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【单选题】
下列用二元组表示的数据结构,试画出对应的图形表示(当出现多个关系时, 对每个关系画出相应的结构图),并指出属于何种结构。 D=(K,R) 其中 K={1,2,3,4,5,6} R={r} r={(1,2),(2,3),(2,4),(3,4),(3,5),(3,6),(4,5),(4,6)}A.
集合结构
B.
线性结构
C.
结构
D.
散列结构
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举一反三
【单选题】—_____? —It's Tuesday, the 10th. [ ]
A.
How is it today
B.
What day is it today
C.
What's today
D.
When is it today
【单选题】Compared with technologies in the 16th and 19th century, technologies today are more ______.
A.
ingenious and portable
B.
marvelous and effective
C.
intuitive and unreliable
D.
facile and responsive
【简答题】干燥失重测定和水分测定有何区别？常用的水分测定方法有哪些？各适用于什么供试品的检查？
【简答题】干燥失重测定和水分测定有何区别?常用水分测定方法有哪些 ?
【单选题】— ______. — It's Thursday the 15th. [ ]
A.
How is the weather today?
B.
What day is it today?
C.
What's the time?
D.
What's the date today?
【单选题】What is the date today according to the talk?
A.
July 10th.
B.
July 11th.
C.
July 9th.
D.
July 8th.
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