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【单选题】
根据GB/T3730.1-2001《汽车和挂车类型的术语与定义》,汽车按用途分为( )和商用车。A.
商务车
B.
私家车
C.
公务车
D.
乘用车
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The long-run average cost (LRAC) curve indicates the ________.
A.
per unit cost of output in the long run
B.
projected total production costs of competitors
C.
variable costs incurred by a firm over time
D.
fixed costs incurred by a firm over the long term
【判断题】The long-run average cost curve is always tagent to the lowest point of all short-run average cost curves.
A.
正确
B.
错误
【简答题】请将以下网站主页截图:中国国家图书馆、上海图书馆、山东省图书馆、清华大学图书馆、北京大学图书馆、教育部、国家科技图书文献中心、中华人民共和国政府网。
【单选题】The long-run average total cost of producing 100 units of output is $4, while the long-run average cost of producing 110 units of output is $4. These numbers suggest that the firm producing this outpu...
A.
economies of scale.
B.
diseconomies of scale.
C.
constant returns to scale.
D.
diminishing returns.
【简答题】写出中国国家图书馆的首页网址:
【判断题】The long-run average cost curve is not the envelope of the short-run average cost curve
A.
正确
B.
错误
【单选题】Suppose McDonald's puts up five new stores in San Francisco using exactly the same floor plan, capital equipment and number of workers, then the long run average cost curve of McDonald's would be ____...
A.
horizontal; constant returns to scale
B.
horizontal; economies of scale
C.
upward sloping; economies of scale.
D.
horizontal; diseconomies of scale.
【简答题】请利用百度找出以下国内外OPAC的网址: CALIS公共目录检索系统、中国国家图书馆目录查询系统、上海图书馆书刊检索系统、美国国会图书馆OPAC书目系统、英国国会图书馆OPAC书目系统。
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