braided channel 中文意思是什麼

braided channel 解釋
辮狀河道
  • braided : 編成辮子形的(麻花狀的)
  • channel : n 1 水路,水道,渠,溝;海峽;河床,河底。2 (柱等的)槽,凹縫;【機械工程】槽鐵,凹形鐵。3 〈比...
  1. From sedimentology symbol such as rock assembled, sediment gradus, sandstone grading analysis, protogene sedimentary structure, ichnofossile and logging facies etc and palaeoenvironment background, it is confirmed that shen84 - an12block s34 segment is braid river delta system, not fan delta system ( abrupt slope ). then it can be more partition as braid river delta plain sedimentary assembled, delta front sedimentary assembled and prodelta sedimentary assembled on core and log assembled. and delta plain sedimentary assembled can be identified four microfacies : braided distributary channel, crevasse splay, overbank deposits and interdistributary bay

    沉積微相研究是儲層非均質性研究的基礎,研究區有豐富的巖芯資料和測井資料,通過巖石組合、沉積韻律,砂巖粒度分析、沉積構造、古生物遺跡和測井相等沉積學標志,結合古環境背景,確定沈84 ?安12塊s _ 3 ~ 4段為辮狀河三角洲體系,而不是前人所認為的扇三角洲(陡坡型)體系,在巖芯和測井組合上可進一步劃分為辮狀河三角洲平原沉積組合、三角洲前緣沉積組合和前三角洲沉積組合,其中三角洲平原沉積組合又可識別出辮狀分流河道、決口扇、分流河道邊部和分流間灣四種微相類型;三角洲前緣沉積組合識別出水下分流河道、水下分流河道邊部和分流河口壩三種微相。
  2. The depositional sequences of braided rivers mainly consist of braided channel lag deposits and mid - channel bar sandstones

    辮狀河沈積主要發育河道和心灘微相,泛濫平原微相不太發育。
  3. Measured data show that the regulation works of hechangzhou braided channel intrance has attained predicated effect

    工程后的實測資料分析表明,和暢洲左汊口門控制工程達到了預期的整治效果。
  4. 5. the distributing of the reservoirs is mainly controlled by the sedimentary microfacies of braided channel and underwater braided channel. 6

    儲集砂體的分佈和發育程度主要受辮狀河道和水下辮狀水道微相的控制。
  5. By summarizing and analyzing the geological setting, uranium source, paleoclimate, hydrology, lithologic - lithofacies conditions in the region, it is indicated that the quantou formation in fanjiatun - jiutai area and the qingshankou formation in yangdachenzi area are potential metallogenic prospective areas for in - situ leachable sandstone type uranium deposit in the region, which develop braided channel or delta marginal sandstones, and possess favorable forming conditions of interlayer oxidation zone, and constituting supply - passage - discharge system of abundant uranium source

    綜合研究區域成礦地質背景、鈾源、古氣候、水文地質、巖性巖相條件,認為范家屯九臺一帶的泉頭組及楊大城子一帶的青山口組發育辮狀河或三角洲前緣砂體,構成了鈾源供應充足的補徑排系統,具有有利的層間氧化帶形成條件,是本區地浸砂巖型鈾礦的有利成礦遠景區帶。
  6. The paper divided turbidite fan in deep water from long source into braided channel microfacies, inter - braided channel microfacies, medium fan over - belt microfacies, and external fan subfacies, and divided slump turbidite which related with delta into medium fan subfacies and external fan subfacies, and summed up 15 kinds of marking of subfacies and microfacies classification. at the same time, it formed a series of effective technology of analyzing turbidite source at the base of studying region geological which combined with analyzing the content change of terrigenous debris, with the found of logging facies, and with the ancient terrestrial magnetism test and other technology means under the guidance of three - dimensional model of turbidite which has been founded already and the flat surface feature of microfacies

    將遠源深水濁積扇劃分為辮狀水道微相、辮狀水道間微相、中扇過渡帶微相和外扇亞相;將與三角洲有關的滑塌濁積扇劃分為中扇和外扇兩個亞相,並總結了濁積巖沉積劃分各種亞相、微相類型的十四種標志,分別為:巖石類型、層理類型、砂巖單層厚度、粒度結構特徵(粒度中值、分選性、概率曲線) 、生物化石、儲層物性(孔隙度、滲透率) 、泥巖隔層特徵(泥巖單層厚度、層數、顏色) 、鮑瑪層序組合和自然電位曲線特徵。
  7. The analyses of the sedimentary facies, rock geochemistry and reformation after the sedimentation from the upper cretaceous quantou formation to nenjiang formation indicate that the beneficial sand - bodies of the uranium deposit are mainly quantou formation ' s braided channel and qingshankou formation ' s delta sandstone types

    摘要從上白堊統泉頭組嫩江組沉積相展布、巖石地球化學及沉積期后改造作用分析入手,闡明了研究區有利鈾成礦砂體主要為泉頭組的辮狀河與青山口組的三角洲砂體。
  8. 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。
  9. This result lays a solid foundation for the research. 2. based on the study of petrology facies, facies association and sedimentary sequences, the sedimentary processes and systems are established. they consist of debris and hyper concentration flow deposits, channel deposit of braided and meandering streams, and alluvial fans, floodplains, fan - deltas and lacustrine turbidities

    根據巖相、相組合以及沉積層序的研究,確立了研究區的沉積作用類型和沉積體系,它們包括碎屑流和超濃縮洪流沉積、辮狀河河道沉積,以及沖積扇沉積、洪泛平原沉積、扇三角洲沉積和湖相濁流沉積。
  10. In the chronstratigraphic framework, the facies, the depositional system and the principle and range of reservoirs distribution are studied. the main depositional system is braided delta ? ub - lake fan. the coarse lithofacies which form braided delta depositional system is sub - water channel deposits ; the coarse lithofacies which form the sub - lake fan depositional system include turbidity channel deposits and bedded turbidity deposits

    在等時地層格架內,總結了各個中期旋迴的沉積相類型、沉積體系和展布規律及范圍,認為研究區在該時期以辮狀三角洲?湖底扇沉積為主;構成辮狀三角洲的粗碎屑相為水下分支河道;構成湖底扇的粗碎屑相包括:濁流水道相、層狀濁積巖相。
  11. Research section braided distributary channel sandstone is mostly positive rhythm, and high porosity and seepage rate in its central - top section, low seepage rate kalk interbed in its bottom. underwater distributary channel sandstone is relatively homogeneous positive rhythm, high porosity and seepage rate in its bottom, its top low. distributary mouth bar sandstone is complex rhythm, many interbeds inside

    研究區宏觀非均質性特點為:研究區辮狀分流河道砂體以正韻律為主,高孔、滲帶在砂體中上部,底部常存在低滲透率鈣質夾層;水下分流河道砂體為較均質的正韻律,下部孔滲高,上部孔滲變小,分流河口壩砂體為復合韻律,砂體內部夾層多。
  12. In this paper, we emphasis p11 - p13 layers, which is high meander channel, low meander channel and braided stream deposit

    本文重點解剖p11 p13儲層,分別屬于高彎曲流河、低彎曲流河,辮狀河成因環境。
  13. Impact of flood events from different source areas on channel transects adjustment at the wandering - braided reach of the lower yellow river

    不同來源區洪水對黃河下游游蕩河段河床橫斷面形態調整過程的影響
  14. Considering all factors in trap - forming, the most prospective reservoirs are the sub - water channel sandstones, the front sheet sandstones of braided delta and bedded turbidity sandstones. the petroleum exploration targets are identified further

    綜合成藏要素進一步研究,認為水下分支河道、辮狀三角洲前緣席狀砂和小型層狀濁積砂體是比較有利的儲集體。
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