“drum gate”的概念、定义、翻译、参考文献-科学参考

单词	drum gate
释义	drum gate [`drǝm ´gāt] ^{CIVIL ENGINEERING} A movable crest gate in the form of an arc hinged at the apex and operated by reservoir pressure to open and close a spillway.
随便看	optical haze optical horizon optical indicator optical indicatrix optical information processor optical information system optical instrument optical interference optical isolator optical isomer optical isomerism optical Kerr effect optical landing system optical lantern optical length optical lens optical lever optical lithography optically coupled isolator optically effective atmosphere optically pumped laser blank medium blank nitriding blank tape blank tape halting problem

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