“multiple-switch-board”的概念、定义、翻译、参考文献-科学参考

单词	multiple-switch-board
释义	multiple-switch-board 复式交换机
随便看	engraved porcelain engraved ring engraved roller engraver engraver beetle Engravers brass engravers brass engraver's needle engraving engraving cutter engraving disc revolver engraving ink engraving in relief engraving knife engraving machine engraving needle engraving plate engraving process engraving stylus engraving tool engrossing Engset distribution engysseismology enhance enhanced beam

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。