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piston rings

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  • 活塞环

详细释义

名词 piston ring:
  1. seal consisting of a split metal ring that seals the gap between a piston and the cylinder wall

双语例句

    1. These bands are called piston rings.
      这些圈叫做活塞环。
    2. The unrestrained piston ring curve has been analyzed by the finite element method.
      摘要引入有限元法对活塞环自由状态曲线进行了分析研究。

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