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【单选题】
分析下面代码的时间复杂度( ) for i=0 to n for j=0 to m s[i][j]=0A.
O(n*m)
B.
O(n)
C.
O(m)
D.
O(n+m)
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举一反三
【单选题】光学传递函数MTF=0.15时所对应的极限空间分布率值Nmax越大,则:
A.
该系统成像质量越好；
B.
该系统成像质量越差；
C.
该系统成像尺寸越大；
D.
该系统成像尺寸越小。
【简答题】M: I don’t have anything particular (4) ________. I’m going to be here for about a year’s studying .
【单选题】The buttergly didn't find a wife in the end because .
A.
he could not find a flower pretty enough to be his wife
B.
none of the flowers wanted to be his wife
C.
the flowers couldn't live long enough
D.
he spent too long choosing his wife
【多选题】阵列命令有以下几种复制形式:() (A) 矩形阵列 (B) 环形阵列 (C) 三角阵列 (D) 样条阵列
A.
（A） 矩形阵列
B.
（B） 环形阵列
C.
（C） 三角阵列
D.
（D） 样条阵列
【单选题】W : Hello, this is the Lost and Found. M : My name is Robert Francis, and I left my coat in No. 3 Waiting Room this morning. Do you have it? W : I’m sorry. It hasn’t been turned in yet. 1. .—You h...
A.
Yes ， I do.
B.
No, I didn’t.
C.
Yes, I have.
D.
No, I haven’t.
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