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问题 单项选择题 A1/A2型题

下述病理改变中属于上皮异常增生的是（）

A.基底细胞液化变性

B.基底细胞极性消失

C.上皮钉突呈锯齿状

D.细胞间桥溶解

E.细胞核固缩

答案

参考答案：B

选择题
如图所示，矩形线圈有N匝，长为a，宽为b，每匝线圈电阻为R，从磁感应强度为B的匀强磁场中以速度v匀速拉出来，那么，产生的感应电动势和流经线圈中的感应电流的大小应为（　　）

A．E=Bav，

B．E=NBav，

C．E=Bav，

D．E=NBav，

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单项选择题

Which of the following most accurately describes the Monetarist school of macroeconomic thought in relation to aggregate demand and aggregate supply Monetarists believe that the money supply should be:（）

A. Increased during inflationary periods and reduced during recessionary periods.

B. Increased by a constant rate annually.

C. Reduced during inflationary periods and increased during recessionary periods.
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