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C450型摩擦焊机液压系统改进分析
许翠华
Improvement and Analysis on C450 Type Friction Welding Machine Hydraulic System
XU Cui-hua
液压与气动 . 2013, (06): 107 -109 .  DOI: 10.11832/j.issn.1000-4858.2013.06.028