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【多选题】
在文献调研时以下哪些措施可以帮助降低文献获取成本、 提高检索效率?( )A.
访问国家图书馆、公共图书馆的网站，找到可免费访问的学术资源
B.
优先选用本校订购的电子资源
C.
学会使用数据库的高级检索和专家检索功能，提高检索效率
D.
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举一反三
【单选题】会有5-HT及5-HIAA上升的是 ( )
A.
抑郁性精神病患者CSF中
B.
精神发育迟滞的病儿血中
C.
颅脑外伤疾病患者CSF中
D.
精神分裂症病人血中
E.
癫痫患者CSF中
【简答题】•2 Fill in the blanks with the words given below.Change the form where necessary.Each word can be used only once. • This author expresses her China ____and Chinese cultural consciousness through her ...
【单选题】Suppose the domestic supply (Q S U.S. ) and demand (Q D U.S )for bicycles in the United States are given by the following set of equations: Q S U.S. = 2P Q D U.S. = 200 – 2P. Demand (Q D ) and supply ...
A.
a. neither the U.S. nor the Rest of the World gain from trade.
B.
b. both countries gain from trade, but the U.S. gains more than the Rest of the World.
C.
c. both countries gain from trade, but the Rest of the World gains more than the U.S.
D.
d. the net change in total surplus in the U.S. is zero but the Rest of the World gains.
【单选题】会有5-HT及5-HIAA上升的是
A.
精神发育迟滞的病儿血中
B.
抑郁性精神病患者CSF中
C.
精神分裂症病人血中
D.
颅脑外伤疾病患者CSF中
E.
癫痫患者CSF中
【简答题】What was the name given to the generation that came of age during the 1960s?
【单选题】Suppose the domestic supply (Q S U.S. ) and demand (Q D U.S )for bicycles in the United States are given by the following set of equations: Q S U.S. = 2P Q D U.S. = 200 – 2P. Demand (Q D ) and supply ...
A.
neither the U.S. nor the Rest of the World gain from trade.
B.
both countries gain from trade, but the U.S. gains more than the Rest of the World.
C.
both countries gain from trade, but the Rest of the World gains more than the U.S.
D.
the net change in total surplus in the U.S. is zero but the Rest of the World gains.
【单选题】关于对悬浮预热窑的特点的描述不正确的是:( )
A.
生料粉能与热气流充分接触。
B.
气、固相接触面大，传热速度快、效率高。
C.
有利于提高窑的生产能力，但使熟料热耗增加。
D.
维修比较简单，占地面积小。
E.
投资费较低。
【简答题】Complete the following table with the information given in S ample 2 .
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