名词中文翻译
中文翻译：下阀门
同义词：
['bottom valve', 'lower gate', 'lower shut-off valve例句：1. The lower valve is responsible for controlling the flow of oil to the engine.（下部阀门负责控制油流向发动机的流动。）2. The lower valve was replaced after it failed to open properly.（下部阀门在无法正常打开后被更换了。）']
例句：
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1. The lower valve is responsible for controlling the flow of oil to the engine.
下部阀门负责控制油流向发动机的流动。
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2. The lower valve was replaced after it failed to open properly.
下部阀门在无法正常打开后被更换了。
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3.The lower valve is a critical component in maintaining proper fluid pressure.
下部阀门是保持适当流体压力的关键部件。