名词
中文翻译：视窗供气阀
同义词：
['sight feed valve', 'sight feeder', 'sight feeder valve']
例句：
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1. The sight feed valve is responsible for controlling the flow of gases through the pipeline.
视窗供气阀负责控制气体通过管道的流动。
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2.The sight feed valve was designed to prevent leaks and ensure safe operation of the system.
视窗供气阀被设计来防止泄漏并确保系统的安全运行。
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3.The sight feed valve was replaced after a minor malfunction that occurred during testing.
在测试过程中发生了一个小故障，导致视窗供气阀被更换。