“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	reflection angle reflection at critical angle reflection attack reflection barrier reflection circle reflection coefficient reflection echo reflection effect reflection electron microscopy reflection electron microscopy, REM reflection field reflection field methods reflection filament reflection formula reflection-free potential reflection geometry reflection grating reflection group reflection high energy electron diffraction reflection high-energy electron diffraction reflection high energy electron diffraction (RHEED) reflection high energy electron diffraction, RHEED reflection hologram reflection imaging reflection in a diameter

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