名词
中文翻译：环形阀门
同义词：
['ring-valve', 'ring-valve type', 'ring-type valve例句：1. The ring valve is used to control the flow of oil in the engine.（环形阀门用于控制发动机中油的流动。）']
例句：
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1. The ring valve is used to control the flow of oil in the engine.
环形阀门用于控制发动机中油的流动。
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2. The ring valve was designed to prevent air from entering the system.
环形阀门被设计来防止空气进入系统。
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3. The ring valve was replaced with a new one after it failed to operate properly.
环形阀门在操作不当后被更换了一个新的。