return of control meaning in English

控制返回

On the basis of the interrelated theories about the science of earth information , karst environment , as well as social and economic statistics , and with the support of the technology of remote sensing and geographical information system , the paper takes guizhou area as the example to make a analysis on the spatial patterns , the process and the evolution mechanism , and the driving factors of the rock desertification . meanwhile , to study of karst rock desertification , this paper makes a contrastive analysis of such special subjects as the ways of drawing information of rock desertification in the typical areas with plateau - gorge structure , the patterns and changes on the landscape ecology of rock desertification and the remote sensing monitoring on the ecological returns of controlling project
根据地球信息科学、喀斯特环境学、社会经济统计学等相关学科理论，在遥感和地理信息系统技术的支撑下，分析和探讨了贵州喀斯特石漠化的空间分布格局、发育演化机制和驱动因子，并进行了高原?峡谷二元地域结构单元中典型样区的石漠化信息提取方法、石漠化景观生态格局及其变化和治理工程的生态效益遥感监测等专题内容对比分析，多尺度地开展喀斯特石漠化问题的研究。