若精馏塔某理论板上气相露点温度为t1,液相泡点温度为t2,则t1与t2的关系为()。
第1题:
有如下SUB过程:
Sub s(x As Single,y As Single)
t=x
x=t / y
y=t Mod y
End Sub
在窗体上添加一个命令按钮,然后编写如下事件过程:
Private Sub Form_Click()
Dim a As Single
Dim b As Single
a=5
b=4
s a,b
Print a,b
End Sub
则程序运行后,单击命令按钮,输出的结果为【 】 。
第2题:
有如下事件过程:
Private Sub Form. Active ( )
Dim Score (1 to 3) As Integer
Dim i As Integer
Dim t As Variant
Fori=3 To 1 step-1
Score (i) = 2 * i
Next
For Each t In Score
Print t
Next
End Sub
程序运行后窗体上显示的值为【 】。
第3题:
A、低于
B、高于
C、不确定
D、等于
第4题:
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 4
B.1 1
C.1.2 5.4
D.1.25 1
第5题:
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 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
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.
B.
C.
D.
第6题:
A、气相负荷下限值
B、液相负荷上限值
C、板上气液的平衡关系
D、相邻两塔之间气液相之间的操作关系
第7题:
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 0
B. 1 1
C.2 2
D.1 2
第8题:
(12)有下列Sub过程: Sub Sub(x As Single,y As Single) t=x x=t/y y=t Mody End Sub 在窗体上的命令按钮Commandl中,编写下列事件过程,执行该事件过程调用Sun过程,结果是( )。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5 b=4 Sun a,b Print a;b End Sub A.1.25 1 B.5 4 C.4 5 D.1 1.25
第9题:
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 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
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.54
B.] 1]]1
C.] 1.2]]5.4
D.] 1.25]]1
第10题:
现有如下Sub过程: Sub fun(x es single,y as single) t = x x = t/y y = t mod y End sub在窗体上添加命令按钮(cmD) ,编写如下事件过程: Private sub cmd_click( ) Dim a as single Dim b as single a = 5 b = 4 fun a, b Msgbox a & chr(10) + chr(13) & b End sub运行程序后,单击按钮,则在消息框中显示的内容为( )
A.1和1
B.1.25和1
C.1.25和4
D.5和4