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【单选题】
下列关于电子信息机房的设计中，（）不符合《电子信息系统机房设计规范GB50174-2008》的要求。A.
机房采用二级、三级耐火等的建筑材料，重要部位采用一级耐火等级的材料
B.
机房内所有设备的金属外壳、各类金属管道、金属线槽、建筑物金属结构等全部进行等电位连接并接地
C.
在机房吊顶上和活动地板下都设置火灾探测器
D.
主机房内绝缘体的静电电位不大于1kV
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【单选题】Rewriting is something that most writers find they have to do. They rewrite to discover what they have to say. They rewrite to discover how to say it. There are a few writers who do little formal rewr...
A.
For this reason
B.
Instead
C.
Indeed
D.
Therefore
E.
On the contrary
F.
Next
G.
Moreover
H.
However
I.
In fact
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