“安全水域标”的概念、定义、翻译、参考文献-科学参考

单词	安全水域标
释义	安全水域标 Encyclopedia 工学水运交通指示释 safety water mark安全水域标设在航道中央或航道的中线上，标示其周围均为可航行水域的交通指示标志，也可代替方位标或侧面标指示接近陆地。
随便看	transitive action transitive binary relation transitive class transitive closure transitive design transitive digraph transitive embedding theorem transitive extension transitive functional dependency transitive graph transitive group transitive group action transitive group of motions transitive G-set transitive law transitive measure-preserving transformation transitive monomial group transitiveness transitive operation transitive permutation group transitive points transitive pseudogroup transitive reduction transitive relation transitive representation

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。