对于具有多台电动机负荷的线路上，熔断器熔丝的额定熔断电流应大于或等于1.5~2.5倍的各台电动机额定电流之和。
参考答案：错
After entering university, we will reach a point in our studies ________ we need to decide how to
arrange our timetable efficiently and independently. [ ]
A. that
B. what
C. which
D. where
试述北欧各民族性格特点的异同并分析其成因。
