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【单选题】
常用于电镜研究的固定剂是（）A.
80%～90%乙醇
B.
1%～2%锇酸
C.
5%～1%铬酸
D.
10%福尔马林
E.
3%～5%醋酸
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举一反三
【单选题】下列关于T4和T3的药理特性,正确的是
A.
T4的作用大于T3
B.
血中以T3为主
C.
T3作用强于T4
D.
T3维持时间长于T4
E.
T4和T3在体内可相互转化
【单选题】You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. You create the following controls： a composite custom control named MyControl. a templated custom control...
A.
A
B.
B
C.
C
D.
D
【单选题】You work as an application developer at Certkiller .com. You have recently created a business application， which requires complex installation logic. You add the following code to your project after e...
A.
The assembly should be compiled and the Install.exe tool should be run.
B.
The RunInstaller attribute should be added to the business application assembly and it should be set to true.
C.
The assembly should be compiled and should be run as normal.
D.
The RunInstaller attribute should be added to the ApplicationInstaller class and it should be set to true.
【简答题】2015~2016九年级上册数学期末考试填空题第18小题答案及考点分析18．如图，在?ABCD中，AE⊥BC于E，AE=EB=EC=a，且a是一元二次方程x2+2x﹣3=0的根，则?ABCD的周长是
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