我看了配方的下载的VBA程序，我试了试，怎么也不行，请教一下
我的配方的名字为CP1.RCM
Private Sub CommandButton1_Click()
Dim download As String

Dim return_value As Double

download = System.ProjectPath + "\RCMDOWN" + " /MCP1 /e"

return_value = Shell(download, 0)

End Sub