三相异步电动机切断电源后,给定子中任意两相绕组通入直流电以产生制动转矩的方法称为
A.能耗制动
B.发电反馈制动
C.反接制动
D.机械制动
正确答案是A
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/1187659.html
上一篇:Most properties now have computerized reservation systems that ___26___ the balance between rooms ___27___ and reservation requests. The morning clerk and his or her supervisor, the guest services manager (or front office manager), monitor this proce
下一篇:___类药物能抑制衣原体生长繁殖。