名词
中文翻译：胸罩阀
同义词：
['Plenum valve', 'Venturi valve', 'Venturi flap', 'Venturi diaphragm']
例句：
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1. The petticoat valve is a crucial component in the operation of the ventilation system.
胸罩阀是通风系统操作中至关重要的部件。
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2. The engineers had to replace the petticoat valve due to its failure.
工程师们不得不更换因故障而失效的胸罩阀。
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3. During the installation process, the technician carefully checked the petticoat valve for anysigns of wear or damage.
安装过程中，技术人员仔细检查了胸罩阀，以确认任何磨损或损坏的迹象。