网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)

温度对CO2激光器有很大影响,要提高输出功率,必须降低工作气体的温度。


参考答案

更多 “温度对CO2激光器有很大影响,要提高输出功率,必须降低工作气体的温度。” 相关考题
考题 有以下程序:int sub(int n) { return(n/10+n%10); }void main(){ int x,y; scanf("%d",x); y=sub(sub(sub(x))); printf("%d\n",y);}若运行时输入:4321回车,程序的输出结果是。

考题 对窗体编写如下事件过程: Private Sub Form_ MouseDown(Button As Integer,Shift As Integer,X As Single,Y As Single) If Button =2 Then Print “AAAAA” End If End Sub Private Sub Form_ MouseUp (Button As Integer,Shift As Integer,X As Single,Y As Single) Print “BBBBB” End Sub 程序运行后,如果单击鼠标右键,则输出结果为______ 。A.AAAAA BBBBBB.BBBBBC.AAAAAD.BBBBB AAAAA

考题 运行以下程序后,输出结果为_____________。 Private Sub Command1_Click() a=1:b=2:c=3 Call test(a,b+3,(c)) Print "main:";a;b;c End Sub Private Function test(p,m,n) p=p+1:m=m+1:n=n+1 Print "sub:";p;m;n End Function:A. sub:2 6 4 main:1 2 3B. sub:2 6 4 main:2 2 3C. sub:2 6 4 main:2 6 4D. sub:2 6 4 main:1 6 4

考题 阅读如下程序, a = 1: b = 2: plus S, a, b: Print S:不能使其输出结果为3的plus过程为( )。 A、Sub plus(sum, a , b ): sum = a + b: End SubB、Sub plus(ByVal sum , a , b ): sum = a + b: End SubC、Sub plus(sum , ByVal a, ByVal b ): sum = a + b: End SubD、Sub plus(sum , ByRef a , ByRef b ): sum = a + b: End Sub

考题 以下程序的输出结果是【 】。main(){ int x=0;sub(x,8,1);printf(“%d\n”,x);}sub(int *a,int n,int k){ if(k<=n)sub(a,n/2,2*k);*a+=k;}

考题 阅读以下说明及Visual Basic程序代码,将应填入(n)处的字句写在对应栏内。【说明】在窗体上设计两个文本框和两个标签,标签上显示:“摄氏温度:”和“华氏温度:”,文本框一个用于输入摄氏温度数,一个用于输出对应的华氏温度。摄氏温度与华氏温度的转换公式为:c=(5/9)×(f-32)要求:对输入的摄氏温度数有检查功能,以拒绝接收非数字字符。运行界面如图所示。【Visual Basic代码】Private Sub Commandl_Click ()Text1 = ""Text2 = ""Text1.Enabled = TrueText2.Enabled = TrueText1.SetFocusEnd SubPrivate Sub Command2 Click ()EndEnd SubPrivate Sub Form. Load ()Text1 = ""Text2 = ""Text1.Enabled = FalseText2.Enabled = FalseEnd SubPrivate Sub Textl_Change ()Text2.Text = (1)End SubPrivate Sub Textl_KeyPress (KeyAscii As (2) )If (3) ThenIf Chr ( KeyAscii ) < "0" Or (4) Then(5)End IfEnd IfEnd Sub

考题 有以下程序:int sub(int n) { return(n/10+n%10); }main(){ int x, y;scanf("% d", x);y=sub(sub(sub(x)));printf("% d\n", y);}若运行时输入:1234<回车>,程序的输出结果是【 】。

考题 下列程序输出的结果是()。includesub1(char a,char b){char c:c=a:a=b:b=c; }sub2(char 下列程序输出的结果是( )。 #include<stdio.h> sub1(char a,char b) {char c:c=a:a=b:b=c; } sub2(char*a,char b) {char c:c=*a;”a=b;b=c;} sub3(char*a,char*b) {char c;c=*a;”a=*b;*b=c;} void main() { char a,b; a='A';b='B':sub1(a,b);putchar(a):putchar(b): a='A';b='B'; sub2(a,b);putchar(a);putchar(b); a='A';b='B'; sub3(a,b);putchar(a);putchar(b); putchar('\n'); }A.ABABABB.ABBBBAC.ABBABAD.ABABBA

考题 下列程序的输出结果是______。 #include sub1(char a,char b) {char c; c=a;a=b;b=c;} sub2(char* a,char b) {char c; c=*a;*a=b;b=c;} sub3(char* a,char*b) {char c; c=*a;*a=*b;*b=c;} { char a,b; a='A' ;b='B'; sub3 (a, b) ;putchar (a) ;putchar (b); a='A';b='B';sub2(a,b);putchar(a);prtchar(b); a='A';b='B';sub1(a,b);putchar(a) ;putchar(b); }A.BABBABB.ABBBBAC.BABABAD.BAABBA

考题 在窗体中添加一个命令按钮,编写如下程序: Private Sub Subl(p,m,n) p=p+1:m=m+1:n=n+1 Print"subl:";p;m;n End Sub Private Sub Command1_Click() al=1:b=2:c1=3 Call Subl(a,b1+3,c1) Print"Main:";a1;b1;c1 End Sub 程序运行后,输出结果为A.Sub:2 6 4 Main:2 6 4B.Sub:2 6 4 Main:2 6 4C.Sub:2 6 4 Main:1 2 3D.Sub:2 6 4 Main:2 2 3

考题 运行下列程序,最后在窗体中输出【 】。Private Sub command1_Click()a=65 : b = 17a = a Mod b ^ 2a = a \ 4Print aEnd Sub

考题 执行下面程序,第一行输出结果是【 】,第二行输出结果是47。Option ExplicitPrivate Sub Form_Click( )Dim A As IntegerA=2Call Sub1 (A) End SubPrivate Sub1 (x As Integer)x=x*2+1If x<10 ThenCall Sub1 (x)End Ifx=x*2+1Print xEnd Sub

考题 以下程序的输出结果是( )。 include main()fint x=0; sub(x,16,2); printf("%d\n", 以下程序的输出结果是( )。include<stdio.h>main()fint x=0;sub(x,16,2);printf("%d\n",x);}sub(int*a,int n,int k){if(k<=n) sub(a,n/2,2*k);*a+=k;}

考题 在窗体中添加一个命令按钮,编写如下程序: Private Sub Test(p,m,n) p=p+1:m=m+1:n=n+1 Print "Sub: ";p;m;n End Sub Private Sub Command1.Click() a1=1:b=2:c1=3 Call Test((a,b1+3,(c1)) Print "Main:";a1;b1;c1 End Sub 程序运行后,输出结果为A.Sub: 2 6 4 Main: 2 6 4B.Sub: 2 6 4 Main: 2 6 4C.Sub: 2 6 4 Main: 1 2 3D.Sub: 2 6 4 Main: 2 2 3

考题 有程序如下: Sub subP(b() As Integer) For i=1 To 4 b(i)=2*i Next i End Sub Private Sub Command1_Click() Dim a(1 To 4) As Integer a(1)=5 a(2)=6 a(3)=7 a(4)=8 subP a() For i=1 To 4 Print a(i) Next i End Sub运行上面程序,单击命令按钮,输出结果为______ 。A. 2 4 6 8B.5 2 2 2C.10 12 14 16D.出错

考题 在窗体中添加一个命令按钮,编写如下程序:Private Sub Sub1(p,m,n)p=p+1:m=m+1:n=n+1Print "sub1:";p;m;nEnd SubPrivate Sub Command1_Click()a1=1:b=2:c1=3Call Sub1(a,b1+3,c1)Print"Main:";a1;b1;c1End Sub程序运行后,输出结果为A.Sub: 2 6 4 Main: 2 6 4B.Sub: 2 6 4 Main: 2 6 4C.Sub: 2 6 4 Main: 1 2 3D.Sub: 2 6 4 Main: 2 2 3

考题 在窗体上画了两个按钮控件Command1和Command2,有如下程序: Private Sub Command1_Click() Print "Visual"; End Sub Private Sub Command2_Click() Print "Basic"; End Sub Private Sub Form_Load() CommandCancel=True Command1.Cancel=True End Sub 执行程序后,按键盘Cancel键,在窗体上输出的结果是A.BasicB.VisualC.CancelD.True

考题 请选出以下程序的输出结果 ______。include sub(x, y, z)int x, y,*z;{*z=y-x:}main() 请选出以下程序的输出结果 ______。#include <stdio. h>sub(x, y, z)int x, y,*z;{*z=y-x:}main(){ int a, b, c; sub 10,5,a);sub(7,a,b);sub(a, b, c); printf("%d,% d,/%d\n", a, b, c);}A.5,2,3B.-5,-12,-7C.-5,-12,-17D.5,-2,-7

考题 有以下程序includesub1(char a,char B) {char c;c=a;a=b;b=c;}sub2(char *a,char B) { 有以下程序 #include<stdio.h> sub1(char a,char B) {char c;c=a;a=b;b=c;} sub2(char *a,char B) {char c;c=*a;*a=b;b=c;} sub3(char *a,char *B) {char c;c=*a;*a=*b;*b=c;} main() { cha,a,b; a='A';b='B';sub3(a,b) putchar(a);putchar(b); a='A';b='B';sub2(a,b) ;putchar(a);putchar(b); a='A';b='B';sub1(a,b) ;putchar(a);putchar(b); } 程序运行后的输出结果是( )A.BABBABB.ABBBBAC.BABABAD.BAABBA

考题 在窗体中添加一个命令按钮,编写如下程序: Private Sub Sub1(p,m,n) p=p+1:m=m+1:n=n+1 Print "sub1:";p;m;n End Sub Private Sub Command1_Click() a1=1:b=2:c1=3 Call Sub1(a,b1+3,c1) Print"Main:";a1;b1;c1 End Sub 程序运行后,输出结果为A.Sub: 2 6 4 Main: 2 6 4B.Sub: 2 6 4 Main: 2 6 4C.Sub: 2 6 4 Main: 1 2 3D.Sub: 2 6 4 Main: 2 2 3

考题 有如下Sub过程:Sub ind(a As Integer)Static x As Integerx= x + aPrint x:End Sub以下是调用它的事件过程,程序运行后,单击命令按纽Command1三次,输出结果为【 】。Private Sub Command1_Click()Ind 2End Sub

考题 人体内O2、CO2进出细胞膜是通过A.单纯扩散B.易化扩散C. 人体内O<sub>2</sub>、CO<sub>2</sub>进出细胞膜是通过A.单纯扩散B.易化扩散C.主动转运D.人胞作用E.出胞作用

考题 单选题变直径圆管流,细断面直径d1,粗断面直径d2=2d1,粗细断面雷诺数的关系是( )。A pResub1/sub=0.5Resub2/sub/pB pResub1/sub=Resub2/sub/pC pResub1/sub=1.5Resub2/sub/pD pResub1/sub=2Resub2/sub /p

考题 单选题干熄焦循环气体的主要成分为N2,其他成分还有H2、CH4、CO等气体,其中属于不可燃组分是( )。A pNsub2/sub /pB pHsub2/sub/pC pCHsub4/sub/pD CO

考题 单选题煤矿井下的有害气体主要是由()、CO2、H2S、NO2、H2、NH3气体组成。A COB pCHsub4/sub、SOsub2/sub/pC pSOsub2/sub、CO/pD pCO、CHsub4/sub、SOsub2/sub/p

考题 单选题已知某药口服肝脏首过效应很大,改用肌肉注射后( )。A ptsub1/2/sub减少,生物利用度也减少/pB ptsub1/2/sub不变,生物利用度增加/pC ptsub1/2/sub增加,生物利用度也增加/pD ptsub1/2/sub不变,生物利用度减少/pE ptsub1/2/sub和生物利用度皆不变化/p

考题 单选题A pIsub2/sub=Isub3/sub/pB pIsub2/sub=4Isub3/sub/pC pIsub2/sub=2Isub3/sub/pD pIsub3/sub=4Isub2/sub/p