附件2第三次全国国土调查耕地坡度调查成果国家级核查技术规定国务院第三次全国国土调查领导小组办公室二〇二〇年四月目录1范围.................................................................12核查依据.............................................................13总则.................................................................13.1核查目的........................................................13.2核查方法........................................................13.3基本原则........................................................13.4核查要求........................................................24核查流程.............................................................25核查准备.............................................................35.1资料准备........................................................35.2抽样............................................................35.3数据预处理......................................................46成果核查.............................................................56.1坡度图核查......................................................56.2耕地坡度核查....................................................57成果评价.............................................................57.1坡度图评价......................................................57.2耕地坡度评价....................................................67.3批成果评价......................................................6附录1:“三调”坡度图成果核查报告.......................................7附录2:“三调”耕地坡度成果核查报告.....................................9I1范围本规定明确了第三次全国国土调查(以下简称“三调”)耕地坡度调查成果国家级核查的目的、方法、原则、要求、流程、评价等。本规定适用于“三调”中耕地坡度调查成果的核查。2核查依据《关于进一步核实第三次全国国土调查坡度数据的通知》(国务院第三次全国国土调查领导小组办公室印发)《利用DEM制作坡度分级图技术规定》(国务院第三次全国国土调查领导小组办公室印发)3总则3.1核查目的耕地坡度是耕地资源的重要属性,直接关系到耕地保护政策...