震颤、脱皮
A.苯妥英钠B.卡马西平C.加巴喷丁D.丙戊酸钠E.地西泮
参考答案:D
This city, ______ lies in the northeast, was the country's busiest port from 1648 to 1950.[ ]
A. that
B. which
C. what
D. where
A.U=vBl,流过固定电阻R的感应电流由b到d
B.U=vBl,流过固定电阻R的感应电流由d到b
C.U=vBl,流过固定电阻R的感应电流由b到d
D.U=vBl,流过固定电阻R的感应电流由d到b