名词
中文翻译：半月形阀门
同义词：
['semilunar', 'semilunar valve']
例句：
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1.The engineer designed a semilunar valve to control the flow of oil.
工程师设计了一个半月形阀门来控制油的流动。
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2.The construction of the semilunar valve was a challenging task for the team.
建造半月形阀门对团队来说是项具有挑战性的任务。
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3. The semilunar valve is essential for maintaining the integrity of the pipeline system.
半月形阀门对于保持管道系统的完整性至关重要。