一般电动机启动电流为额定电流的()倍
A.1~2
B.2~3
C.4~7
D.5~10
参考答案:C
There is clear evidence _____ the most difficult feeling of all to interpret is bodily pain. [ ]
A. what
B. if
C. how
D. that
女,28岁,反复骨骼疼痛,结合图像,最可能的诊断是()
A.地中海贫血
B.镰状细胞贫血
C.白血病
D.脊椎退行性变
E.椎间盘突出