制图分级 [
zhì tú fēn jí]
[测] cartographic hierarchy
- 本文概述了联合国粮农组织、澳大利亚、国际地理学会地貌调查和制图委员会以及日本 等有代表性的 坡度分级;
This paper reviews representative slope steepness classification of FAO, Australia, International Geographical Union Geomorphological Survey and Maping Council and Japan; - 编制土壤背景值图的基础资料有302个样点的无素测定值和运用计算机制图和因素分析法揭露的元素区域分布规律。土壤背景值图是采用分级统计图的形式。
Basic data in mapping soil background content has 302 analytical data of soil elements and regional distribution which are mapped with computer plotting and factor analysis. - 在熵理论和地图分级评价模型的基础上,提出了基于熵的彩色晕渲图设色方案辅助设计方法,并进行了晕渲制图实验。
The paper analyzes the limitation of color design in hill-shading map, and provides a new method for color design based on the entropy and the evaluation model of elevation data classification.