地理学科的特点和性质决定了地理课程在开展环境教育方面具有得天独厚的优势。
The nature and features of geography course determines its advantageous aspects in carrying out environmental education.
首先通过对GIS专业性质的分析，指出强化GIS专业地理学基础的重要性和必要性。
Finally, based on above works, approaches and measures are put forward to strengthen the geographic foundation of GIS profession.
通过D - S模型赋予空间解释，新经济地理学对规模经济、运输成本、要素流动和投入产出联系的性质及其相互作用进行了深入的探讨。
New economic geography discusses the nature of economies of scale, transportation costs, factor mobility, input-output linkages and their interactions through the space explanation of DS model.
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