名词
中文翻译：阀门
同义词：
['valve', 'valve stem', 'valvestem shaft']
例句：
-
1. Thevalve is responsible for controlling the flow ofgases through the pipeline.
阀门负责控制气体通过管道的流动。
-
2. Thevalve was designed to preventleaks in the pipeline system.
阀门被设计来防止管道系统中的泄漏。
-
3. The valve operator must be trainedto operate the valve safely and efficiently.
阀门操作员必须接受培训，以安全和有效地操作阀门。