'宣言
Public Operator Widening CType( _ ByVal designRadius As DesignRoundingRadius _ ) As RoundingRadius
public RoundingRadius operator implicit( DesignRoundingRadius designRadius )
'宣言
Public Operator Widening CType( _ ByVal designRadius As DesignRoundingRadius _ ) As RoundingRadius
public RoundingRadius operator implicit( DesignRoundingRadius designRadius )