Base on the simulation experiments, hazardous minor element from coal mining wastes are studied in relation to their forms of occurrences and contents in coal mining rocks.
在静态模拟试验的基础上，研究了有害元素从煤矸石中浸出的浓度与其在煤矸石中的含量和赋存状态的关系。
The mechanism of the fuzzy predictive control is introduced briefly and how to established fuzzy predictive model base on the fuzzy relation and how to realize the model are introduced in details.
简单介绍了模糊预测控制系统的原理，详细介绍了如何建立基于模糊关系的模糊预测控制系统中的预测模型以及如何实现模糊预测控制的模糊预测模型。
However the research on temporal topological relation and time as base of TGIS is comparatively weak.
但是，做为TGIS基础的时间以及时态拓扑关系等的研究还比较薄弱。
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