According to the application purpose, circuit switching of instruments can be divided into emergency substitution, cross substitution and complementary substitution.
根据应用目的将仪器电路的代换划分为 :应急代换 ;交叉代换 ;互补代换 ,并将仪器电路的代换由过去的维修目的延伸为功能扩展。
CopyRight © 2020-2024 优校网[www.youxiaow.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024058711号