急性一氧化碳中毒,在意识障碍恢复后,可经过多长时间的"假愈期"而出现迟发脑病( )
A.30天左右
B.5~10天
C.2~60天
D.6个月
E.72天
参考答案:C
“物理隔离对涉密系统的一项基本要求,基本含义是涉密系统与公众信”是息网络之间,没有任何光、电以及实体传输通道。()
同义句转换。
1. He began his piano at the age of three.
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2. He spent six years learning English.
3. Mr. Charter gave us a lesson in place of Ms Even yesterday.
4. Lang Lang's success came at a price.
5. He always expresses his gratitude to his parents.