英语词汇“obstruction signal”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	obstruction signal
释义	obstruction signal 英?[?b?str?k??n ?siɡn?l] 美?[?b?str?k??n ?s?ɡn?l] 释义 [铁道]遮断信号机行业词典铁道遮断信号???遮断信号机???
随便看	absorption based ir gauging absorption bases absorption basin absorption bed absorption behavior absorption bleaching absorption border absorption bottle absorption brake absorption brush absorption build-up factor absorption bulb absorption by drops absorption by impurities absorption by soda-lime absorption canisters absorption capacitor absorption capacity absorption capture absorption cavity absorption cell absorption cell, cuvette absorption cells absorption cell with charcoal filling absorption center

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obstruction signal