求翻译：论文首先从陕西省的自然条件、社会经济条件、土地利用差异等方面，根据人地关系理论，选取合适的指标体系，结合相关区划，将陕西省分为陕北人地关系脆弱区、陕北人地关系紧张区、关中人地关系压力区、陕南人地关系敏感区四个区域。其次，分析各个区域耕地与农业劳动力在1997-2007年11年间的时空变化特点，以及二者之间的时空耦合特点。是什么意思？

Firstly, from the Shaanxi Province of natural conditions, socio-economic conditions, land use differences, according to the Human Relations Theory, select the appropriate index system, combined with the relevant divisions of Shaanxi Province is divided into the Northern people to the relationship be

Papers from the Shaanxi Provincial natural conditions, social and economic conditions, land use, such as differences in relationship between people and land, in accordance with theory, selection of suitable indicators, together with the related sub-divisions, the Shaanxi province in northern Shaanxi

The paper first from aspects and so on Shanxi Province's natural condition, social economy condition, land utilization difference, according to the human relations theory, selects the appropriate target system, the union correlation regionalization, Shanxi Province will divide into the North Shaanxi

Papers from Shaanxi Province in natural conditions, differences in socio-economic conditions, land use, and so on, based on man-land relation theory, selection of the appropriate indicators, combined with related divisions, divided into the fragile human-land relationship in northern Shaanxi, Shaanx

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