名词
中文翻译：球阀装置
同义词：
['ball valve device', 'ball check valvedevice']
例句：
-
1. The engineerdesigned a ball cock device to controlthe flow of oil in the pipeline.
工程师设计了一个球阀装置来控制管道中油的流动。
-
2. The ball cockdevice was used to prevent air from enteringthe machine during operation.
球阀装置被用来在机器运行过程中防止空气进入。
-
3.The ball cock device is essential formaintaining the proper pressure levels in the system.
球阀装置对于保持系统内适当的压力水平至关重要。