'宣言 Public Const DipPerInch As System.Double
'使用法 Dim value As System.Double value = Unit.DipPerInch
public const System.double DipPerInch
'宣言 Public Const DipPerInch As System.Double
'使用法 Dim value As System.Double value = Unit.DipPerInch
public const System.double DipPerInch