reversely-graded bedding是什么意思，reversely-graded bedding的翻译，reversely-graded bedding音标、读音、用法和例句

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reversely-graded bedding是什么意思，reversely-graded bedding的翻译，reversely-graded bedding音标、读音、用法和例句_流逝汉英词典

reversely-graded bedding

基本解释

专业释义

地球科学