“low-voltage relay”的概念、定义、翻译、参考文献-科学参考

单词	low-voltage relay
释义	low-voltage relay [`lō ¦vōl·tij `rē´lā] ^{COMMUNICATIONS} A relay that responds to the drop in voltage (increase in current) when a telephone line becomes active; used to activate bugging equipment.
随便看	underground milling underground stem underground stream underhand stoping underhand work underhead crack underhole underhung crane underlap underlay underlay shaft underlie underlier undermelting undermine undermining underpainting underpinning tin dioxide tinea tinea favosa Tineidae Tineoidea tin fluoride tinfoil

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。