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【单选题】
猪巴氏杆菌病急性型的病理变化是（ ）A.
全身性出血＋胃肠炎
B.
全身性出血＋浆膜炎
C.
全身性出血＋关节炎
D.
全身性出血＋纤维素性肺炎
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皮皮学刷刷变学霸
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【简答题】马丁·罗特认为:当一个国家或地区适龄青年(18-25岁)某一年进入高校的毛入学率在()%以内时,则大学教育被称为精英型高等教育
【单选题】A country’s balance of payments records:
A.
the prices that a country pays for its imports and the prices that the country receives for its imports.
B.
the flows of value between that country’s residents and residents of the rest of the world during a period of time.
C.
capital gains and losses on a country’s international assets.
D.
the value of a country’s holdings of foreign assets, minus the value of foreign holdings of the country’s assets.
【单选题】According to the relative PPP, if country A’s inflation rate is higher than country B’s inflation rate by 3%, __________.
A.
country A’s currency should depreciate against country B’s currency by 3%
B.
country A’s currency should appreciate against country B’s currency by 3%
C.
it is hard to say whether country A’s currency should appreciate or depreciate against country B’s currency. The exchange rate is influenced by many factors
D.
none of the above is true
【多选题】下列叙述正确的是( )
A.
放坡起点： 土壤在天然密实状态下，开挖到一定深度后土壤边坡开始自由坍落时的高度
B.
沟槽、基坑中土壤类别不同时，分别按其放坡起点、放坡系数依不同土壤厚度加权平均计算
C.
沟槽、基坑中土壤类别不同时，分别按其放坡起点、放坡系数依不同土壤厚度采用平均计算
D.
计算放坡时，在交接处的重复工程量不予扣除，槽、坑作基础垫层时，放坡自垫层上表面开始计算
E.
计算放坡时，在交接处的重复工程量应扣除，槽、坑作基础垫层时，放坡自垫层上表面开始计算
【单选题】When a country's currency appreciates, the country's goods abroad become______and foreign goods in that country become______.
A.
cheaper...more expensive
B.
more expensive...cheaper
C.
cheaper...cheaper
D.
more expensive...more expensive
【简答题】如果希望提高放大电路的放大倍数，其通频带则会变 （宽或窄）。
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