β型溶血性链球菌侵入人体后可产生下列哪些病变()
A.化脓性病变
B.中毒性病变
C.中枢神经系统病变
D.变态反应性病变
E.肾病综合征
参考答案:A, B, D
A RADIO SIGNAL FROM A DISTRESSED VESSEL AUTOMATICALLY DIRECTED TO A RCC GIVING POSITION,IDENTIFICATION,COURSE AND SPEED OF THE VESSEL AS WELL AS THE NATURE OF DISTRESS is known as().
A.Distress alert
B.Safety alert
C.Emergency alert
D.General alert
按照智力测验的标准,智力超常儿童的智商最低临界值应是()
A.130
B.140
C.150
D.160