Secondly, this paper described high-power DC drive system operation and control mechanism, and developed a system's overall program.

其次，总结阐述了大功率直流调速系统的运行和控制机理，并且制定了系统的总体方案。

youdao

Secondly, this paper described high-power DC drive system operation and control mechanism, and developed a system's overall program.

其次，总结阐述了大功率直流调速系统的运行和控制机理，并且制定了系统的总体方案。

youdao