程序代码 '新建窗体，添加command1,label1,hscroll1,timer1,picture1 Const pi = 3.1415926 Dim angle As Integer Private Sub Form_Load() '调整空间尺寸，位置及初始参数 Me.ScaleMode = 3 Me.Caption = "曲柄滑块机构的演示" Me.Width = 5000 Me.Height = 3500 Picture1.ScaleMode = 3 Picture1.AutoRedraw = True Picture1.Move 0, 0, Me.ScaleWidth, 150 Command1.Caption = "开始(&B)" Command1.Move 20, 160, 70, 30 Label1.Caption = "速度：" Label1.Move 120, 170, 100, 30 HScroll1.Min = 1 HScroll1.Max = 20 HScroll1.Move 160, 160, 140, 30 Timer1.Interval = 20 Timer1.Enabled = False End Sub