释义 |
drive device短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 传动装置 Briefly introduces the structure, working principle and technical features of DQ70BS top drive device. 简述了 DQ70BS顶驱的结构、工作原理和技术特点。 chemyq The paper describes the system structure, control theory and its characteristic of the advanced drive device of the multilevel configuration control technology. 介绍了当今最先进的多电平结构的传动系统的组成结构、控制原理及主要特点。 cnki |