“人工交换”的概念、定义、翻译、参考文献-科学参考

单词	人工交换
释义	人工交换 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	guiding text approach guiding the matter along its course of development Guiding Xian Guiding Yunwu tribute tea Guido Adler Guido Calabresi Guido Cantelli Guido Cavalcanti Guido Ceronetti Guido d'Arezzo Guido Guinizelli Guidong Diqu Guidong Xian Guidonian hand Guido Reni Gui E Guifang Gui Feng Guifeng Scenic and Historic Area Guifeng Shan Gui Food Container Made for Ban Guifu Guigang Ecological Industrial Park Guigang Shi Gui Garden of Yicounty

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。