英语词汇“primary sedimentary structure”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	primary sedimentary structure
释义	primary sedimentary structure primary sedimentary structure [′prī‚mer·ē ‚sed·ə′men·trē ‚strək·chər] (geology) A sedimentary structure produced during deposition, such as ripple marks and graded bedding.
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