The regionalclassification and distribution, formation process and developing trends of sandy and water eroding desertification are discussed mainly in this paper.
本文仅对北方沙质荒漠化、水蚀荒漠化两种主要的荒漠化类型的区域地质分布、成因及其发展趋势进行探讨。
2
In this paper, the grey forecasting is united with the fuzzy synthetic assessment to determine the regionalclassification problem for the regulation and planning of groundwater quality.
本文将灰色预测与模糊综合评判相结合，解决地下水质管理和水质规划中的分区问题。
3
This regional approach to strong industry, I think it all with "local, classification guidance" as well.