“signaling system No.7”的概念、定义、翻译、参考文献-科学参考

单词	signaling system No.7
释义	signaling system No.7 Encyclopedia 工学信令网释 signaling system No.7七号信令系统具有独立的信令网络和网内统一的操作规程，用于建立和控制接续的共路信令系统。
随便看	pre-staining process of chemical fiber prestarting prestation decision of administrative litigation presteady state pre-stellar body pre-stellar cloud pre-stellar evolution pre-stellar matter pre-stellar object Prestes Column Preston prestore prestrain prestratification prestratified prestress pre-stress cementing prestressed prestressed anchor prestressed anchorage prestressed concrete prestressed concrete bridge prestressed concrete cylinder pipe prestressed concrete structure prestressed jack

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