Seeing an organism in its ecological setting permits a very perceptive analysis of its natural history.

在生态学背景中观察一种有机体，可以使人们对物种的自然历史进行一次极为透澈的分析。

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By setting up the ecological construction model of cities, this paper analyzes the environmental risks that will be imposed on the pro...

本文从城市生态化建设过程的模型构建入手，分析煤炭资源型城市生态建设将承担的环境风险。

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