Constant changes in settlements are related with transformations in natural environment and economic Settings.
聚落无时无刻地发生各种变化，这固然与自然环境、经济环境的变化不无关系。
The survival of mankind and the transformations of these natural resources are factors which are directly affected by the environmental impact of human society.
其中的各项因子都直接受到人类社会环境的影响，是人类生存行为中，利用以及改造自然的主要场所。
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