“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	drilling fluid program drilling fluid purification drilling fluid rheology drilling fluid safety density window drilling fluid solid control system drilling fluid stability drilling fluid supervision drilling fluid tank level gauge drilling fluid technology drilling fluid treatment agent drilling for geological mapping drilling geological logging drilling hole electrochemical machining tool drilling hole structure drilling hydraulics drilling in coalbed methane drilling in pressure balance drilling instrumentation drilling in surface mining drilling intelligence drilling level drilling machine drilling machine-hour drilling machine safety drilling method

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。