名词
中文翻译：阀门返回
同义词：
['return to valve', 'reset valve例句：1. The technician needs to return the valve to its original position.（技术人员需要将阀门恢复到原始位置。）']
例句：
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1. The technician needs to return the valve to its original position.
技术人员需要将阀门恢复到原始位置。
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2. After the engine cooled down, the technician returned the valve to normal operation.
发动机冷却后，技术人员将阀门恢复正常操作。
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3. The valve was damaged during the installation process, so we need to return it to factory settings.
阀门在安装过程中受损，所以我们需要将其恢复到出厂设置。