名词中文翻译
中文翻译：示踪阀
同义词：
['tracer', 'tracer valve']
例句：
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1. The engineer used a tracer valve to ensure the flow was unobstructed.
工程师使用示踪阀来确保水流畅通无阻。
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2. The technician replaced the tracer valve with a new one to fix the leak.
技术员用一个新的示踪阀来修复泄漏。
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3. During testing, the tracer valve was used to monitor the pressure changes in the pipeline.
在测试过程中，示踪阀被用来监测管道中的压力变化。