题目内容

电动机采用星-三角减压起动,起动转矩降低到直接起动的1/2。()

查看答案
更多问题

一般他励直流电动机在额定励磁状态时,磁路已接近饱和。()

What are the people with infected ears advised to do?

A. Use earplugs.
B. Eat a hard sweet.
C. Travel another day.
D. Ask for help from cabin crews.

所有直流电动机在起动时都要采取限流措施。()

轧钢机属于反抗性恒转矩负载。()

答案查题题库