名词
中文翻译：信号箱布局
同义词：
['signal boxdesign', 'signal box arrangement']
例句：
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1. The engineer designed the new signalbox layout to improve efficiency.
工程师设计了新的信号箱布局以提高效率。
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2. The constructionof the new signal box layout is underway.
新信号箱布局的施工正在进行中。
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3. The engineer's decision to changethe signal box layout was based on cost-benefit analysis.
工程师决定改变信号箱布局是基于成本效益分析。