'宣言
Public Class _EChartMirrorXyCartesianCoordinateSystemViewLayoutPolicy Inherits _EChartXyCartesianCoordinateSystemViewLayoutPolicy Implements ICoordinateSystemViewLayoutPolicy
public class _EChartMirrorXyCartesianCoordinateSystemViewLayoutPolicy : _EChartXyCartesianCoordinateSystemViewLayoutPolicy, ICoordinateSystemViewLayoutPolicy