“keep-alive circuit”概念、定义、翻译-科学时代

单词	keep-alive circuit
释义	机械工程词汇手册 keep-alive circuit 维弧电路，保活电路
随便看	set screw set screw SET (Secure Electronic Transaction) SET (secure electronic transaction) SET--SET (Secure Electronic Transaction) SET--SET (secure electronic transaction) SET--SET (standard effective temperature) sets in use sets in use set sketch set solid set solid set speech set speech set square set square set square SET (standard effective temperature) set-stocking set-stretching settee set-term imprisonment set-theoretical entity set-theoretical notation set theory

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

keep-alive circuit