“key cabinet”的概念、定义、翻译、参考文献-科学参考

单词	key cabinet
释义	key cabinet [`kē ´kab·ǝ·nǝt] ^ELECTRONICS A case, installed on a customer's premises, to permit different lines to the control office to be connected to various telephone stations; it has signals to indicate originating calls and busy lines.
随便看	composite circuit composite color signal composite color sync composite column composite compact composite cone composite defense composite dialing composite dike composite electrode composite explosive composite filter composite flash composite fold composite fuel composite function composite gene composite gneiss composite grain composite group composite hypothesis composite I-beam bridge composite joint composite macromechanics composite map

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