皮皮学，免费搜题
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搜题
【单选题】
潜水员如果过快地从海底上升到地面容易发生()A.
肺不张
B.
脂肪栓塞
C.
血栓栓塞
D.
氮气栓塞
E.
肺水肿
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举一反三
【单选题】You have a computer named Computer1 that runs Windows 7. You need to configure Computer1 to supportthe collection of Windows system events from other computers. Which command should you run?（）
A.
Wecutil.exe qc
B.
Winrm.exe quickconfig
C.
Winrs r：Computer1
D.
Wmic /aggregate
【单选题】A technician needs to configure a computer with an external storage drive. Which of the following interfaces would provide the FASTEST throughput?（）
A.
USB 2.0
B.
eSATA
C.
CAT5
D.
FireWire
【单选题】Imagine you receive an e-mail that looks something like this: ARE YOU GOING TO CLASS TODAY? How does(61) this message make you feel? ( 62) did the sender use all capital letters? Was he or she angry，o...
A.
leaving
B.
copying
C.
watching
D.
reading
【单选题】You have a computer that runs Windows Vista. You need to configure your computer so that you can interact with your desktop when you are prompted for user account control permissions. What should you ...
A.
A
B.
B
C.
C
D.
D
【多选题】应用两相溶剂萃取法对物质进行分离,要求
A.
两种溶剂可任意互溶
B.
两种溶剂不能任意互溶
C.
物质在两相溶剂中的分配系数不同
D.
加人一种溶剂可使物质筑淀析出
E.
温度不同物质的溶解度发生改变
【多选题】应用两相溶剂萃取法对物质进行分离，要求
A.
两种溶剂可任意互溶
B.
两种溶剂不能任意互溶
C.
物质在两相溶剂中的分配系数不同
D.
加入一种溶剂可使物质沉淀析出
E.
温度不同物质的溶解度发生改变
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