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    Characteristics of unsteady lubrication film in metal-forming process with dynamic roll gap

    Based on the theory of unsteady hydrodynamic lubrication and relevant mathematic and physical methods, a basic model was developed to analyze the unsteady lubrication film thickness, pressure stress and fricti...

    Qiao-yi Wang 王桥医, Ze Zhang 张泽, Hui-qin Chen 陈慧勤… in Journal of Central South University (2014)