【单选题】For a profit-maximizing monopoly that charges the same price to all consumers, what is the relationship between price P, marginal revenue MR, and marginal cost MC?
【单选题】王某,男, 25 岁。因动作语言减少、呆坐、不吃、不喝,间断出现冲动,伤人毁物行为被收治入院。护士应如何安置病人:
C.
将病人安排在大病室内,鼓励病人多参加集体活动
【简答题】常用接桩方法有1焊接、2法兰连接3硫磺胶泥锚接
【单选题】30下列关于Windows7搜索功能叙述中,正确的是(30)
A.
在搜索条中不输入任何内容,按回车键后,可以搜索计算机上所有的文件
【单选题】If Social Marginal Benefit (SMB) > Price (P) = Buyer’s Private Marginal Benefit (MB) = Seller’s Private Marginal Cost (MC) = Social Marginal Cost (SMC), it implies that:
A.
a. too much is supplied.
B.
b. not enough of a good is being demanded.
C.
c. the socially optimal amount is supplied.
D.
d. the buyers are not maximizing utility.
【单选题】王某,男,25岁。因动作语言减少、呆坐、不吃、不喝,间断出现冲动,伤人毁物行为被收治入院。护士应如何安置病人:
D.
将病人安排在大病室内,鼓励病人多参加集体活动
【简答题】可能引起片剂霉变的因素包括()A. 包装密闭不严或储存不当B.环境温暖、潮湿 B. 辅料 C. 药品自身因素 D. 片剂干裂
【单选题】常用接桩方法有1焊接、2法兰连接3硫磺胶泥锚接