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GIS 中的误差是指 GIS 中数据表示与其现实世界本身的差别。数据误差的类型可以是随机的,也可以是系统的。归纳起来,数据的误差主要有四大类,即()。A.
几何误差
B.
属性误差
C.
时间误差
D.
逻辑误差
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【简答题】学校有6个篮球，8个足球，足球个数比篮球个数多25%______．
【简答题】(1)I was only an 11-year-old girl when my parents told me that we would soon move to America. We were on the bus then. I was crying, and some people on the bus were turning around to look at me. I rem...
【简答题】指针练习题.doc 指针练习题.doc 指针练习题.doc
【简答题】某篮球队与其他6支篮球队依次进行6场比赛，每场均决出胜负，设这支篮球队与其他篮球队比赛胜场的事件是独立的，并且胜场的概率是 . (1)求这支篮球队首次胜场前已经负了两场的概率； (2)求这支篮球队在6场比赛中恰好胜了3场的概率； (3)求这支篮球队在6场比赛中胜场数的期望和方差．
【单选题】From the dialogue between the king and the girl, we know that after hearing the girl's story, the king ______.
A.
wanted to see the baby
B.
became angry with her
C.
thought the girl was a fool
D.
understood the girl's meaning
【单选题】Can you tell me how old ________? [ ]
A.
is the girl
B.
the girl is
C.
are you
D.
are they
【简答题】The girl looked at me with a ______ . Maybe the problem was quite ______. Apuzzled; puzzling Bpuzzling; puzzled Cpuzzled; puzzled Dpuzzling; puzzling
【简答题】学校买6个篮球和4个足球共用去520元；如果买6个篮球和6个足球就要用去600元。买篮球和足球每个各用去多少元？
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