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一、自然资源1.自然资源的概念和属性:人类直接从自然界获得用于生产、生活的物质和能量。具有自然属性和经济属性。2.自然资源和能源的分类:
I. Natural Resources 1. Concepts and Attributes of Natural Resources: Humans obtain materials and energy for production and living directly from nature. With natural attributes and economic attributes. 2. Classification of Natural Resources and Energy: