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【简答题】
国家标准规定:水泥的安定性可采用 法检验必须合格,具体方法包括 法和 法两种。
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举一反三
【单选题】In the expression 'an immense body of literature', the word 'literature' is nearest in meaning to ______.
A.
specific information for a research
B.
printed material in general
C.
words that are designated
D.
fiction written by famous writers
【单选题】Other people believe that if they know enough they will find this thing. This sentence means ______ .
A.
other people think if they know a lot they will be able to get enough money and that will make them happy
B.
Other people think it tree that enough knowledge will bring them enough money
C.
Other people hold the opinion that the more they know the happier they will become
D.
Other people hold the opinion that if they become knowledgeable enough they will feel happy
【简答题】It is possible to find out if a person has adapted to the changes of routine by measuring his body temperature because ________. A) body temperature changes when the cycle of sleep and walness alt...
【多选题】下列说法正确的是( )
A.
最小树问题就是最短路问题
B.
最短路等于最短路长
C.
Dijkstra算法使用的前提条件是：弧（边）长非负，问题求极小值
D.
Dijkstra算法中用到了两种标号：点标号、边(弧)标号
E.
Dijkstra算法可以求任意两点之间的最短路
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