多项选择题

A.在分线盘量得X5与—X1、X3、X4之间电压为AC84V
B.在分线盘量得X5与X2之间电压为AC56V
C.在分线盘量得X2与—X1、X3、X4之间电压为AC84V
D.在分线盘量得X3与X2之间电压为AC56V