cross bedding 中文意思是什麼

cross bedding 解釋
交錯層理
  • cross : n 1 十字架;〈the C 〉 耶穌受刑的十字架。2 〈the C 〉 基督教(教義,國家)。3 不幸,苦難;挫折,...
  • bedding : n. 1. 寢具,床上用品。2. (家畜的)墊草。3. 基底;【建築】基坑;【地質學;地理學】層里;【農業】定植。
  1. Bimodal cross - bedding

    雙向交錯層理
  2. Deltaic cross bedding

    三角洲交錯層
  3. However, the authors discovered recently that the top and bottom surfaces of the loushanguan formation are palaeokarst unconformity interfaces, and there are a lot of interbeds of granular ( oolite, pisolite and oncolite ) dolomite and algae - mat dolomite, especially sedimentary structures such as the bird ? s eye, stromatolite, cross bedding and tepee structures

    但筆者新近研究發現,其頂、底均為古巖溶不整合面,並有大量顆粒(鮞、豆、核形石)白雲巖和藻紋層白雲巖夾層,還有許多鳥眼構造、疊層石構造、交錯層理、帳蓬構造存在。
  4. The attitude of the cross-bedding indicates that the current flowed to the west.

    交錯層的產狀,說明當時河水是向西流的。
  5. The dark - gray traction current deposits belong to internal - tide deposits, it develops sandstones and siltsands, and charactered with lenticular, wave, flaser bedding, bimodal cross - bedding and ripple mark

    深水牽引流沉積為內潮汐沉積類型,巖性為細砂巖、粉砂巖,以發育透鏡狀、波狀、脈狀層理、雙向交錯層理、波痕等沉積構造為特徵。
  6. Furthermore, sorting of the sandstones in the braided river is better compared with that of in the meandering river system. in the same subfacies, grain size is larger and sorting is better in the channel sandstones which developed with large - scale cross - beddings such as trough cross - bedding, compared with sandstones in the flood microfacies. in the same microfacies, better sorting and coarser grained sandstones are distributed in the middle and lower part of the unit

    與曲流河亞相相比,辮狀河亞相砂巖的粒度較粗,分選性較好,砂體多次疊置而規模更大;相同河流亞相的河道微相與泛濫平原微相相比,前者的砂巖粒度較粗、分選性較好,發育槽狀交錯層理等大型層理構造;在同一微相內,處于中下部的流體單元其粒度較粗,分選較好。
  7. Angular cross bedding

    傾斜交錯層
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