名词中文翻译
中文翻译：活塞环的端部
同义词：
['ends of a piston ring', 'ends of a cylinder head', 'ends of a piston', 'ends of a cylinder head', 'ends of a piston ring', 'ends of a cylinder head']
例句：
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1. The engine is running smoothly with the new piston rings.
新活塞环使发动机运行顺畅。
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2. The mechanic replaced the worn-out piston rings.
机械师更换了磨损的活塞环。
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3. The technician inspected the piston rings for any signs of wear.
技术人员检查活塞环是否有磨损的迹象。