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)

Z1=Z2≠Z3时,若Z3厚度为1/2波长的整数倍时,Z3会漏检,若Z3厚度为1/4波长的奇数倍时,Z3反射回波为最高。


参考答案

更多 “Z1=Z2≠Z3时,若Z3厚度为1/2波长的整数倍时,Z3会漏检,若Z3厚度为1/4波长的奇数倍时,Z3反射回波为最高。” 相关考题
考题 在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: Private Sub subl(ByVal x As Integer, ByVal y As Integer, ByVal z As Integer) z=x*x+y*y End Sub Private Sub Command1_Click() Dim a As Integer a=8 Call subl(1, 2,a) Print a End Sub 程序运行后,单击命令按钮,则窗体下显示的内容是______。A.8B.2C.5D.11

考题 下面程序: Private Sub Form. _Click () Dim x, y, z As Integer x=5 y=7 z=0 Call P1(x, y, z) Print Str (z) End Sub Sub P1 (ByVal a As Integer, ByVal b As Integer , c As Integer) c= a+b End Sub 运行后的输出结果为______。A.0B.12C.Str(z)D.显示错误信息

考题 以下程序的运行结果是sub(int x,int y,int *z){*z=y-x;}main(){ int a,b,c;sub(10,5,a);sub(7,a,b);sub(a,b,c);printf("M,M,M\n",a,b,c);}A.5,2,3B.-5,-12,-7C.-5,-12,-17D.5,-2,-7

考题 以下程序的运行结果是()。includevoid sub(int x,int y,int*z){*Z=y-x;}void main() 以下程序的运行结果是( )。 #include<iostream.h> void sub(int x,int y,int*z) {*Z=y-x;} void main() {int a,b,c; sub(10,5,a); sub(7,a,b); sub(a,b,c); cout<<a<<“,”<<b<<“,”<<c<<endl;}A.5,2,3B.-5,-12,-7C.-5,-12,-17D.5,-2,-7

考题 单击按钮时,以下程序运行后的输出结果是 Private Sub proc1(x As Integer,y As Integer,z As Integer) x=3*z y=2*z z=x+y End Sub Private Sub Command1_Click() Dim x As Integer,y As Integer,Z As Integer x=1:y=2:z=3 Call proc1(x,x,z) Print x;x;z Call proc1(x,y,y) Print x;y;y End SubA.6 6 12 `B.9 5 10 6101051010C.9 6 12D.9 10 10 910155410

考题 有如下过程:Sub SS(ByVal X,ByRef Y,Z)X=X + 1Y=Y + 1Z=Z + 1End Sub执行该过程的事件过程如下:Private Sub Command1_Click()A = 1B = 2C = 3Call SS(A,B,C) Print A;B;CEnd Sub则该程序的执行结果是【 】。

考题 在窗体中添加一个命令按钮,并编写如下程序:Private Sub Command1_ Click() x=1: y=2: z=3 x=y: y=z: z=xEnd Sub程序执行后,输出的结果是______。A.3B.0C.2D.1

考题 若有以下程序:include using namespace std;void sub(int x,int y, int *z){ *z = y+ 若有以下程序: #include <iostream> using namespace std; void sub(int x,int y, int *z) { *z = y+x; } int main() { int a,b, c; sub (8,4,a) ; sub (6, a, b) ; sub(a,b,c) ; cout<<a<<", "<<b<<", "<<c<<end1; return 0; } 程序运行后的输出结果是( )。A.12,18,30B.-12,6,8C.6,8,10D.12,-18,16

考题 若有以下变量和函数说明:includecharCh='*';void sub(int x,int y,char ch,double* 若有以下变量和函数说明: #include<iostream.h> charCh='*'; void sub(int x,int y,char ch,double*Z) { switch(ch) { case'+':*Z=x+y;break; case'-':*Z=x-y;break: case'*':*Z=x*y;break; case'/':*z=x/y;break: } } 以下合法的函数调用语句是( )。A.sub(10,20,Ch,y);B.sub(1.2+3,2*2,'+',Z);C.sub(sub(1,2,'+',y),sub(3,4'+',x),'-',y);D.sub(a,b,x,ch);

考题 请选出以下程序的输出结果()includesub(x,y,z)int x,y,*z;{ *2=y-x;}main(){ int a,b, 请选出以下程序的输出结果( ) #include<stdio.h> sub(x,y,z) int x,y,*z; { *2=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 请选出以下程序的输出结果_______。includesub(x,y,z)int x,y,*z;{*z=y-x;}main(){int 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 单击一次窗体之后,下列程序代码的执行结果为______。 Private Sub Command1_ Click() Dim x As Integer, y As Integer, z As Integer x = 1: y = 2: z = 3 Call fun1 (x, y, z) Print x; y; z Call fun2(x, y, z) Print x; y; z End Sub Private Sub fun1(x As Integer, y As Integer, z As Integer) x = 10 * z y=z*z+ x z=x+ y+ z End Sub Private Sub fun2 (ByVal x As Integer, ByVal y As Integer, ByVal z As Integer) x=10*z y=z*z+ x z=x+ y +z End SubA.1 2 3 30 39 72B.1 2 3 1 2 3C.30 39 72 1 2 3D.30 39 72 30 39 72

考题 请选出以下程序的输出结果______。includesub(x,y,z)int x,y*z;{*z=y-x;}main(){int a, 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.5,23B.-5,-12,7C.-5,-12,-17D.5,2,-7

考题 在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: Private Sub sub1(p,m,n) p=p + 1 : m = m + 1 : n =n + 1 Print p;m;n End Sub Private Sub Command1_Click() x=6 : y=4 : z=2 Call sub1(x,y+1,(z)) Print x;y;z End Sub 程序运行后,单击命令按钮,则窗体上第二行显示的内容是A.7 6 3B.7 4 2C.6 4 2D.4 6 3

考题 下面程序: Private Sub Form_Click() Dim x,y,z As Integer x=5 y=7 z=0 CallPI(x,y,z) Print Str(z) End Sub SubP1(By Val a As Integer, By Val b As Integer, c As Integer) C=a+b End Sub 运行后的输出结果为______。A.0B.12C.Str(z)D.显示错误信息

考题 有如下事件过程: Sub ABD(x%,y%,z%) z%=X% +y% End Sub Private Sub Command1 _ Click( ) a%=30:b%=40 Call ABD(a%,b%,c%) Print c% End Sub 运行上面的程序,单击命令按钮,输出结果为A.70B.70.0C.7.0E+1D.显示错误信息

考题 有下列程序: Private Sub Command1_Click() X$="Nanchang" y$="Beijing" z$="Nanjing" z$=InStr(Left(x$,3)+Right(y$,4),z$) Print z$ End Sub 程序运行后,单击命令按钮,则窗体上显示的内容是A.0B.1C.3D.4

考题 在窗体中添加一个命令按钮,并编写如下程序: Private Sub Command1_CliCk() X=1∶Y=2∶Z=3 X=Y∶Y=Z∶Z=X Print Z End Sub 程序执行后,输出的结果是______。A.3B.0C.2D.1

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 在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: Private Sub sub1(ByVal x As Integer, ByVal y As Integer, ByVal z As Integer) z=x * x+ y * y End Sub Private Sub Command1_Click() Dim a As Integer a = 8 Call sub1(1, 2,A)Print a End Sub 程序运行后,单击命令按钮,则窗体上显示的内容是A.8B.2C.5D.11

考题 若有如下程序:sub(int a,int b,int *z){*z=a+b;return;}main(){int a=1,b=2,c=3,d,e;sub(a,b, return;} main() {int a=1,b=2,c=3,d,e; sub(a,b,D) ; sub(c,d,e); printf("%d",e); } 则程序运行后的输出结果是A.3B.4C.5D.6

考题 运行下列程序:Dim x, yPrivate Sub Form_Click( )x = 1: y = 1: z = 1fun1 (1)Print x; y; zEnd SubPrivate Sub fun1(a)x = a + x: y = a + x: z = a + yEnd Sub单击窗体后,则输出结果是( )。A.1 1 1B.2 3 1C.2 3 4D.2 2 1

考题 运行下列程序:Private Sub Form_Click( )a$ = 2b$ = 1Call abcd(a, b, c$, d$)Print c; dEnd SubPrivate Sub abcd(x$, y$, z$, s$)z = x + ys = x - yEnd Sub单击窗体后,则在窗体上显示的结果是( )。A.3 1B.1 3C.211D.显示出错信息

考题 以下程序运行后,单击按钮输出结果是 Private Sub Commandl_Click( ) Dim x As Integer,y As Integer,z As Integer X=4:y=2: Z=3 Call Gopd(x,x,z) Print x;X;Z Call Gopd(x,y,y) Print x;y;y End Sub Private Sub Gopd(x As Integer,y As Integer,z As Integer) X=3 * Z + 1 y=2 * z z=x + y End SubA.6 6 12 7 11 11B.8 5 10 5 11 11C.9 6 12 9 10 15D.8 10 10 5 9 10

考题 单击按钮时,以下列程序运行后的输出结果是 Private Sub proc1(x As Integer,y As Integer,z As Integer) x=3*z y=2*z z=X+y End Sub Private Sub Command1_Click( ) Dim x As Integer,y As Integer,z As Integer x=1:y=2:z=3 Call proc1(x,x,2) Print x;x;z Call proc1(x,y,y) Print x;y;y End SubA.6 6 12 6 6 10B.9 5 10 5 10 10C.9 6 12 9 10 15D.9 5 10 5 4 10

考题 若有如下程序:sub(int a,int b,int*z){*z=a+b;return;}main(){int a=1,b=2,C=3,d,e;sub(a,b,d); sub(C,d,e); printf("%d",e); } 则程序运行后的输出结果是( )。A.3B.4C.5D.6

考题 单击按钮时,以下程序运行后的输出结果是 Private Sub Commandl_Click( ) Dim X As Integer,y As Integer,z As Integer x=1:y=2: Z=3 Call God(x,x,z) Print x;x;z Call God(x,y,y) Print X;y;y End Sub Private Sub God(x As Integer,y As Integer,z As Integer) x=3 * Z + 1 y=2 * Z z=x + y End SubA.6 6 12 7 11 11B.8 5 10 5 11 11C.9 6 12 9 10 15D.8 10 10 5 9 10

考题 执行下面的一段C程序后,输出结果变量应为______。 sub (int x, int y, int *z) { *z=y-x; } main() { int a, b, c; sub (10, 5, sub(7, a, sub(a, b, printf ("%d, %d, %d\n", a, b, c); }A. 5, 2, 3 B. -5, -12, -7 C. -5, -12, -17 D. 5, -2, -7