“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	axiom of the sum set axiom of union axiom of unordered pair axiom schema axiom schema of replacement axiom schema of separation axioms for cohomology axioms for generalized cohomology axioms for generalized homology axioms for homology axioms of countability axioms of statics axiom system axion axiotron AXIS axis axis adjustment of hydro-generator unit axis age axis diameter measurement axis distribution figure axis of aberration axis of abscissas axis of absolute convergence axis of a conic

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。