名词
中文翻译：阀门杠杆
同义词：
['valve handle', 'valve pivot', 'valve stem例句：1. The valve lever is used to control the flow of gases through the pipeline.（阀门杠杆用于控制气体通过管道的流动。）']
例句：
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1. The valve lever is used to control the flow of gases through the pipeline.
阀门杠杆用于控制气体通过管道的流动。
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2.The engineer adjusted the valve lever to increase efficiency.
工程师调整阀门杠杆以提高效率。
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3. The valve lever was damaged during the accident and needed to be replaced.
阀门杠杆在事故中受损，需要更换。