英语词汇railroad switch怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	railroad switch
释义	railroad switch 简明释义道岔网络释义 1 ?铁路道岔铁路道岔双语例句 1 Results show that temperature and strain of test point on railroad switches present dramatic changes. 发现了在道岔处测试点应变和温度变化剧烈； 2 As a major part in railroad freight transmit in railroad classification yard. The "hump" and switches to classification tracks are major system in freightcar calssification. 前言：铁路货物运输枢纽的调车场中，驼峰调车是主要的调车手段。
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