
穿孔机转鼓锁紧液压回路的设计改进
刘兆祺
穿孔机转鼓锁紧液压回路的设计改进
The Improvement of Hydraulic Lock Circuit for the Punch Drum
{{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
〈 |
|
〉 |