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【单选题】
如果消费函数为 ,并且税收和政府支出同时增加10000美元,则均衡的收入水平将()
A.
保持不变
B.
增加20000美元
C.
增加10000美元
D.
下降10000美元
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【单选题】菌血症是指下列哪一项?
A.
细菌在局部一个毛囊内产生化脓性感染
B.
细菌进入血液循环中,迅速大量繁殖,产生大量毒素,全身中毒症状严重
C.
大量细菌毒素入血,引起全身中毒症状者
D.
局部病灶内化脓性细菌栓子,并产生转移性脓肿
E.
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A.
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B.
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C.
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D.
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【判断题】PLC 结构的选择,在相同功能和相同 I/O 点数的情况下,整体式 PLC 比模块式 PLC 价格低。该说法
A.
正确
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【单选题】败血症是指
A.
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B.
细菌不在血中,毒素入血,有全身中毒表现
C.
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D.
细菌入血,有多发性脓肿
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A.
菌血症
B.
败血症
C.
毒血症
D.
脓毒血症
E.
以上都是
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