The results show that the friction coefficient((0.117?0)(0.133?2)) between the chromium-plated piston rings and cast iron cylinder liners increases with the increase of wear time,and the mechanism is adhesive wear.
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释义
实验结果表明:镀铬活塞环和灰铸铁缸套配副;摩擦系数在0.;117 0~0
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