“专题地图要素分类分级”的概念、定义、翻译、参考文献-科学参考

单词	专题地图要素分类分级
释义	专题地图要素分类分级 Encyclopedia 工学专题地图内容设计释 the classification of thematic map elements专题地图要素分类分级为了有效地描述和详细表示地图专题要素的属性特征，将大量的实体或现象抽象概括成少量群类，以揭示出物体和现象在地理空间上的发展和变化规律。
随便看	rock mass sliding stability in dam foundation rock mass stability rock mass strength rock mass strength experiment rock mass structure cybernetics rock mass support and reinforcement theory rock mechanics rock mechanics experiment rock mechanics experiments rock moisture content experiment rockoon rockoon sounding rock ore appraisal sampling rock/ore radioactivity Rockot launch vehicle Rock Painting Rock Painting of Tibet rock paintings in Alxa League rock paintings in Chifeng City rock paintings in Dengkou County rock paintings in the Baicha River basin rock paintings in the depopulated zone of northern Tibet rock permeability rock permeability coefficient rock permeability experiment

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。