Rubbi

常见例句

• In the paper, we studied the failure mechanism of the au tomotive engine timing chain as well as the worn surface morphology of the rubbi ng pair of bush and pin and roller by analysis and test.
  通过试验与分析 ,研究了汽车发动机正时链的多冲特性、失效机理以及销轴、套筒和滚子等元件摩擦表面的磨损形貌特征。
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