“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	warhead with penetration aids Wari Waring Waring conjecture Waring formula Waring-Goldbach problem Waring-Hilbert theorem Waring prime number conjecture Waring problem Waring's formula Waring's problem Waring sum conjecture Waring theorem war injury War Labor Disputes Act Warlord in Liupan Mountain: The Guanlong Group warlords of Han people warm warm adjust color temperature filter warm back-up warm-blood horse warm cropping warm current warm dark matter warm dense matter

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。