“specification for topographic map symbols”的概念、定义、翻译、参考文献-科学参考

单词	specification for topographic map symbols
释义	specification for topographic map symbols Encyclopedia 工学地图设计文件释 specification for topographic map symbols地形图图式对地形图上表示地物、地貌符号和注记的基本要求，以及对使用这些符号和注记的原则和方法做出相应规定与说明的标准性文件。
随便看	life expectancy life extension of civil engineering life force life form Life Forms life game life history life history characteristics of invasive species life history differentiation of invasive species life history of fish life history strategy theory life history study life imprisonment life insurance mortality table life insurance reserve life insurance reserves Life Is Less than One Hundred Years lifelength lifeline and rescue rope lifeline game life line of the national economy lifelong education lifelong employment system lifelong learning lifelong learning framework

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。