“railway maintenance operation skylight”的概念、定义、翻译、参考文献-科学参考

单词	railway maintenance operation skylight
释义	railway maintenance operation skylight Encyclopedia 工学增补条目释 railway maintenance operation skylight铁路维修作业天窗在列车运行图中，为线路、通信信号、牵引供电等设施设备维修而停止列车运行所预留的时间。
随便看	leftward acceleration leftward extraction rule left weak dimension left-wing film movement left-wing movement in music left wing of an occurrence left zero left zero divisor left zero element left zeroid left zero morphism left zero semigroup Lefébure de Fourcy Lefévre-Gineau leg Legacy legacy legacy information system legacy-support agreement legacy system legal administration of the sports industry legal administrative authority legal agency legal aid Legal Aid Act

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