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

单词	approach obstruction signal
释义	approach obstruction signal 英?[??pro?t? ?b?str?k??n ?siɡn?l] 美?[??pr??t? ?b?str?k??n ?s?ɡn?l] 释义遮断预告信号机行业词典铁道遮断预告信号机???
随便看	singlepass bonding singlepass compiler single-pass compiler single pass compiler single pass condenser single-pass condenser single pass conversion single-pass conversion singlepass conversion single-pass core singlepass dip coating single pass drawing single-pass drier singlepass dryer single pass dryer single-pass dryer single pass effect singlepasselectrogas process single-pass evaporator singlepass exchanger single-pass exchanger single pass exchanger single-pass gain single pass gain single-pass heater

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approach obstruction signal