名词中文翻译
中文翻译：活塞环
同义词：
['piston ring', 'cylinder ring', "valve ring例句：1. The engine's performance was greatly improved by the new piston rings.（新活塞环极大地提高了发动机的性能。）"]
例句：
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1. The engine's performance was greatly improved by the new piston rings.
新活塞环极大地提高了发动机的性能。
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2.The technician carefully removed the old piston rings and replaced them with new ones.
技师小心翼翼地取下旧的活塞环并换上新的。
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3. The manufacturer claims that their piston rings are more durable than those from other brands.
制造商声称他们的活塞环比其他品牌的更耐用。