凹向下的 的英文怎麼說
中文拼音 [āoxiàngxiàde]
凹向下的
英文
concave downward-
Heat convected, a mode of motion developed by such combustion, was constantly and increasingly conveyed from the source of calorification to the liquid contained in the vessel, being radiated through the uneven unpolished dark surface of the metal iron, in part reflected, in part absorbed, in part transmitted, gradually raising the temperature of the water from normal to boiling point, a rise in temperature expressible as the result of an expenditure of 72 thermal units needed to raise i pound of water from 50 to 212 fahrenheit
燃燒所引起的運動形式之一-熱對流傳熱,不斷地加速度地從熱源體傳導給容器中的液體,由那凹凸不平未經打磨的黑色鑄鐵面把熱向周圍發散出去一部分反射回來,一部分被吸收,另一部分被傳導,使水的溫度從常溫逐漸升到沸點。這種溫度的上升可作為消費結果標志如下:將一磅水從華氏五十度加熱到二百十二度,需耗七十二熱量單位。Through studying it is shown that in chagan sag, the geothermal gradients in the center are higher than those around the sag margin and major factors influencing the characteristics of temperature field distribution are the property of geotectogenesis and the differences in tectonic portion, lithology and underground water behaviour ; there are three types of mudstone compaction, i. e. normal compaction, undercompacition and overcomepaction ; there are two pressure systems in sandstone reservoirs, i. e. normal pressure and negative pressure systems and the strata ' s being uplifted and denuded is the key factor leading to the formation of the negative pressure system in reservoir ; and the distinctive temperature - pressure field characteristics in the sag are possessed of important petroleum geological significance in hydrocarbon source maturity, hydrocarbon generation, widening on oil and gas exploration domain and selecting exploration targets, etc
研究表明,查干凹陷中心的地溫梯度高於凹陷邊緣,大地構造性質及所處構造部位、巖性與地下水活動的差異是影響凹陷地溫場分佈特徵的主要因素;泥巖壓實存在正常壓實、欠壓實和過壓實三種類型,砂巖儲層段壓力類型可分為正常和負壓兩個系統,地層抬升剝蝕是導致儲層負壓系統形成的主導因素;凹陷獨特的溫壓場特徵對烴源巖成熟、油氣生成、油氣勘探領域的擴大及勘探方向的選擇等具有重要的油氣地質意義。Besides, the sedimentary facies of upper ganchaigou and lower ganchaigou formation were also mapped in supersequences which are the main target strata for exploration. the high resolution sequence stratigraphic framework showed the genetic relationship between the distributions of sedimentary facies and their tectonic settings. the near - source sedimentary systems such as subaqueous alluvial fan and lake - floor fan are often deposed in rise - hemicycles in the steep slope background in the north, the coarse lithology of fan - delta prograded from north to south in fall - hemicycles, and the braided stream facies are formed in the rise - hemicycles in gentle slope background in the south, braided stream facies prograded from sorth to north in the fall - hemicycles, but the lacustrine facies and salt lake facies developed in the middle part of the area
詳細的沉積相研究發現,紅獅地區第三系發育有沖積扇、水下沖積扇、河流、三角洲、扇三角洲、湖泊和湖底扇7種主要沉積相類型,並對作為區內主要勘探目的層系的下乾柴溝組和上乾柴溝組進行了以超層序為單位的沉積相平面編圖,以較高的時間解析度揭示了區內沉積相帶的平面展布及其在不同構造背景中的分佈規律,比如在北部的凹陷陡坡背景下,上升半旋迴低水位期通常發育有水下扇、湖底扇等陡岸近源特徵的沉積體系,下降半旋迴高水位期,扇三角洲相粗碎屑巖由北向南進積;在南部的凹陷緩坡背景下,上升半旋迴主要發育辮狀河流相,下降半旋迴辮狀河三角洲相由南向北進積;而中部紅柳泉一獅子溝一帶則為湖泊相沉積和鹽類沉積。Features : long head that shares about a third of the total length ; a concave forehead ; flat chin stretching to the front ; the spermaceti case containing high fat content is located in the prolapsed occipital bone. besides making candles and ointments, this fat is good ingredient for making precision instrument lubricants
頭部特別長,約占身體長度的三分之一,額部下方凹入,平扁的上頷由此向前伸出,頭頂之外枕骨下垂構成鯨油器,內藏大量油脂,這種油脂除可製成臘燭和油膏之外,更可提煉成維護精密儀器的潤滑劑。On a level with the floor on every stairhead there was a low window which resembled a deep, square venthole, while in lanterns fastened to the walls flaring gas jets crudely illuminatcd the surrounding squalor and gave out a glowing heat which, as it mounted up the narrow stairwell, grew ever more intense
每道樓梯的平臺邊,貼近地面都有一扇低矮的窗戶,方方正正地凹進去,像是氣窗。一些懸掛在墻壁上的燈籠,發出煤氣光焰,強烈地照射著這種種貧寒景物,還散發出一股熱氣,向上升騰,並聚積在各層狹窄的螺旋形樓梯下。By means of kiba formation, k. ibt " and kibt2 segments analysis on the equivalent time stratigraphic framework, subtle traps will be predicted on stratigraphic traps and lithological traps. the results from the research indicated that : ( 1 ) this paper further indicates the control significance of southern boundary fault displacement component, which downthrown side forms syncline or anticline, and points out that 4 anticlines in south are adjustment zone and are the entering lake position of ancient river
本論文的主要認識和結論如下: ( 1 )進一步認識南緣邊界斷層位移量對下降盤形成次凹或橫向突起的控制意義,認出南緣的4個突起是調節帶之所在,也是古河流入湖處。這種格局導致凹陷強烈分割,並以橫向搬運為主。So it is hope to find gently - biodegradation - oil of pingdiquan formation at declination direction of slope. the paper also points out the next aspect of exploration. east - slope of jimusaer depression and the dropped side of jimusaer rupture are the next advantageous aspect of exploration
指出吉木薩爾凹陷東斜坡及吉木薩爾斷裂下盤是下一步勘探的有利方向,降解瀝青(或稠油)與巖性共同形成封堵,對油氣富集起封堵作用,在斜坡下傾方向有望發現第二期的受生物降解程度弱的油藏。The meso - cenozoic evolution of bachu fault - uplift is closely related to its south and north subsiding foredeep. under the background of indian plate subducting under asia - europe plate, bachu forebulge was greatly affected by the development of southwest depression and awati depression. almost all of its structure reversed, and as a result of it, both of its south and north boundary migrated. according to its evolution history and its feature, the authors tentatively use both - side migration model to interpret the evolution of compound forebulge. since triassic, almost all the spheres above lithosphere synchronously became flexure. because transpressional stress field became increasingly strong, bachu forebulge continued uplifting and big faults formed. then, bachu uplift, as a whole, slipped upward along those big faults and showed migrating toward thrust zone in plane. in tectonic tranquility, the lithosphere bounded back and in consequence of it, bachu uplift slipped down and showed migration toward craton, at that moment negative inversion structures developed. while the forebulge migrated toward its south and north foredeep, it was very possible that locally extensional stress appeared in the forebulge
在印度板塊向歐亞板塊俯沖的大背景下,巴楚前緣斷隆受西南坳陷和阿瓦提凹陷的影響,新生代時構造體制發生反轉,邊界向南北遷移。根據其發育過程特徵,作者用復合前緣隆起兩端遷移模式對復合前緣隆起獨特的構造發育史進行了解釋:即三疊紀以來巖石圈各圈層同步撓曲變形。隨著擠壓應力場的增大,巴楚隆起在撓曲基礎上不斷抬升,形成幾條大型斷裂帶。Under the all different structures " combination, the water surface had large bias and turn - around in the torturous path, and in the middle of the path along the longitude, there had the regularity that sink bank surface was higher than the convex bank one
在所有結構組合條件下,彎道水面都有較大偏斜和扭曲,並且在彎道中部主法線方向上,基本為凹岸水面高凸岸水面低的規律。The main principle problems in the study area include, the diagenetic history, the type of sandstone, the source of the sandstone type, the source of cement, the source rocks for generation petroleum, the formation of secondary porosity, the oil migration, and reservoir quality
論文在成油體系分析的基本思路指導下,探討東營凹陷南部斜坡帶孔店組儲集砂巖的礦物組成、物源方向、膠結作用、成巖作用動力學過程,以及次生孔隙發育與油氣生成聚集的關系。It is found that the liquid kerosene of injection upstream cavity could finish the process of atomization and evaporation in short distance, and enter into cavity through convection. aft wall is the primarily area of flame holding in cavity, and the only area when near the lean blowout limit, flame in area of fore wall are spread from it. cavity shear layer in reaction flow angle greatly to the main flow direction, and couldn ’ t reattach to aft wall anymore, it appears great difference in characteristics of cavity flowfield between non - reaction and reaction state
研究發現:凹腔上游噴注的液體燃料能夠迅速霧化、蒸發,並在較短距離內依靠對流輸運過程進入凹腔內部;凹腔後壁始終是凹腔火焰駐留的主要區域,在貧油極限時,也是唯一區域,並存在明顯的火焰由後壁向前壁的傳播過程;燃燒狀態下的凹腔剪切層以較大角度向下游主流發展,不再附著于凹腔後壁,與冷流中的凹腔流場特徵相差較大。The major causes of falling - away of the steering universal joint of jiefang ca1111k2lw logging truck are analysed in a scientific way, implying that the steering universal joint is a key device for transfering moment of force
科學地分析了解放ca1111k2lw型運材車轉向萬向節脫落的主要原因,指出了轉向萬向節是傳遞力矩的關鍵裝置,詳細地介紹了在不改變萬向節上接叉設計情況下,通過在上接叉鎖定螺栓介面上加裝固定套,使之與方向盤縱桿頭花鍵凹槽緊緊配合的好方法。Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction
首先結合pcnn的同步脈沖發放和側抑制特性,提出了基於改進型pcnn的圖像凹點檢測演算法,該演算法是一種自適應而有效的圖像凹點檢測方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns的圖像融合演算法,能夠將多個傳感器獲取的同一目標的圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結合累積差分圖像思想、 pcnn波的形成與傳播特性,通過各神經元之間連接取向來選擇與控制自動波的流向,將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。Abstract : in this paper, we investigate some properties of cone - continuous vector - valued functionsand the greatest cone lower bound, and prove the connectedness of the cone efficient solutionset for a cone - continuous vector - valued cone - quasiconcave function under the condition thatthe image set is cone - convex
文摘:本文討論了錐連續函數及錐最大下界的性質,在此基礎上討論了錐連續錐擬凹向量函數最大化問題有效解集的連通性,證明了當象集為錐凸集時錐有效解集是連通的Find the critical number, point of inflection, relative extrema, increasing or decreasing interval, concave upward or downward interval of the function
找出此函數的端點,反曲點,相對極值,遞增或遞減區間,凹向上或凹向下的區間。The monte pincio seemed a vast amphitheatre filled with spectators ; the balconies of the two churches at the corner of the via del babuino and the via di ripetta were crammed ; the steps even seemed a parti - colored sea, that was impelled towards the portico ; every niche in the wall held its living statue
巴布諾街和立庇得街拐角上的兩座教堂的陽臺上也擠得滿滿的。臺階上象是一股雜色斑駁的海流,向門廊下拚命的擠,墻上每一年凹進去的地方都拱著活的雕像。Referring to three kinds of plan irregularity, structures individually with four kinds of irregularity as eccentricity in one direction, eccentricities in two directions, re - entrant corner irregularity and diaphragm discontinuity have been analyzed to investigate the relationship between torsion effects and parameters of above irregular structures. the parameters and the schemes for determining the scope of structures with different kind of irregularity considering seismic action in two directions simultaneously are proposed, some conclusions have been get as following : it is indicated by the analysis results that torsion effect has no dependency relation with eccentric torsional angel adopted in code for seismic design for buildings. it is suggested that the eccentric torsional angel should not be take as the parameter of torsion effect of structures considering seismic action in two directions simultaneously ; for the structures with regular plan and elevation and with eccentricity in one direction due to irregular mass layout, the relative eccentricity can be take as the parameter of torsion effect of structures considering seismic action in two directions simultaneously ; for the structures with regular plan and elevation and with eccentricities in two directions due to irregular mass layout, the ratio of relative eccentricities in two directions and the angel of them can be take as the parameters of torsion effect of structures considering seismic action in two directions simultaneously ; it is indicated by the analysis results that the torsion effect has no dependency relation with re - entrant corner ratio adopted in code for seismic design for buildings as
所取得的主要結論有:結構的扭轉效應與《抗震規范》所採用的扭轉不規則指標即偏心扭轉角之間的相關性較差,偏心扭轉角不宜作為判斷結構是否計及扭轉效應及需考慮雙向水平地震作用的界定指標;對于樓層間均勻偏心的多層單向偏心結構,建議採用相對偏心距作為需考慮雙向水平地震作用的界定指標,並給出針對不同平面尺寸的界限相對偏心距;對于樓層間均勻偏心的多層雙向偏心結構,建議採用兩個主軸方向的相對偏心距及其夾角作為界定指標,結合單向偏心結構的界定方案進行需考慮雙向水平地震作用的結構范圍界定;凸凹不規則結構的扭轉效應與凸凹比例無正相關關系, 《抗震規范》要求所有平面布置不對稱的凸凹不規則結構計及扭轉效應的規定欠妥當,建議凸凹不規則界限值從30改為15 ,只要求分析採用空間模型比較合適; 《抗震規范》關于有效樓板寬度較小的結構需計及扭轉效應的規定很有必要,樓板局部不連續的結構需採用符合樓板實際剛度的計算模型予以分析,可使用相對偏心距(及其夾角)參照單向(和雙向)偏心結構的界定方案,界定樓板局部不連續結構是否需要計入雙向水平地震作用下的扭轉效應。The downward failure of the roof, which was dished 2 feet was the only important structural damage suffered.
這個建築物中唯一重大的破壞是屋頂向下凹陷了兩。In chapter 5, the means of structure design and part design are researched on. then the realization of structure design using top - down design is presented. with information of separated loops, the efficient part design has been achieved
第五章研究了系統結構設計與零件設計的實現方式,重點分析自頂向下設計方法在級進模結構設計中的應用;並根據工藝分析系統的特徵環幾何信息來設計凸凹模零件,實現工作區零件的快速設計。The downward failure of the roof, which was dished 2 feet was the only important structural damage suffered
這個建築物中唯一重大的破壞是屋頂向下凹陷了兩? 。分享友人