present land-cover

基本解释

Most of the present change detection methods aim at land cover applications using low-resolution images, and generally can not meet the needs of high-precision analysis.
目前大部分變化檢測研究主要集中在利用低分辨率衛星影像檢測土地利用等宏觀應用上，往往不能滿足高精度分析的要求。
This section is meant to cover the current status and problems of land there, in the present situation, the problem in-depth analysis to propose a solution based on the recommendations.
本部分意在概括目前土地存在的現狀和問題，在對現狀、問題深入分析的基礎上提出對策建議。