field point 中文意思是什麼

field point 解釋
場點
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • point : n 1 尖頭,尖端;尖頭器具;〈美國〉筆尖;接種針,雕刻針,編織針;小岬,小地角;【拳擊】下巴。2 【...
  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覆蓋法,編程計算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,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的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. From the agronomic point of view, a field planted to a multiline need not appear different from a field planted to a genetically uniform cultivar.

    從農業實踐看,栽培多系品種的田塊與栽培遺傳上均一品種的田塊未必有區別。
  3. Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box

    綜合介紹了邊界元法在聲輻射問題上的理論及應用;並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法,並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序,並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據,實現聲音的可聽化,隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。
  4. We describe the meaning of chaos > future idea of chaotic theory and influence on forecast ; introduce the character of chaotic time series, and point out the problem and shortage of the methods already existed computing character value which are fractal dimension and the largest lyapunov exponent and improve on it ; present the forecast principle of forecast method based on chaotic attractor, and point out the shortage of local field forecast method based on chaotic attractor and bring forward improved on methodo at the same time, we put forward a banausic algorithm and compare two models using practical example

    論述了混飩的含義與混淪理論的未來觀及其對預測的影響;介紹了。混飩時間序列的特徵,指出了己有的計算分形維及最大李雅譜諾夫指數這兩個特徵量的方法存在的問題與不足,並對此進行了改進;給出了基於混飩吸引子的預測方法的預測原理,指出了常用的基於混燉吸引子預測的局域法的不足並給出了改進方法,同時,給出了其實用演算法,並用實例進行了比較。
  5. The paper directed against the history and present of china silk industry, by analysing the principal contradiction of restricting industrial advance from the point of view in productive forces and production relations, and by comparing to the brasil silk inductry where its productive forces is quickly advanced, thus, author suggested that we must again construct the advantage of china silk industry, by transtforming a industrial mode, and by building a modern production and technique system in mulberry field, and by building a industry - like technique system for enterprise raise silk worm, and by firstly advancing a number new silkworm region in the cental and west district et cetea aspects

    本文針對中國蠶絲產業的歷史和現狀,從生產力和生產關系的角度分析了制約產業發展的基本矛盾,並通過和近期蠶絲生產力發展較快的巴西進行比較,提出應從產業模式改造、建立現代化桑園生產技術體系和工業化養蠶技術體系、發展一批以中西部地區為主的新蠶區等方面,重新營造中國蠶絲產業的優勢。
  6. Abstract : the paper directed against the history and present of china silk industry, by analysing the principal contradiction of restricting industrial advance from the point of view in productive forces and production relations, and by comparing to the brasil silk inductry where its productive forces is quickly advanced, thus, author suggested that we must again construct the advantage of china silk industry, by transtforming a industrial mode, and by building a modern production and technique system in mulberry field, and by building a industry - like technique system for enterprise raise silk worm, and by firstly advancing a number new silkworm region in the cental and west district et cetea aspects

    文摘:本文針對中國蠶絲產業的歷史和現狀,從生產力和生產關系的角度分析了制約產業發展的基本矛盾,並通過和近期蠶絲生產力發展較快的巴西進行比較,提出應從產業模式改造、建立現代化桑園生產技術體系和工業化養蠶技術體系、發展一批以中西部地區為主的新蠶區等方面,重新營造中國蠶絲產業的優勢。
  7. This text firstly wields theories and ploys as strategical administration matrix, balance - point of profit and loss, five competitory models and burgeoning strategical administr ation, which is to make a comparatively embedded analysis on broadband inside - and - out side condition including technical level, consumer characters, competitive status and mark eting status, etc, to bring forward available correspondence hypothesis of consumere and to put forward two ways - out for small - and - medium sized providers by swot matrix and big strategy matrix. one is gradualism retreat tactic. considering the particularity of broadband network industry, this text gives the design of gradualism retreat pattern. the other is incorporate strategy of scale domino and much more effective negotiationchip. especially, this text puts emphasis on discussion of incorporate implement methods, proposing to adopt the way of demanding contrast prise - fixing and output pluralism of products so as to induce the consumers to cut down marketing breeding periodicity, use crm to establish core competity for small - and - medium sized providers and simultaneously lay a foundation of next commingle dealing in this field

    本文運用戰略管理理論中戰略管理模型、價值鏈、盈虧平衡點、五種競爭力模型、新興產業戰略管理、市場營銷學等思想理論和方法,對寬帶網產業內外環境(包括技術、競爭狀況、市場狀況等)進行詳細分析,總結了中小型寬帶網運營商在市場營銷、資源配置、經營成本、產品結構、政策管制等幾個方面的優劣勢,並析出其中的關鍵因素,運用大戰略矩陣、 swot分析矩陣,提出中小型寬帶網運營商一進一退兩種截然不同的發展戰略,即「漸進式退出」策略和「一體化」策略。
  8. As it can be expressed easily by argument equations, we use the conicoid as the criteria of points " classification. based on the point ' s normal and the adjacent field, corresponding to the conicoid equation such as plane, ball and cylinder, we search the points that fit the equation along the adjacent field. using this method, we realized the automatic classification of unorganized points

    本文採用了可以比較方便地用參數方程表示的二次曲面作為數據點的分類標準,根據點的法向量以及其鄰域結點的各種屬性,對應于平面、球面、柱面等二次曲面,依據曲面方程的特點,從起始點開始沿鄰域深度優先遞歸尋找符合方程的數據點,實現了散亂數據點的自動分類。
  9. Evaluation of the effect of pour point depressant in daqing crude oil field

    大慶原油降凝劑效果評價
  10. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後,綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究區具備了金剛石成礦地幔地質條件。
  11. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究真空微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極真空微電子三極體的不同特點,分別建立了物理和數學模型,在考慮空間電荷密度影響的前提下,以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學性能隨幾何參數的變化情況。
  12. Field capacity the point at which the soil contains all the water it can hold by capillary and chemical attraction

    田間持水量:土壤通過毛細作用和化學吸力可維持的全部水量。
  13. In conclusion, the variable degree of the soil water properties and bulk density in different layers is water content > wilting point > field capacity > saturation > bulk density

    總的來看,各水分特性在剖面各層的變異情況為:含水量>萎蔫含水量>田間持水量>飽和含水量>容重。
  14. Three point field goal areas

    三分投籃區
  15. Three - point field goal areas

    三分投籃區
  16. Image coordinate and galvanometer pendular angle are kept in the computer according to the f9 field lens characteristic, enter pupil excursion and f6 characteristic error are ignored, that the image of laser scanning point move acceding to unlinearity relation is deduced theoretically. for deducing the distortion, error compensation is considered in the software

    像點坐標與振鏡擺角按f物鏡特性的線性關系存儲在計算機,在忽略了入瞳漂移和f特性誤差后,從理論上推導出二維垂直振鏡分佈中激光束掃描點的像點按照復雜的非線性關系運動,為了減少幾何畸變,在軟體設計中給出誤差補償。
  17. The modified traveling wave monopole model is employed in simulating the electron beam in crt of computer vdu. meanwhile acceleration fields of the electron beam are studied in details and its expression given for the first time with measured results. a novel analyzing method is proposed to study the spectrum of electromagnetic information leakage based on the viewpoint of field point, which has been verified effective by experiments

    採用經修正的行波單極子模型模擬計算機陰極射線管顯示器電子束,並詳細研究了電子束的加速場,首次給出了其計算公式和實驗測試結果;還提出了一種新的從場點出發的信息電磁泄漏頻譜分析方法,實驗證明了其有效性; 3
  18. The radiation patterns with and whitout radome are calculated, and the angle difference in the maximum field point of their main clot show the bse of the radome, the bse from - 15 degree to 15 degree in direction, that been calculated and compared with the excited experimented data shows they coincide quite well

    有天線罩時的遠區場和沒有天線罩時的遠區場相比較,兩個主波束對應的角度差即是天線罩的瞄準誤差,本文對方位掃描角從負15度到正15度進行分析。
  19. Based on the acoustic radiation mode analysis, the transfer matrix relating the pressure at every field point to normal component of surface velocity is formed

    摘要基於聲輻射模態分析,建立了外部場壓和結構表面振動速度之間關系的傳遞矩陣。
  20. Document materials up until now show, no matter abroad or domestic, the research that is about enterprise clusters centralized in the fields of macro - economy and industry economy. the dissertation takes the lead in analyses and studying the enterprise clusters systematically from the micro field, point out that the intergrowth contributes to reduce marketing cost of the enterprise and inside management control cost, thus improved the whole competitive power of enterprise clusters. the dissertation has proposed the mode that enterprise has emerged under the intergrowth relation, the choice mechanism to the intergrowth target of enterprise, the regulation mechanism to the enterprise clusters evolution

    在企業集群的理論研究中,從現有的文獻資料看,不論是國外還是國內,都是在宏觀經濟領域和中觀產業領域層面對企業集群進行研究,論文運用共生理論,率先從微觀領域系統地分析和研究企業集群,指出集群企業的共生有助於降低集群企業的市場交易成本和內部管理控製成本,從而提高了集群的整體競爭能力;論文提出了共生關系下的集群企業衍生模式、集群企業對共生對象的選擇機制、集群發展過程的調節機制。
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