Comprehensive study indicates the dark, 50 - 300 m thick upper permian series, which is rich in the organic material ( om ) and biota, is beneficial to formation and protection of petroleum and natural gas. moreover the stratigraphy possess with better reservoir ability. the reservoir distributed in shallow glacis along beichuan tongkou - guangyuan changjianggou, he 12 well - she 1 well - jiange - cangxi yongningpu - long 4 well - bian 1 well in wujiaping stage and in platform edge beach along beichuan tongkou - jiangyou shuigentou - jiange - cangxi yongningpu - nanjiang
綜合以上,本文認為研究區上二疊統地層厚50 ? 300m ,顏色較深、生物含量多、富含有機質,並且該套地層自形成后,大多直接進入埋藏成
巖環境,是一套十分有利於油氣的形成與保存的地層;同時該套地層的局部層段具有一定的儲集性能,在吳家
坪期儲層主要分佈在北川通口?廣元長江溝、河12井?射1井?劍閣?蒼溪永寧鋪?龍4井?扁1井一帶,在長興期儲層主要分佈在北川通口?江油水根頭?劍閣?蒼溪永寧鋪?南江一線。
The present lake wall of stone and granitoid was not then in place, but the road had been well laid out, the intermediate spaces of lawn were lovely to look upon, and the houses were thoroughly new and imposing
在北區沿著現在的北湖濱路已建起了一批漂亮的府郟那個湖當時還沒有用石塊和花崗
巖鋪的湖堤。井然有序的道路把草
坪分隔成一塊塊的,看上去很悅目,簇新的府第十分氣派宏偉。
Due to complex and varied geological conditions for 4 headrace tunnels at zipingpu project, real time monitoring technique was used during informatization construction according to new austrian tunneling method, system observation for typical sections was conducted by following in - situ construction, based on which inverse analysis for rock mechanics parameters was conducted
針對紫
坪鋪工程4條引水發電隧洞復雜多變的地質條件,採用新奧法隧洞信息化施工中倡導的實時動態監測技術,跟蹤現場施工進行了典型斷面的系統觀測,在此基礎上進行了圍
巖宏觀力學參數的反分析研究。
Based on the regional structure dynamics analysis of the lithosphere imbricate structure in lanping - weixi area, the middle section of three - rivers area ( n26 - 28 ), the bouguer gravity anomaly of deep structures was completed and the fractal of these faults was calculated. the geology structure model and the elasticoplastic three - dimension finite - element mathematic are described, made and calculated ; and physical simulation was accomplished
針對三江中段n26 - 28蘭
坪-維西地區的
巖石圈正交疊加構造的區域構造動力學分析,進行了深部構造的布格重力異常延拓處理和淺部的斷層分維計算,描述、製作計算了地質結構模型、彈塑性三維有限元數學模型和物理模擬。
2. 38. 6ma and 36. 7ma isotopic ages of quartz - monzonite - porphyry in lianhuashan and alkaline porphyry in zhuopan have respectively been obtained. those results are consistent with the ages of the porphyries in both lanping - shimao basin and changdu basin related igneous rocks, representing the first episode ( lanping movement ) of tectonics - magmatism - metallogenic event during the himalayan movement
獲得了蓮花山石英二長斑
巖及卓潘堿性斑
巖的ar - ar年齡,分別為38 . 6ma與36 . 7ma ,與整個蘭
坪?思茅盆地與昌都盆地及兩側的斑
巖與相關火山
巖一致,代表喜馬拉雅運動第一幕(蘭
坪運動)的重要構造?
巖漿?成礦事件。
According to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
根據肥城煤田石炭系太原組的
巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵,將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮
坪環境,認為太原組形成於潮汐作用為主的陸表海海岸,泥炭
坪是成煤的重要古地理環境,潮渠對煤層有一定的破壞作用,地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。
Abstract : according to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
文摘:根據肥城煤田石炭系太原組的
巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵,將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮
坪環境,認為太原組形成於潮汐作用為主的陸表海海岸,泥炭
坪是成煤的重要古地理環境,潮渠對煤層有一定的破壞作用,地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。
The middle part is a set of large tidal range tidal sequence including oolitic shoal fades which is made up of bedded - oolite dolomite and oolite limestone, gypsum - tidal fades in sabkha environment which consists of bedded gypsolyte, and gypsolyte - bearing gypsum - dolomite tidal facies
中部為層狀鮞粒白雲
巖、鮞粒灰
巖的潮下鮞粒灘相與薩布哈環境的富層狀石膏
巖的膏
坪相、含石膏
巖的膏雲
坪相組成的大潮差蒸發潮
坪層序。
At the same time, relationship between rock and elctronics for every formation is determined. 2. there are five depositional faces in the area : open sea, restrained sea, tidal flat, salified lagoon and bank
4 、在單井沉積相研究的基礎上,對各組的
巖相古地理特徵進行了詳細研究,研究認為:區內發育開闊海、局限海、潮
坪、咸化瀉湖和灘五種沉積相類型。
Important gas - bearing reservoirs included sand bodies of distributary channels and subaquatic distributary channels in deltas and braided deltas, dolomitite in carbonate platform, and sand bodies in tidal flat and barrier island
重要的儲集層有:三角洲和辮狀河三角洲分流河道和水下分流河道砂體、碳酸鹽
巖臺地的白雲
巖以及潮
坪、障壁島砂體。
And ground surface displacement and deformation in the 1277 mining area at wenjiaping mine were analyzed by using this model
並採用該模型對文家
坪磷礦1277采區地表
巖體移動變形進行了具體的計算分析。
Lattice preffered orientation and seismic anisotropy of ultramafic xenoliths in damaping, hebei province
河北大麻
坪超基性
巖包體的
巖石組構和地震波速各向異性
The lower part is a micro - tidal range evaporative tidal sequence consisting of thin - bedded gypsum - bearing, muddy - limestone and dolomicrite
下部為薄層的含石膏、硬石膏晶體、團塊及腸狀石膏層的泥晶灰
巖、微晶白雲
巖組成的小潮差蒸發潮
坪層序。
The upper part is a set of evaporite quasi - tidal sequence with clear cycles which is made up of middle - thin - bedded, gypsum - bearing muddy limestone and dolomicrite
上部為中薄層狀富泥的含石膏質夾層的泥質泥晶灰
巖、微晶白雲
巖組成的旋迴性清楚的似蒸發潮
坪層序。
These biostromes and bioherms, together with tidal - flat dolomicrite and muddy dolostone, form circum - tidal flat meter - scale carbonate cyclic sequences with symmetrical facies sequences and fabrics
它們與潮
坪相泥晶白雲
巖和泥質白雲
巖構成具對稱相序組構的環潮
坪型碳酸鹽米級旋迴層序。
The widespread progradationally deposited cycles are often capped by oolitic shoals, tidal flat or sabkha evaporite strata.
廣布的加積沉積旋迴、經常被鮞灘,潮
坪或薩勃哈蒸發
巖層所覆蓋。
With regard to its field drilling applications in the geologically loose sandy pebble layers, kl vegetable - gum drilling fluid showed itself with excellent rheological behaviours in its abilities of lubrication, lost circulation, suspension and removal of debris, anti - shear shinning, and high coring rates, which satisfactorily meet the demands of geological boring in the dam foundation of huangjin ping hydroelectrical power plant
通過在黃金坪水電站壩基深厚砂卵石覆蓋層鉆探取芯的現場試驗,證明了kl植物膠沖洗液具有優良的流變特性,潤滑、堵漏、懸浮排除巖屑和抗剪切稀釋能力顯著,可實現高取芯率,能很好的滿足地質鉆探對取芯質量的要求。