灰色系统理论把信息完整, 数据完整的称为白 色系统, 把信息很不确定, 数据很少的称为黑色系 统, 把信息部分确定, 部分不确定 -Grey system theory to information integrity, data integrity is called a white system, the information is very determined, very little data is called a black system, some of the inf