微细电解电火花线切割加工方法及装置
2019-01-26 Hits:
Affilication of Author(s):机械工程学院
Application Number:201510697892X
Number of Inventors:1
Service Invention or Not:no
Application Date:2015-10-23
Application Date:2015-10-23
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