【单选题】
已知三点A(10、20、15)、B(10、0、30)、C(0、10、0),则在坐标面上的点为______。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-style-parent:"";
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A、B、C三点
②
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-para-margin-bottom:.0001pt;
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mso-bidi-font-size:11.0pt;
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B点
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-tstyle-colband-size:0;
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mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
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mso-bidi-font-size:11.0pt;
font-family:等线;
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mso-fareast-font-family:等线;
mso-fareast-theme-font:minor-fareast;
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mso-hansi-theme-font:minor-latin;
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B、C两点
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
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font-size:10.5pt;
mso-bidi-font-size:11.0pt;
font-family:等线;
mso-ascii-font-family:等线;
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mso-fareast-font-family:等线;
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C点
【单选题】
设j和k都是int类型,则for循环语句(). for(j=0,k=0; j scanf(%d,&k);
【单选题】
用8051的定时器T0定时,用模式2,则应____。
①
启动T0前向TH0置入计数初值,TL0置0,以后每次重新计数前要重新置入计数初值
②
启动T0前向TH0、TL0置入计数初值,以后每次重新计数前要重新置入计数初值
③
启动T0前向TH0、TL0置入计数初值,以后不再置入
④
启动T0前向TH0、TL0置入相同的计数初值,以后不再置入
【判断题】
特征函数 f ( t )具有性质:f ( 0 ) = 1
【判断题】
<img src=http://60.205.157.60/course/a@0C3D1D03AA7BF8D0CC7BBAB94E2CD022.png title=67T8HK@P2YK3R0T[ZUUHZ}E.png alt=67T8HK@P2YK3R0T[ZUUHZ}E.png/>
【单选题】
1. 对下面程序段描述正确的是int x=0,s=0; while (x!=0) s=s+x+1;printf(%d
【单选题】
循环for(int i=0,x=0;!x&&i<=5;i++);的循环体执行次数是()
【单选题】
请阅读以下程序:
main()
{int a=5,b=0,c=0;
if(a=b+c) printf(***\n
else printf($$$\n
【判断题】
转移概率是某一事件从t0=0的一种状态,转移到t1=1另一状态。()