名词
中文翻译：溢流孔
同义词：
['overflow hole', 'overpressure orifice', 'pressure relief orifice']
例句：
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1. The pipeline was designed to withstand the maximum pressure without overflow holes.
该管道设计为承受最大压力而不产生溢流孔。
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2. During a flood, the city's sewage system had to be modified to prevent overpressure and overflow holes.
洪水期间，城市污水系统必须修改以预防超压和溢流孔。
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3. The engineer carefully checked the pressure gauge to ensure there were no overflow holes in the pipeline.
工程师仔细检查压力表以确保管道中没有溢流孔。