覆面算 的英文怎麼說

中文拼音 [miànsuàn]
覆面算 英文
verbal arithmetic
  • : 動詞1. [書面語] (蓋住) cover 2. [書面語] (底朝上翻過來; 歪倒) overturn; upset 3. 同 「復」 (Ⅱ1. 2. )
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  1. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格蓋法,編程計了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  2. This paper try to combine fuzzy theory with the sphere neighborhood model, and then put forward a fuzzy algorithm based on csn ( covered with sphere neighborhood ). the performance of sphere neighborhood model is discussed and get deeply into in this paper

    本文嘗試將模糊數學與球領域蓋思想相結合,提出模糊球領域蓋演法來構造神經網路分類器,並對球領域蓋思想作深入的研究分析。
  3. Computer graphics principles and practice, by james d. foley, andries van dam, steven k. feiner and john f. hughes

    這本書蓋了計機圖形學的方方,一直以來都被視為圖形學的經典著作.值得深讀
  4. Roll over protective structure ( rops ) is a device which installs on out of construction vehicle. the main functions are : when the vehicle rolling over. rops can prevent the vehicle from rolling over further, and reduce the possibility of rolling vehicle injures operator ; when the vehicle traveling on freezing soil. concrete and rock, it has large resist continuous impact ability ; when the vehicle overturning rops can support the whole vehicle. arrangement of falling object protective structure ( fops ) can block objects ( such as trees, rocks ) so that supply protection for operator. this problem is that research rolling over and falling objects protective structure of bulldozer by learning research condition of rops / fops and relative lay down international standard. on the base of theory analysis. detrudes counting formula of rops / fops deformation through founding mechanics analysis model of rops / fops at the stage of elasticity and plastoelastic. and finds a set of feasible nonlinear finite element analysis counting. lt calculates rops / fops plastoelastic deforma variable of 320hp bulldozer, bulldozer has been carried out by optimizing design method

    其主要功能是:當車輛滾翻時, rops能刺入未凍土壤而阻止車輛的進一步滾翻,降低滾翻的車輛對系著安全帶司機軋傷的可能性;保證rops在碰撞和沖擊變形不大的地(如凍土、混疑土上、巖石)時,能具有相當大的抗連續沖擊能力;當車輛已經處于顛狀態時,已經變形的rops應能支撐住整車。落物保護裝置(簡稱fops ) ,其構件的布置方式要能遮蔽墜落的物體(如,樹木、巖石等) ,以便對司機提供適當的保護。本課題主要通過了解國內外有關對rops fops的研究情況和有關國際標準的制定,對大型推土機傾翻和落物保護裝置進行研究,在理論分析的基礎上,通過建立rops fops的力學分析模型,推導彈性、彈塑性階段rops fops變形的計公式,建立一套可行的rops fops的非線性有限元分析計方法。
  5. The climap team also estimated how much ice covered the land and seas during the wisconsin ice age.

    CLIMAP小組還估了在威斯康星冰期蓋大陸和海的冰量有多大。
  6. So combine the item of “ space targets surveillance photoelectricity telescopes arrays system ”, this thesis does research in developing space targets visualization system. the main achievement in this thesis can be summarized as follows : 1. expatiate e the basic theory of satellite track dynamic, analyse the orbit characteristic of two - body problem and launch window, subastral point calculation, visibility and coverage analysis, two - line element sets

    本文結合「空間目標監視光電望遠鏡陣系統」課題,進行了空間目標可視化系統的設計和研究,主要作了以下幾方的工作: 1 、闡述了衛星軌道動力學的基本原理,分析了二體軌道特性和發射窗口的基本特性,星下點軌跡計、可見性和蓋分析和兩行根數。
  7. To the influence of the plateau terrain, the impact of the elevation and the roughness of terrain to every energy component out and incoming are study, and basing the soil spectrum model proposed above, a new radiative transfer model of terrain area was put forwarded in which the soil water content, lai, terrain roughness and elevation were considered synchronously, and incoming scatter light was integral with the solid angle of semi - globe space defined by the slope of the pixel, so scattering lights of terrain and the sky are properly considered, but the operation is still within the acceptable range

    地形與反射率的關系是本文研究的一個重點。本文對崎嶇山地象元的各入射光和反(散)射光分量進行了深入分析,在所提出的濕潤土壤光譜模型和植被冠層模型的基礎之上進一步提出了新的適合青藏高原的山地輻射傳輸模型。該模型同時考慮了土壤含水量、植被蓋( lai ) 、地形起伏和海拔高度的影響,並以象元坡定義的半球空間立體角對環境入射光進行積分,使周圍地形和天空散射光均得到適當考慮,計量又在可接受范圍內。
  8. The structure of the upper platform on the simulating table that is put forward is analysed with analysis software ansys of finite element. and the mass of subjacent platform for simulating table is calculated with the method of equilibrium of moments under conditions of the simulating table is static or operating no take place overturn

    機械設計方:設計了模擬轉臺上、下平臺的結構,並運用有限元分析軟體ansys對所提出的模擬轉臺上平臺結構進行分析,利用力矩平衡方法計了模擬轉臺在靜止以及運動過程中不發生傾所需要下平臺的質量。
  9. The application of the software hardware advanced techniques, such as an algorithm for continuously outputting high - rate gps position data, voice data trucking system ( vdt ), a new gps ( avl ) system framework, an up - to - date mutual communication method and so on, enlarges the system capacity and the covering area, realizes the voice data transmitting in the present mobile communication channel, meets the need of kinetic positioning. in a word, it enhances the capability of management and decision

    系統中gps定位數據的高速率連續輸出演法、話音數據集群( vdt ) 、新的gps車輛系統結構和全新的通信交互手段等先進技術的採用,人人提高了系統的容量和積,實現了在現有移動通信通道上數話兼容、高動態定位的需求,使科學管理和決策水平得到很大提高。
  10. According to mechanics theory the formulary of flexural rigidity, axial rigidity, shearing rigidity are deduced. the framework membrane structures are widely used present. the nonlinear finite element method is used in this dissertation, after form - finding the shape are overlapped the framework structure, the shape and the framework structure make up integrality structure, the nonlinear finite element method is employed, due to deadweight and wind load and snow load and self - stressing the response of the framework membrane structures are analyzed, and computation results of integrality model and dividing model have been compared

    骨架式膜結構是目前應用最廣泛的的膜結構,本文運用非線性有限元理論,將找形后的膜蓋在骨架結構上,膜與鋼結構組成整體,採用非線性有限元方法對骨架式膜結構在自重和自應力、風荷載、雪荷載等共同作用下的反應進行了分析,對膜結構和骨架結構分開計和整體計模型進行了比較。
  11. This system renders textile designers change all the fabric properties freely, and express ones " ideas incisively and vividly. meanwhile, this paper emphasizes the display algorithm of tightly arranged threads overlap, thread picture simulation and feather generation

    其中著重介紹了紗線緊密排列,存在相互蓋時的顯示演法(包括同種類型的紗線相互蓋和不同類型的紗線相互蓋) ,單根紗線的平模擬演法和生成紗線毛羽紋理的方法。
  12. The evapration of water area is calculated by et0 multiplied by kc ; and then the evapotranspiration estimation models for other categories ( singular underling surface ) are presented ; based on bare soil and dense grass models the evapotranspiration estimation models for partly grass covered surface is presented combined with vegetation fraction data. it is feasible and logical each categories using singular way and mean, the result of regional evapotranspiration over south ningxia is given

    將水體單獨處理,由參考作物蒸散乘以比例系數直接計得出水體蒸發;建立了4種單一類型下墊(裸地區、草地完全蓋區、喬木林區、灌叢區)蒸散計模型;對混合下墊(草地?裸地區)區域蒸發(散)計方法使用裸土和草地完全蓋蒸發(散)計模型,然後結合植被蓋度給出。
  13. The climap team also estimated how much ice covered the land and seas during the wisconsin ice age

    Climap小組還估了在威斯康星冰期蓋大陸和海的冰量有多大。
  14. The exact expression is n = 4 ", in which n is the stage of koch curve. since we only consider one generator in computation process, so we simplify it as n = 4 ). the critical point of this kind of koch curve is zero, also called zero temperature phase transition, and this is the character of all the limited branching systems

    無分支科赫曲線是一種典型的分形,前人的研究都局限於n = 4 ( n是用線元,元,或體元蓋分形系統所需要的蓋次數,確切的應該寫成n = 4 ~ n ,其中n為科赫曲線的級,但我們在重整化群計時只考慮一個生成元,所以簡化為n = 4 )情況,這種科赫曲線的相變點為零,是一種零溫相變,這也是有限分岔系統的相變特徵。
  15. This article not only gives a deep discussion about the hardware construction and network configuration of the post integration network, but also gives a further discussion about the whole structure, data transmission and network construction scheme of the same. by this scheme we can face to many problems such as more points, wide side, hard communication, and so on

    本文對系統硬體結構和網路配置進行了深入研究,並在此基礎上對郵政綜合計機網總體結構、網路數據傳輸和網路實現方案進行了闡述,以解決黑龍江省郵政支局網點多、廣、通訊困難等實際問題。
  16. In the simulation and analysis on culvert construction, the method of foundation - pit excavation layer by layer and step by step was used, i. e. the method that makes the surface of excavation have no stress, when the elements were excavated gradually in period of construction. at this process, the state of soil is unloading, the laws of stress field and displacement field with the depth of excavation were studied. based on the obtained stress field and displacement field after the excavation was completed, by using of the newly increased filling - elements " gravity and the grinding force, the simulation of the construction of body of the culvert and foundation - pit ' s filling layer by layer had also been done in this dissertation

    用有限元法模擬分析涵洞基坑開挖時,採用分層、分步模擬開挖過程的方法,即將計域內單元分層「挖去」 ,使開挖表成為無應力表的方法,分析土體在卸載狀態時的應力場和位移場隨開挖深度的變化規律;在洞體施工后,回填土體時,據開挖完成時的應力場、位移場,通過逐級增加計域內的單元數目,施加每級新增加單元的自重荷載,利用有限元法模擬基坑及上土體分層填築的施工過程,這不僅反映土體處于再加載應力狀態時,填土受力及變形的一般規律,而且這種將地基? ?涵洞? ?土體作為一個統一整體進行模擬的方法,量化了三者之間的相互作用關系。
  17. This paper exhausts fully adjustable factor which could amend the dynamic function in fuzzy control system, and that traditional algorithms select factors with intercession is easy to get a partial solution, so this paper presents a new method to select factors based on genetic algorithm. this method has a large range over covered the solutions which could benefit to search the best solutions. it has great character and advantage

    本文充分闡述了可調整因子在模糊控制中能夠改善了系統的動態性能,並根據傳統的優化演法在選取控制因子時是從單個初始值迭代求取最優解的、很容易陷入局部最優解這一問題,提出了一種基於遺傳演法的可調整因子的選取方法,這種方法比較大,有利於全局擇優。
  18. In the first step. 2861 surface wave recordings with seismic magnitude over 5. 0 are selected under the criteria of good - wave and " intact recording ", calculating the big - circle paths, and then about 284 two - station pairs of which two stations are along the same big - circle are chosen, among them there are about 260 pairs with difference of forward azimuth angle less than 5 ?. after further optimizing, 223 pairs which perfectly cover the china area are used in the final calculation

    本文首先從所收集的震級在5級以上2861條波記錄中挑選波形好、記錄完整的資料進行預處理,計其大園路徑,從中挑選出位於同一地震大園路徑上的雙臺地震記錄約284對,然後計出前向方位角差,其差在5范圍以內的雙臺地震記錄約260餘對,量后對這些記錄進一步優化,選出223對對中國大陸地區蓋比較好的波記錄。
  19. According to the documentation collected from domestic and abroad wang wei dong who works in huadong architect and structure institute utilizes the similar work property between the underground continuous wall and pile subjected the vertical loads, and introduces poulos method of elasticity and plastic which applies to pile foundation into the calculation for subsidence of underground continuous wall. pujialiu and yu yuzhou from water and electronic engineering of qinghua university, according to the result of three axes, define the concrete parameter utilize the model of non - linear e - b combined with the design cross section of dam in xiaolangdi, yellow river accept the total stress programme of thepd dam, and we analyze the stress and displacement of plastic concrete diaphragm wall by finite element method in comparison with the result of common concrete one. at same time, we consider the effect of the character of plastic concrete diaphragm wall which is composed of different gradients and adopting the level of stress and pulling stress infers whether the plastic concrete diaphragm wall is safe or not

    地下連續墻是一種歷史較短的施工方法,目前,砼防滲墻的設計還是以傳統的設計方法為主,根據查找國內外文獻資料,華東建築設計院王衛東利用地下連續墻與樁在豎向荷載作用下的工作性能有相似性,將適用於樁基的poulos彈性理論引入對地下連續墻的沉降計中;清華大學水利水電工程系濮家騮、于玉貞根據三軸試驗結果確定混凝土的參數,利用非線性e - b模型,結合黃河小浪底土石壩設計剖,採用thepd土石壩總應力程序,對深蓋層塑性混凝土防滲墻的應力、位移進行有限元分析,並與普通混凝土防滲墻計結果加以對比,同時分析了不同配比塑性混凝土特性的影響,並採用應力水平和拉應力數值來判斷塑性混凝土防滲墻的安全程度。
  20. Based on the date of full - scale measurements, modeling wind tunnel tests and theoretical researches of the wind loads on low - rise buildings available, involved the date of the wind tunnel test and computational numerical simulation fulfilled in this paper, the effects of wind loads on low - rise buildings have been studied systematicaly and extensively. it reveled properly the principle of the changes of the surface mean pressures, local pressures, and fluctuating pressures with the building geometry, roof type and slope, wind direction, eave configuration, cladding system, and dominate openings

    本文根據國內外有關低層房屋風荷載的全尺寸實測、模型風洞試驗及其理論方的研究,包括本文進行的低層房屋屋風壓分佈的風洞模型試驗和計機數值模擬計,對低層房屋的風荷載特性進行了系統而深入的研究,較好地揭示了低層房屋表的平均風壓、局部風壓和壓力的波動隨房屋的幾何尺寸、屋形式、屋坡度、風向角、檐口構造、材料和門窗開洞而變化的特點和規律。
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