S1增强常见于().A、二尖瓣关闭不全B、二尖瓣狭窄C、肺动脉瓣狭窄D、主动脉瓣关闭不全E、主动脉瓣狭窄

S1增强常见于().

  • A、二尖瓣关闭不全
  • B、二尖瓣狭窄
  • C、肺动脉瓣狭窄
  • D、主动脉瓣关闭不全
  • E、主动脉瓣狭窄

相关考题:

执行下列的程序,消息框里显示的结果是______。Pfivate Sub Form_Click()Dim Str As StringStr=""S="Access"For i=Len(S) To 1 Step-1Str=StrMid(S.i,1)Next IMsgBox StrEnd Sub

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下列过程说明合法的是( ) A、Sub S1(ByVal n!())B、Sub S1(n!) as IntegerC、 Function S1%(S1%)D、 Function S1(ByVal n!)

在窗体中添加一个命令按钮(名为Command1),然后编写如下代码:Public x as integerPrivate Sub Command1_Click( )x=5Call s1Call s2MsgBox xEnd SubPrivate Sub s1( )x=x+10End SubPrivate Sub s2( )Dim x as integerx=x+10End Sub窗体打开运行后,单击命令按钮,则消息框的输出结果是______

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执行下面的程序,消息框里显示的结果是_______。Private Sub Form_Click()Dim Str As StringStr=""S="Access"Fori=Len(S)To 1 Step-lStr=StrMid(S,i,1)Next iMsgBox StrEnd Sub

以下程序用于求S=1+3+32+33+…+310的值。Private Sub Commandl_Click()S=1T=1ForI=1 To 10T=______S=S+TNextIPrint"S=";SEnd Sub

在窗体中添加一个名称为Command1的命令按钮,然后编写如下程序: Public x As Integer Private Sub Command1_Click() x=10 Call s1 Call s2 MSgBox x End Sub Private Sub s1() x=x+20 End Sub Private Sub s2() Dim x As Integer x=X+20 End 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

假定一个工程由一个窗体文件Form1和两个标准模块文件Model1及Model2 组成。 Model1代码如下: Public X As Integer Public Y As Integer Sub S1( ) x=1 S2 End Sub Sub S2( ) y=10 Form1.Show End Sub Model2的代码如下: Sub Main( ) S1 End Sub 其中Sub Main被设置为启动过程。程序运行后,各模块的执行顺序是( )。A.Form1→Model1→Model2B.Model1→Model2→Form1C.Model2→Model1→Form1D.Model2→Form1→Model1

假定有如下的Sub过程: Sub S(x As Single,y As Single) t=x x=t/y y=t Mod y End 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 S 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.1.25 4D.1.25 1

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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 s 1 Call s 2 MsgBOx x End Sub Pfivate Sub s1() x=x+20 End Sub Private SubA.10B.30C.40D.50

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

在窗体中添加一个名称为Command1的命令按钮,然后编写如下程序: Public x As Integer Private Sub Command1_Click() x=10 Call s1 Call s2 MsgBox x End Sub Private Sub sl() x=x+20 End Sub Private Sub s2() Dim x As Integer x=x+20 End 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

有如下程序: Private Sub Command1 Click() Dim a As Single Dim b As Single a=5:b=4 Call S(a,B)End Sub Sub S(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

在窗体上画一个命令按钮和两个文本框,其名称分别为Command1、Text1和Text2,在属性窗口中把窗体的KeyPreview属性设置为True,然后编写如下程序: Diln S1 As String,S2 As String Private Sub Form. Load( ) Text1.Text="" Text2.Text="" Text1.Enabled=False Text2.Enabled=False End Sub Private Sub Form. KeyDown(KeyCode As Integer,Shift As Integer) S2=S2&Chr(KeyCode) End Sub Pri vate Sub Form. KeyPress(KeyAscii As Integer) S1=S1&Chr(KeyAscii) End Sub Private Sub Command1 Click( ) Text1.Text=S1 Text2.Text=S2 S1="" S2="" End Sub 程序运行后,先后按“a”、“b”、“c”键,然后单击命令按钮,在文本框Text1和Text2中显示的内容分别为( )。A.abc和ABCB.空白C.ABC和abcD.出错

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设字符串S1= “ABCDEF”,S2= “PQRS”,则运算S=CONCAT(SUB(S1,2,LEN(S2)),SUB(S1,LEN(S2),2))后的串值为()。

s=”this is the mainstring”,sub=”string”,strindex(s,sub)是()

设当前目录是根目录,使用第()组命令不能在一级子目录SUB1下建立二级子目录SUB11。A、CD SUB1(回车)MD SUB11B、MD SUB1/SUB11C、MD SUB11D、MD/SUB1/SUB11

Operator needs to remove all leading comments # from shell.script file. Which of the following vi sub-command can achieve this?()A、:r/^#//gB、:1,$ s/^#//gC、:sed s/^#//gD、:sub s/^#//g

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单选题酶促反应速度(v)达到最大反应速度(Vmax)的80%时,底物浓度[S]为Ap1Ksubm/sub/pBp2Ksubm/sub/pCp3Ksubm/sub/pDp4Ksubm/sub/pEp5Ksubm/sub/p

填空题s=”this is the mainstring”,sub=”string”,strindex(s,sub)是()

填空题设字符串S1= “ABCDEF”,S2= “PQRS”,则运算S=CONCAT(SUB(S1,2,LEN(S2)),SUB(S1,LEN(S2),2))后的串值为()。