生态背景 meaning in English

ecologic setting

The third chapter mainly introduces the geographical and ecological background of the thesis
第三章主要介绍本文的地域背景和生态背景。
Spatial differentiation pattern of macro - scale ecological background of farming - pastoral zone in north china based on gis and rs
的北方农牧交错带宏观生态背景分异研究
The tea culture of yunnan nationalities is very florid , and its ecological background has a great attraction to the tourists
云南各民族绚丽多彩的茶文化以及茶文化所形成的自然生态和文化生态背景对旅游者有较强的吸引力。
For 3000 years , the structure of chinese society led by power elite has been formed under the concrete background of natural and social ecology
摘要三千年来，在具体的自然生态和社会生态背景下，形成了权力精英主导中国社会的格局。