广州市工业废气、废水排放量的灰色预测

The grey forecasting for the output of waste water and air from industry in Guangzhou city.

本文介绍了灰色系统理论建立灰色预测GM(1.1)模型的基本原理。建立了广州市工业废气、废水排放量的灰色预测GM(1.1)模型。精度检验表明,本文所建模型精度较高,预测结果可靠,可以用于实际预测。

This essay introduces the basic principle of founding the grey forecast model GM (1.1) by means of grey system theory. The model for output of industrial waste water and air in Guangzhou city is given in the essay. The precision test shows that the precision of the model is high and the forcasting results are reliable. So it can be used to forecast.