近年来这方面的研究开发主要是围绕结构 、 合成 、 表征和催化反应等方面开展的. @Kent details out that Properties are usually not needed to encapsulate fields, they could do a calculation on other fields, or serve other functions. However the meant use of your attribute is just not to really established the values with the properties, You may use https://commercialpropertiesgurugram.blogspot.com