10000赫高频交流电的感知电流,男性约()毫安,女性约为()毫安;平均摆脱电流,男性约为()毫安,女性约为()毫安。
参考答案:1.5;0.6;16;10.5
–Do you think they have as many books as they’ve described?
--Well, in my opinion, they have few books, if ______.
A.some
B.none
C.any
D.many
溃疡病幽门梗阻病人的主要临床表现()
A.腹胀
B.食欲减退
C.营养不良
D.阵发性腹痛
E.呕吐大量宿食