The set up process of gray theory is described, as well as the disaster forecast and its application in accident forecast.
简述了灰色理论中灾变预测的特点及其建模过程，并将其应用于企业安全事故预测之中。
Based on gray system theory and according to relevant data, this paper USES the gray model to stimulate and forecast the law of SARS spread.
以灰色系统理论为基础，根据相应数据用灰色模型建立了SARS传播规律的残差修正模型并对SARS传播的规律进行模拟检验和预测。
A good forecast result has been concluded with a topological prediction model of gray system theory based on the observation data of ground water table in Lanxi County.
地下水枯水期水位预报对春季农业生产具有重要意义，利用兰西县地下水水位观测资料，应用灰色系统理论的拓扑预测建立模型进行预测，取得了较好的结。
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