对自然生态环境和人类文化景观双重属性的关注是景观生态学的重要研究课题。
Concern over natural ecological environment and cultural landscape is an important research subject of landscape ecology.
并建议遵循生态学基本规律，对河流水域进行改造建设，恢复河流水域之自然生态景观。
It also suggests that we should obey ecology rules, rebuild water area and resume natural ecology landscape.
所谓循环经济，就是按照自然生态物质循环方式运行的经济模式，它要求用生态学规律来指导人类社会的经济活动。
Recycling economy is a mode of economy in which economy operates in the same manner the natural ecological system recycles all its substances. It is characterized by resource saving and recycling.
所谓循环经济，就是按照自然生态物质循环方式运行的经济模式，它要求用生态学规律来指导人类社会的经济活动。
Recycling economy is a mode of economy in which economy operates in the same manner the natural ecological system recycles all its substances. It is characterized by resource saving and recycling.
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