F30-ⅡB型X线机,开机后B1得电,B3、B4均用灯泡代替工作情况如何?

F30-ⅡB型X线机,开机后B1得电,B3、B4均用灯泡代替工作情况如何?


相关考题:

下面程序运行后,窗体中显示【 】。Private Sub Command1_Click) ( )aS ="*" :b$ ="$"For k = 1 To 3x$ =Strings (Len(a$) +k,b$ )Print x $;NextPrintEnd Sub

有以下程序:Private Sub Form_Activate()For j=1 to 3x=3For i=l to 2x=x+6NextNextPrint xEnd Sub程序运行后,窗体上显示的结果为______。

下列过程定义语句中,形参个数为不确定数量的过程是( )。A.Private Sub Pro3(x As Double,y As Single)B.Private Sub Pro3(Arr(3),Option x,Option y)C.Private Sub Pro3(ByRef x,ByVal y,Arr( ))D.Private Sub Pro3(ParamArray Arr( ))

以下过程的定义中,( )是错误的。 A、Public Sub Sum(x ; y)B、Public Sub Sum(ByVal x, ByVal y)C、Public Sub Sum(x As Integer,y As Integer)D、Public Sub Sum(x%, y%)

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

有如下程序: Private Sub Command1_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1(a,b) End Sub Sub Sub1(x As Single,y As Single) t=X X=t\Y Y=t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B. 1 1C.2 2D.1 2

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);

在窗体中添加一个名称为Commandl的命令按钮,然后编写如下程序:Public X As Integer Private Sub Commandl Click( )x=10 Call slCall s2MsgBox x End Sub Private Sub sl( )x=x+20 End Sub Private Sub s2( )Dim x As Integer x=x+20End Sub窗体打开运行后,单击命令按钮,则消息框的输出结果为( )。A.10B.30C.40D.50

在窗体上画一个命令按钮,然后编写下列程序 Private Sub Command3_Click( ) Tcl 2 Tcl 3 Tel 4 End Sub Sub Tcl(a As Integer) Static x As Integer x=x + a Print x; End Sub 程序运行后,单击命令按钮,输出结果为A.2 3 4B.2 5 9C.3 5 4D.2 4 3

有如下程序。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1 ( a,B)End Sub Sub Subl(x As Single, y As Single) t=x x=t\y y = t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B.1 1C.2D.1 2

在窗体上画一个命令按钮,然后编写如下程序: Private Sub Comrnand3_Click( ) Cop 2 Cop 3 Cop 4 End Sub Sub Cop (a As Integer) Static x As Integer x=x + a Print x; End Sub 程序运行后,单击命令按钮,输出结果为A.2 3 4B.2 5 9C.3 5 4D.2 4 3

Private Sub Form_Activate()Forj=1 to 3x=3ForI=1 to 2x=x+6NextINextjPrint xEnd Sub程序运行后,窗体上显示的结果为上______。

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

假定有如下的Sub过程:Sub Sub1 (x As Single, y As Single) t=x x = t/y y = t Mod yEnd Sub 在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_ Click() Dim a As Single Dim b As Single a = 5 b = 4 Sub1 a, b Print a; b End Sub 程序运行后,单击命令按钮,输出结果为______。A.5 4B.1 1C.1.2 5.4D.1.25 1

编写如下事件过程: Option Base 1 Private Sub Form Click() Dim x1()As Integer Dim i As Integer Dim s As Integer ReDim x1(3) For i = 1 To UBound(x1) x1(i)=i + 1 Next i Call sub1(x1) For i = 1 To UBound(x1) s = s + x1(i) Next i Print s End Sub Private Sub sub1(n()As Integer) Dim i As Integer ReDim Preserve n(5) For i = 3 To 5 n(i)=n(i-1)*2 Next i End Sub 程序运行后,单击窗体,则窗体上显示的内容是A.6B.12C.24D.47

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

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

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

在窗体上画一个名称为Commandl的命令按钮,然后编写如下事件过程: Private Sub Command1_Click() Dim x As Integer,y As Integer x = 41: y = 54 Call sub1(x,y) x = x + 1 Print x; y End Sub Private Sub sub1(n As Integer, ByVal m As Integer) n=n Mod 10 m=m\10 End Sub 程序运行后,单击命令按钮,则窗体上显示的内容是A.41 54B.2 54C.1 3D.42 3

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

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

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

F30-ⅡD型X线机灯丝加热电路工作原理?

单选题给定下列FORTRAN子程序如下:   SUBROUTINE SUB(K,A)   A=SQRT(K*K+1.0)   END   下列调用语句中正确的是()A CALL SUB(N,N)B CALL SUB(X,X)C CALL SUB(N,X*X)D CALL SUB(11,X)

问答题F30-ⅡD型X线机灯丝加热电路工作原理?

问答题F30-ⅡB型X线机,开机后B1得电,B3、B4均用灯泡代替工作情况如何?

单选题给定子例行程序如下  SUBROUTINE SUB(K,A)  B=K+2  A=A+B END 下列调用语句中正确的是()ACALL SUB(N,N)BCALL SUB(X,X)CCALL SUB(N+2,X)DCALL SUB(N,X+3)