Factors indicators for the area to control the region's largest land-use factor for the area equivalent units, calculate combination of factors, the land marked for-food standards.
2
在各国履约实践中，湿地开发利用许可证制度、自然保护区制度、合理利用制度等值得关注。
In all countries fulfillment contract, we should pay attention to wetly development and exploitation permission system, nature reserve area system and reasonable exploitation system.
3
在编制流体势平面和剖面等值线图的基础上，分析研究区的流体势分布特征。
Based on the plane and section isoline of fluid potential, the distribution features of liquid flow in the studied areas were analyzed.
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