常用方法
常用方法
常用方法
常用方法
protected override XmlFormulaTree ToXml(XmlFormulaTree child) { return(XmlFormulaTreeFactory.CreateNegativeSignNode(child)); }
protected override XmlFormulaTree ToXml(XmlFormulaTree child) { return(XmlFormulaTreeFactory.CreateNegativeSignNode(child)); }