英语词汇“lightening hole”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	lightening hole
释义	lightening hole lightening hole [′līt·niŋ ‚hōl] (civil engineering) An opening cut into a strengthening member that decreases its weight without significantly altering its strength. lightening hole A hole cut in a piece of structural material in a relatively unstressed region to lighten the structure.
随便看	korea food for the hungry international korea food research institute korea foods industry association korea football association korea foreign school korea foreign trade association korea forest service korea foundation for advanced studies korea foundation for asian culture exchange korea futures exchange korea gas corporation korea green management index korea housing builders association korea hydro nuclear power co, ltd korea industrial property rights information service korea industrial technology association korea industrial technology foundation korea information engineering services ltd. korea information security agency korea information technology network korea institute for advanced theological studies korea institute for defense analyses korea institute for health and social affairs korea institute for international economic policy korea institute for national unification

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