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【单选题】
关于数据组织的维度,哪个选项的描述是错误的?A.
数据组织存在维度，字典类型用于表示一维和二维数据
B.
二维数据采用表格方式组织，对应于数学中的矩阵
C.
数据由键值对类型的数据构成，采用对象方式组织
D.
一维数据采用线性方式组织，对应于数学中的数组和集合等概念
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举一反三
【单选题】某建筑物地基需要压实填土8000m3,控制压实后的含水量W1=14%,饱和度Sr=90%;填料重度r=15.5kN/m3,天然含水量W0=10%,相对密度Gs=2.72,此时需要填料的方量最接近下列( )。(2004年岩土工程师专业考试试题)
A.
10650 m3
B.
10850 m3
C.
11050 m3
D.
11250 m3
【简答题】阅读理解。 Tom was not old, but he did not have much hair. His wife Grace had thick, beautiful, black hair. They had one daughter. Her name was Jane, and she was four and a half years old. There was a phot...
【简答题】costs have been__by 30% in the past years.
【简答题】Tom was not old, but he did not have much hair. His wife, Grace, had thick, beautiful, black hair. They had one daughter. Her name was Jane, and she was four and a half years old. There was a photo of...
【简答题】Costs have been ____by 30% in the past years.
【单选题】When the allocated amount of indirect costs are less than the actual amount, indirect costs have been:
A.
overabsorbed
B.
underapplied
C.
underallocated
D.
Both underapplied and underallocated are correct.
【简答题】(名)宫阙,宫殿
【单选题】Although costs have been steadily since last October, we have not yet our prices.
A.
raising, risen
B.
risen, raising
C.
rising, raised
D.
raised, rising
【单选题】They had to ______ their way through a mist that was rapidly turning into a thick fog.
A.
converge
B.
grope
C.
strive
D.
grip
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