名词
中文翻译：高低压开关
同义词：
['pressure switch', 'high-low switch', 'pressure switch', 'high-low switch']
例句：
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1. The high-low pressure switch is used to control the flow of oil in the engine.
高低压开关用于控制发动机中油的流动。
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2.The engineers had to replace the high-low pressure switch after the explosion.
爆炸后，工程师们不得不更换高低压开关。
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3.The high-low pressure switch is an important safety device in the factory.
工厂中的高低压开关是一种重要的安全装置。