英语词汇“gravel board”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	gravel board
释义	gravel board gravel board, gravel plank A board attached near the lower edge of a wood fencing so that the fencing does not touch the ground; prevents the lower end of the fencing from rotting.
随便看	emission scenario document emissions certification data base emissions consumption optimization technology emissions control emissions control technology association emissions credit emissions credits emission security emission sensing monitor emission (s) factor emissions factors and policy applications center emissions from the sea ice zone emissions & generation resource integrated database emission share emissions intelligence emissions inventory emissions inventory system/area source emissions inventory system/point source emissions limit emissions monitoring and analysis division emissions neutral vehicle emission spectra emission spectrochemical analysis emission spectrometer emission spectroscopy

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gravel board