“line-drop signal”的概念、定义、翻译、参考文献-科学参考

单词	line-drop signal
释义	line-drop signal [`līn ¦dräp ´sig·nǝl] ^{COMMUNICATIONS} Signal associated with a subscriber line on a manual switchboard.
随便看	ketose ketosis ketosteroid Ketteler formula kettle kettle basin kettle hole kettle reboiler ket vector Keuper keV Kew barometer Keweenawan key key access key activity key auto-key cipher key bed keyboard keyboard enhancer keyboard entry keyboard inquiry keyboardless typesetter keyboard lockout keyboard lockup

科学参考收录了103327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。