名词
中文翻译：检查阀
同义词：
['safety valve', 'pressure relief valve']
例句：
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1.The engineer checked the safety valve before starting the machine.
工程师在启动机器前检查了安全阀。
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2.The pressure relief valve was designed to prevent overpressure in the system.
压力释放阀被设计用来防止系统中的超压。
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3. The checkvalve is used to ensure that the system remains at a safe operating pressure.
检查阀用于确保系统保持在安全的运行压力下。