'宣言 Public Shared ReadOnly Property SelfWidth As LengthRef
'使用法 Dim value As LengthRef value = LengthRef.Predefined.SelfWidth
public static LengthRef SelfWidth {get;}
'宣言 Public Shared ReadOnly Property SelfWidth As LengthRef
'使用法 Dim value As LengthRef value = LengthRef.Predefined.SelfWidth
public static LengthRef SelfWidth {get;}