“water conservancy projects during the Roman Empire Era”的概念、定义、翻译、参考文献-科学参考

单词	water conservancy projects during the Roman Empire Era
释义	water conservancy projects during the Roman Empire Era Encyclopedia 工学[古代区域水利]释 water conservancy projects during the Roman Empire Era古罗马水利工程古罗马人建造的用于防洪、供水、排水和灌溉的水利工程。
随便看	element of information exchange element of integration element of length element of orbit element of regular wave element of reserve element of the first importance element of volume elemento organic chemistry elemento-organic chemistry elemento organic compound elemento-organic compound elemento-organic polymer element organic polymer materials element pair element partition element partitioning element regular on the left element regular on the right Elements elements elements of absolute orientation elements of analysis elements of centering elements of color

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