Grey system models have been used in many problems of hydrogeology, engineering geology, environmental geology and mineral deposit predictions.
灰色系统理论在水文地质、工程地质、环境地质和矿床预测的很多问题中得到应用。
This paper deals with the main advances of mathematical geology in the following fields; applications of fractal, dissipative structure, grey system models and fuzzy mathematics in geology.
本文涉及数学地质在几个领域的主要进展，分形、耗散结构、灰色系统模型和模糊数学在地质学中的应用。
Here different grey system theoretical models are used to fit the experiment data; the error analysis demonstrates that the precision is high.
这里主要运用不同的灰色系统理论模型对实验数据进行拟合，误差分析显示精度是很高的。
This thesis describes the method of installating models for forecasting landslide time by applying the "Grey System" theory.
本文应用灰色系统理论阐述了滑坡剧滑时间预测模型的建模方法。
Taking Urumqi River Basin as a test region, this paper presents the building principles and approaches of multi-objective grey decision models for land irrigation system in the basin.
本文以乌鲁木齐河流域为试验区，介绍了干旱区流域土地灌溉系统的多目标灰色决策模型的构造原理和方法。
The GM(1, 1) model of grey system theory is introduced into the service forecasting of the civil telephone network programming. Compared with other forecasting models, the result obtained is better.
将灰色系统理论的GM（1，1）模型引入到市话网规划中的业务预测部分，并用GM（1，1）模型同其他预测模型做了比较，取得较好结果。
The GM(1, 1) model of grey system theory is introduced into the service forecasting of the civil telephone network programming. Compared with other forecasting models, the result obtained is better.
将灰色系统理论的GM（1，1）模型引入到市话网规划中的业务预测部分，并用GM（1，1）模型同其他预测模型做了比较，取得较好结果。
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