求翻译：本文以重庆北部新区为例，构建了用地生态适宜性评价的指标体系，利用GIS和RS技术，开展了土地现状、高程、坡度、起伏度、粗糙度和林地景观等单因子适宜性评价，叠加形成用地生态适宜性综合评价，将用地在空间上分成了最适宜、适宜、一般适宜、不适宜和最不适宜五个等级。基于生态适宜性评价结果，开展了北部新区综合环境功能分区，并依据分区的功能、环境问题提出了环境保护对策，对区域综合环境分区的思路进行了研究性的探索。是什么意思？

This article to Chongqing northern area for cases, construction has with to ecological suitable sexual evaluation of indicators system, using GIS and RS technology, carried out has land status, and elevation, and slope, and fluctuations of, and rough of and woodland landscape, single factor suitable sexual evaluation, overlay formation with to ecological suitable sexual integrated evaluation, will with to in space Shang into has most suitable, and suitable, and General suitable, and not suitable and most not suitable five a grade. Ecological suitability evaluation based on the results, a comprehensive environmental function Division in Northern, and based on the partition function, environmental protection measures on environmental issues, conducted a study on regional integrated environmental zoning exploration.