“专题要素分类分级”的概念、定义、翻译、参考文献-科学参考

单词	专题要素分类分级
释义	专题要素分类分级 Encyclopedia 理学专题要素分类分级释 classification of thematic map elements专题要素分类分级在编制专题地图时，为了有效地描述专题要素的属性特征，将制图对象的大量实体或现象抽象概括成少量群类和等级，以揭示出物体、现象在地理空间上发展变化的定性和定量规律。
随便看	fire emergency rescue fire endurance of building member fire engines fire equipment fire evacuation fire evidence collection fire extinguisher fire extinguishing system fire extinguishment fire factor firefighter firefighter protective equipments firefighters' lift fire fighting firefighting and rescue equipments fire-fighting clothing firefighting command firefighting command decision fire fighting commander fire-fighting emergency rescue management firefighting equipments fire fighting force fire-fighting internet of things firefighting luminaire fire fighting of concentrators

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。