名词中文翻译1
中文翻译：Unknown
同义词：
['supplementary valve', 'supplementary control valve']
例句：
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1. The manufacturerdesigned the new model with a supplementary steam valve to improve efficiency.
制造商设计了新款模型，增加了一个补充蒸汽阀门以提高效率。
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2. The engineer replaced the old valve with a supplementary steam valve in order to fix the leakage issue.
工程师用一个补充蒸汽阀门替换了旧阀门，以解决泄漏问题。
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3. The technician installed a supplementary steam valve on the pipeline to prevent any potential safety hazards.
技术员在管道上安装了补充蒸汽阀门，以防止任何潜在的安全风险。