在预测领域，灰色系统理论使用的是GM(1,1)模型。
GM (1, 1) model of Grey System Theory is used in prediction realm.
本文引入灰色系统理论，利用有限的时间序列，按照GM(1,1)建模方法，建立起黑龙江省污水总量长期预测模型。
This paper inserts grey system, makes use of finite time series, follows GM (1, 1) building method, builds the long term prediction model of total waste -water in Heilongjiang Province.
本文利用邓聚龙教授提出的灰色系统理论，采用权函数生成法，建立了大庆地区流脑疾病的预测模型。
In this paper, a Daqing area epidemic encephalitis diseases forecasting model making use of grey system theory proposed by professor Deng Julong and method of weight function was built.
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