请大家看看这句英文有没有明显错误,特别语法.
问题描述：
请大家看看这句英文有没有明显错误,特别语法.
The machine achievespower regulation during working by using closed-loop control which is based onvoltage and current respectively.
有几个单词连一块了。
答
during working不对,应改为during its working或改为while working