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【判断题】
PD控制是无差控制,能消除系统的余差。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】从本质上讲,Servlet是____1____。
【简答题】Le climat est extrêmement chaud et sec dans les régions (nord-africain) .
【单选题】Once e-mail learners _______ with the basic knowledge of how to use the network, they ______ to a local network and a global network.
A.
are equipped … will be linked
B.
are equipping…will be linked
C.
are equipped … will link
D.
will be equipped…will be linked
【简答题】According to Swim,______will be important to spread behaviours that will help limit climate change.
【简答题】Mark has passed a law exam at school and would like to use this knowledge in his job.
【单选题】Evidence shows that the use of astronomic knowledge of astronomy greatly affected the life of the Mayas.
A.
Y
B.
N
C.
NG
【单选题】运行下面程序段的输出结果是（ ）int k , j , s ;for (k=2;k<6 ; k++){ s=1 ; for (j=k; j<6 ; j++) s+=j ;}printf(“%d\n”,s);
A.
15
B.
9
C.
6
D.
41
【单选题】下面程序段的输出结果是 。 int n[5]={1,-1,2},i,k=3; for(i=0;i
A.
1 -1 2
B.
2 0 3
C.
1 0 4
D.
2 1 5
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