... 铁路营运 railway operation 铁路号志 railway signal 路轨 railway track ...
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电机工程专业英语词汇翻译 ... 进行号志 signal, proceed 铁路号志 signal, railway 减速号志 signal, reduced speed ...
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短语
铁路号志工程师协会
Institute of Railway Signal Engineer
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railway signal
railway signaling
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