英语词汇“sand-shale ratio”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	sand-shale ratio
释义	sand-shale ratio sand-shale ratio [′san ′shāl ′rā·shō] (geology) The ratio between the thickness or percentage of sandstone and that of shale in a geologic section.
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