下列()机构属于平面四杆机构。
A.凸轮机构
B.曲柄摇杆机构
C.双摇杆机构
D.曲柄滑块机构
E.偏心轮机
参考答案:B, C, D
The students think English is very important, so they try _______ it well.[ ]
A. learn
B. to learn
C. learning
D. to learning
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 Sub
A. Dim NewArray(10)As Integer
B.Dim NewArray(1 T0 10)As Integer
C. Dim NewArray(10)Integer
D.Dim NewArray(1 To 10)Integer