“manual switching”的概念、定义、翻译、参考文献-科学参考

单词	manual switching
释义	manual switching Encyclopedia 工学交换技术释 manual switching人工交换在电话通信的过程中，人工接收呼叫，人工控制接线、拆线等有关动作的交换方式。
随便看	personal difference personal digital assistant personal digital assistant for courier personal digital library personal direct payment for health services personal dose equivalent personal dose limit personal dose limit; individual dose limit personal dose monitoring instruments personal dosimeter personal equation personal error personal exposure personal file personal freedom personal genomics personal hygiene in sexual life personal identification personal identification number personal information personal information management personal information management, PIM personal information protection Personal Information Protection and Electronic Documents Act personalism

科学参考收录了854744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。