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    Numerical Analysis of a Small Pneumatic Hammer Performance Based on Evaluation Method of Friction Force by Un Hyok Yang, Tok Hyong Han, Un Chol Han, Il Gwang Tae, Ryo Myong Hong, Song Chol Kim

    Published 2022-01-01
    “…This approach will be used to predict service life of piston and find a low friction piston of pneumatic hammer in practical engineering.…”
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