“抽象符号”的概念、定义、翻译、参考文献-科学参考

单词	抽象符号
释义	抽象符号 Encyclopedia 工学地图符号释 abstract symbol抽象符号图形构成与所指制图对象的形状无联系的地图符号。
随便看	sub-seed zone subselfsimilar set subsemifield subsemigroup subsemilattice subsemiring subsequence subsequence最长递增散布子序列 subsequent subsequent adjustment subsequential limit subsequent treatment subsequent yield surface subseries subseries convergence subserosa subset subset bounded from below subset of a lattice subset sum problem subset-sum problem subset-sum theory subshaft subsheaf subshell

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。