请说出开断电感性负载时为了消灭在触点间产生的电弧所采取的措施?
参考答案:
1)在触点两端并联电阻和电容
2)在电感负载两端并联电阻和电容
3)在电感两端并联续流二极管
It is said that the famous football star is now willing to play for______ would pay him three million dollars a year.
A.anyone
B.whomever
C.no matter who
D.whoever
()企业组织结构特别适用于创新性和开发性的工作项目。
A、直线制
B、矩阵制
C、直线职能制
D、事业部制