sedimentary rhythm meaning in English

沉积岩韵律
沉积韵律

And sedimentary microfacies of the main reservoir sands has been divided according to regional background , lithology or rock texture , sedimentary structure , sedimentary rhythm , grain size analysis , palaeontological assemblage , log and seismic facies . with all the heterogeneity appraisal parameters , the macro - heterogeneity of reservoirs has been evaluated quantitatively
从区域背景、岩性及岩石结构、沉积构造、沉积韵律、粒度分析、古生物组合、测井相和地震相分析入手，确定了埕岛油田馆上段储层为陆相沉积河流亚相，并进一步划分了馆上段储层主力油砂体的沉积微相。