log scale 中文意思是什麼

log scale 解釋
粗材測定
  • log : n 1 原木，圓木，乾材。2 測程儀，計程儀。3 航海日誌，（飛行員用的）航海日誌；旅行日記。4 〈英國〉...
  • scale : n 1 （尺、秤等上刻劃的）分度，度數，標，標度，刻度；尺寸；尺，尺度。2 【音樂】（標度）音階；音列...
  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. British columbia log scale

    圓木材積表
  3. During the fracturing of the production intervals, log data are used to calculate continuous formation stress profile parameters near oil layer, formation stress profile analysis is applied to determine fracturing execution scale and technology, fracturing software, gohfer2000, is used to adjust execution parameters, which can optimize fracture geometry of target formation, and ensure high fracturing and stimulation efficiency

    在油層壓裂過程中，應用測井資料計算油層附近地層連續的應力剖面參數；用地應力剖面分析，確定壓裂施工規模及施工工藝；用gohfer2000壓裂軟體調整施工參數，能夠優化壓裂目的層裂縫幾何型態，保證壓裂增產效果。
  4. Recall that we use a log scale to tell how bright a star is

    曾介紹過恆星的亮度是以對數尺度來表示的，例如假若恆星甲的
  5. It is necessary to record the linear scale before and after log and the time difference curve in the acoustic variable density log

    摘要闡述了聲波變密度測井時對其進行測前、測后線性刻度及記錄時差曲線的必要性。
  6. On the basis of sedimentary facies division, the author firstly divided super short - term and short - time base - level cycle on well drilling cores, and playback the cores to well logging curves to scale them, and set up different classes of base - level cycles answered to well logging respond models. finally the author discussed how to use log well curve to divide super short - term and short - time base - level cycle characters, and to set up super short - term and short - term base - level cycle comparison framework, and analyzed sand body origin cause of formation type and spreading rules

    在深入的沉積相研究基礎上，對鉆井巖芯進行了超短期?短期基準面旋迴劃分，將巖芯歸位，並對測井曲線進行刻度，建立了不同級次基準面旋迴的測井響應模型，進而應用測井曲線劃分低級次基準面旋迴，建立了超短?短期基準面旋迴地層格架，探討了砂體成因類型及展布規律。
  7. The linear scale before and after log is an effective way to inspect the reality and accuracy of the log curves, such as downhole signal ' s amplitude limit or not and serious distortion, the variable density logging tool ' s signal linear amplification and working stability

    測前、測后線性刻度對分析、判定變密度測井曲線的真實性與準確性體現在對井下波列的限幅與畸變程度、檢測儀器的線性放大狀態和穩定程度。
  8. 2portfolio values are plotted on a log scale. if they were not, the ending values for the two common stock portfolios would run off the top of the page

    2組合價值是以對數尺度標注的。如果不是這樣的話，兩個普通股組合的最終價值將超出紙面。
  9. The log - polar transform ( lpt ) is a well - known space - variant image representation used in many image vision systems to eliminate the effects of scale and translation for the input image

    摘要對數極坐標變換是圖像的一個空間變體表示，很多圖像視覺系統用它來消除輸入圖像的縮放和平移效果。
  10. To tell others how bright a star is. it is a log scale in intensity. thus, magnitude and intensity both are scales for brightness of a star

    來標示恆星的亮度，這是恆星光度的對數log ，所以，等數及光度皆可用來標示恆星的亮度。
  11. E there is one - to - one map between the mathematical formulation and circuit realization, and that the method is systematic and suited for designing the network function with zeros and high - order filter. at last, the limitation and applied fields of the methods for realizing one - dimension cwt based on state - space log - domain filter are pointed out, it is also proved by the theoretical analysis and calculation results that the methods are suited for synthesizing the wavelet functions with very small scale or the frequence - transloction version of the mother wavelet ( with much translocation in frequence - domain )

    論文還給出了用狀態空間對數域濾波器實現一維連續小波函數的限制條件，並指出了這種實現方法的應用范圍，理論分析與計算結果表明該方法適合用於實現尺度很小的小波函數或由原基小波經頻譜搬移（搬移程度較大）后的小波函數。
  12. The results show that in the later stage of the nucleation process, the maximum slip velocity is monotonically accelerating ; the slipping hot spot ( where the slip rate is maximum ) migrates spontaneously from a certain instant, and such migration is spatially continuous ; when the maximum velocity reaches a detectable order of magnitude ( at least one order of magnitude greater than the loading rate ), the remaining time is 20 hours or more, and the temporal variation of slip velocity beyond this point may be used as a precursory indicator ; the average slip velocity is related to the remaining time by a log - log linear relation, which means that a similar relation between rate of microseismicity and remaining time may also exist ; when normal stress variation is taken into account, time scale of such processes can be extended by about 2 times

    結果表明，在成核的後期階段：最大位移速率單調加速增加；滑動熱點（最大滑動速率處）在後期階段開始自發性遷移，且在空間上連續；當最大滑動速率達到可以明顯探測的量級時（高於載入速率一個數量級以上） ，倒計時間為20小時或更長一些，這時的速率變化可作為臨震預測標志；平均滑動速率與倒計時間的關系在臨震階段呈對數線性趨勢，由此可推測微震活動增長率與倒計時間同樣存在對數線性關系；正應力的變化對上述時間尺度有延長作用，使之大致增加到原數值的2倍。
  13. Large - scale index operations, performed offline or online, can generate large data loads that can cause the transaction log to quickly fill

    脫機或聯機執行大范圍的索引操作，會生成大型數據負載，這些負載會造成事務日誌快速填充。
  14. There is response in the seismic profiles for this scale, which made it possible to make correlation through the well log under the restriction of seismic

    高儲量和儲量豐度的砂體多位於基準面較低位置處，而低儲量和低儲量豐度的砂體則常與基準面高位相關。
  15. Auto log allows you to create any number of user - defined expense types. you can track expenses for an unlimited number of vehicles. auto log supports both color and gray - scale devices

    汽車信息允許你產生使用者定義的費用類型的任何的數字。你能為無數的交通工具的提供數字追蹤費用。自動日誌支持顏色和灰色極譜設備。
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