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【单选题】
一个心动期中,心房和心室的舒张期长于收缩期的生理意义不包括(2015)
A.
使心肌不易产生疲劳
B.
使心室有充足的血液充盈
C.
使心肌不出现强直收缩
D.
有利于心室肌血液供应
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举一反三
【单选题】Consider Figure 5.6. In the global market for wine, the EU is willing to supply as much wine as the US demands at $8 per bottle. IF the US imposes a quota of 15 bottles of wine, how much wine will US ...
A.
30 bottles, 20 bottles, 10 bottles
B.
40 bottles, 25 bottles, 15 bottles
C.
30 bottles, 30 bottles, 0 bottles
D.
30 bottles, 15 bottles, 15 bottles
【简答题】影响人际交往的主观因素有: 认识因素、情感因素、_。
【单选题】发挥材料的个性,确保优质合理的结构,是(  )的前提。
A.
结构设计
B.
色彩设计
C.
便利性设计
D.
环保性设计
【单选题】通过关键词字段检索智慧图书馆方面的文献,检索结果太少,要用修改字段的方式扩检,以下哪个字段能检索到最多文献?
A.
篇名
B.
主题
C.
全文
D.
摘要
【单选题】Consider Figure 5.6. In the global market for wine, the EU is willing to supply as much wine as the US demands at $8 per bottle. How much will the US produce and import in these circumstances?Figure...
A.
5 bottles, 40 bottles
B.
40 bottles, 0 bottles
C.
5 bottles, 35 bottles
D.
5 bottles, 0 bottles
【单选题】Consider Figure 5.6. In the global market for wine, the EU is willing to supply as much wine as the US demands at $8 per bottle. What will happen to the price of a bottle of wine in the US if a quot...
A.
increase to $15
B.
increase to $10
C.
stay the same at $8
D.
decrease to $5
【多选题】影响人际关系的主观因素有( )。
A.
成员的个性特点、态度观点兴趣等的相似性
B.
需求的互补性
C.
代际关系
D.
交往中的心理状态
【单选题】以下检索式,哪个检索结果最多?
A.
ti=((straw* or stalk*) and fermentation and (ethanol or bioethanol))
B.
ti=((straw* or stalk*) and fermentation and (ethanol* or bioethanol*))
C.
ts=((straw* or stalk*) and fermentation and (ethanol* or bioethanol*))
D.
ts=((straw* or stalk*) and fermentation and (ethanol or bioethanol))
【单选题】(Figure: Wine and Wheat) Using the graph, if this economy is producing at point A, we know the economy is:
A.
using its resources efficiently.
B.
using its resources inefficiently.
C.
producing at an unattainable point.
D.
trading with another country.
【单选题】以下检索式,哪个检索结果最多?
A.
TI=((straw* or stalk*) and ferment* and (ethanol or bioethanol))
B.
TI=((straw* or stalk*) and ferment* and (ethanol* or bioethanol*))
C.
TS=((straw* or stalk*) and ferment* and (ethanol* or bioethanol*))
D.
TS =((straw* or stalk*) and ferment* and (ethanol or bioethanol))
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