名词
中文翻译：单座主停阀
同义词：
['single-seated main stop valve', 'single-seated main stop valve', 'single-seated main stop valve例句：1. The new valve is designed to improve the efficiency of the system.（新阀门的设计旨在提高系统的效率。）']
例句：
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1. The new valve is designed to improve the efficiency of the system.
新阀门的设计旨在提高系统的效率。
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2. The valve was installed in the pipeline to prevent leaks.
阀门被安装在管道中以防止泄漏。
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3. The valve controls the flow of gases through the pipe.
阀门控制气体通过管道的流动。