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primary sedimentary structure

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un.原生沉积构造
网络原始沉积构造

primary sedimentary structure

primary sedimentary structure

英-汉网络释义

primary sedimentary structure

原生沉积构造

... 雨痕 raindrop imprint／rain impression 原生沉积构造 primary sedimentary structure 原生孔隙 primary porosity ...

原始沉积构造

小学... ... primary securities market 初级证券市场 primary sedimentary structure 原始沉积构造 primary segment 原体节 ...

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