只要三相负载对称,均可只用()单相功率表,测量表中任一相的有功功率,再将读数乘以3,就获得三相总有功功率
A、一只
B、二只
C、三只
D、四只
参考答案:A
We can do things with money and people.
A.more, more, more
B.more, less, fewer
C.less, less, less
D.less, more, less
CRM客户关系管理的作用。