“safety water mark”的概念、定义、翻译、参考文献-科学参考

单词	safety water mark
释义	safety water mark 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	division ring division ring of quaternions divisions adjustment division sign Divisions of early Buddhist schools division subring division theorem division theory division transformation division value division with a remainder division without a remainder divison of ownership, contract and management rights of rural land divisor divisor chain divisor chain condition divisor class divisor class group divisor function divisor group divisorial divisorial contraction divisorial cycle divisorial ideal divisorial log terminal

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