可能的诊断是
A.热性惊厥
B.低血糖症
C.颅内感染
D.低钠血症
E.维生素D缺乏性手足搐搦症
参考答案:E
What is the decimal value of the following 32—bit two's complement number ( )1111 1111 1111 1111 1111 1111 1100
A.-8
B.-4
C.4
D.8
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