听力原文:W: Steve has taken two part-time jobs but he's decided to drop one of them at the end of this month. M: That may be for the best. What does the man mean?
【简答题】10kV电力网如题图所示,已知网络各元件的最大电压损耗为:△V AB %=2,△V BC %=6,△V T1 %=3,△V T2 %=3。若最小负荷为最大负荷的50%,各变电所大小负荷均同时出现,变电所0.38kV母线的允许电压偏移范围为+2.5%~+7.5%,试配合变压器分接头的选择决定对A点10kV母线的调压要求。