设有蒸汽管道的通行管沟，事故人孔间距不应大于（）。A.100m B.200m C.3

如图所示，电源电压为12V，R₁=10Ω，开关闭合时，电压表的示数为3V。求：R₂的阻值。

冬季伴随寒潮的天气系统是（）。

A．锋面气旋

B．温带气旋

C．冷性反气旋

D．暖性反气旋

医疗机构门诊开具第二类精神药品片剂，每张处方用量要求为（）

A.1日常用量

B.不超过15日常用量

C.不超过3日常用量

D.不超过7日常用量

Deflation is an economic theory relating changes in the price levels to changes in the quantity of money. In its developed (1) , it constitutes an analysis of the (2) underlying inflation and deflation. As (3) by the English philosopher John Locke in the 17th century, the Scottish (4) David Hume in the 18th century, and (5) , it was a weapon (6) the mercantilists, who were thought to equate wealth with money. If the (7) of money by a nation merely raised (8) , argued the quantity theorists, then a "favourable" balance of trade, (9) desired by mercantilists, would increase the supply of money but would not in-crease (10) . In the 19th century the quantity theory (11) to the ascendancy of free trade over protectionism. In the 19th and 20th centuries it played a part in the (12) of business cycles and in the theory of foreign (13) rates.

The (14) theory came under attack during the 1930s, (15) monetary expansion seemed ineffective in combating deflation. Economists argued that the levels of investment and government spending were more important than the money supply in determining economic activity.

The tide of opinion (16) again in the 1960s, when experience (17) post-World WarⅡ inflation and new empirical (18) of money and prices— (19) A Monetary History of the United States (1963) by Milton Friedman and Anna Schwartz—restored much of the quantity theory’ s lost prestige. One implication of this theory is that the size of the stock of money must be considered when shaping governmental policies (20) to control prices and maintain full employment.

20（）

A.measured

B.pointed

C.led

D.meant

常德市政府法制办准备对市政府工作部门行政执法文书的内容进行调整和规范。下列有关表述不正确的是：（）

A.证据采信理由主要说明调查取证、对证据的查证属实、违法证据排除等情况

B.依据适用理由主要说明选择适用法律、法规、规章，以及选择适用法律条文的情况

C.决定裁量理由主要说明适用规范行政裁量权的一般规则、特别规则，以及适用行政裁量权基准和参照行政执法指导案例的情况

D.证据采信理由主要说明调查取证、对证据的查证属实、违法证据排除及罚没财物的处置等情况