名词
中文翻译：直接压力控制阀
同义词：
['direct pressurecontrol device', 'direct pressure control unit例句：1. The valve is designedto regulate the flow of gases ina pipeline.（该阀门设计用来调节管道中气体的流动。）2. The valve is used toprevent backflow during maintenance.（该阀门用于在维护期间防止回流。）3. The valveis essential for maintaining theintegrity of the pipeline system.（该阀门对于保持管道系统的完整性至关重要。）']
例句：
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1. The valve is designedto regulate the flow of gases ina pipeline.
该阀门设计用来调节管道中气体的流动。
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2. The valve is used toprevent backflow during maintenance.
该阀门用于在维护期间防止回流。
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3. The valveis essential for maintaining theintegrity of the pipeline system.
该阀门对于保持管道系统的完整性至关重要。