log normal 中文意思是什麼

log normal 解釋
對數正態
  • 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〉...
  • normal : adj 1 正常的，平常的，普通的；平均的。2 正規的，標準的，額定的，規定的。3 智力正常的，精神健全的...
  1. Through the zero memory nonlinearity ( zmnl ) method, generates of the correlated log normal, weibull - distributed clutter vectors

    採用基於零記憶非線性變換（ zmnl ）方法對lognormal分佈和weibull分佈雜波進行模擬。
  2. The waste load is regarded as a stochastic variable following the log - normal probability distribution based on statistical data, and the constrains on water quality levels are expressed in a probability form

    假設排污量是服從對數正態分佈的隨機變量，並且以潮周期內水質達標的概率作為衡量控制點達標的依據。
  3. At that time, cytosolic fluorescence intensity decreased to normal level, which shows that most of cells get through the gl / s point and enter the log phase. when cultured in medium that neucl was omitted, most of the cells were synchronized at gl stage of cell cycle. with flow cytometry, we found that cytosolic cam content of gl cells was higher than that of normal cells at log stage

    在激光掃描共聚焦顯微鏡下觀察不同周期時相裂殖酵母細胞中cam的濃度及分佈變化，結果表明，分裂期細胞總體熒光強度強于間期細胞；而對同一細胞內熒光強度的分析說明，間期細胞的熒光主要分佈於胞質中，細胞核內則分佈較少；而正在進行有絲分裂的細胞內熒光主要集中於赤道板處；剛完成有絲分裂的細胞內熒光則相對集中於兩端或其中的一端。
  4. The company said its internet phone service had returned to normal after a software problem left many users unable to log on for two days

    公司說被有的它的網際網路電話服務被送回的對常態在讓許多用戶不能的一個軟體問題之後登錄二天。
  5. Normal log information is required with the following additional information : name, scout details and age of the operator of the station you contact

    你的通聯記錄必須得到當地兩位不同的業餘無線電玩家確認。
  6. Then it constructs a set of advanced log interpretation technique of low resistivity reservoirs by a high resolution processing of normal log and a compound inversion of resistivity log

    在此基礎上，通過對常規測井曲線的高解析度處理及電阻率測井曲線的聯合反演等技術手段，建立了一套適用的低電阻率油氣層測井解釋方法。
  7. Under the guidance of new principles and methods of modern sedimentology, detrital petrography, reservoir geology, diagenesis, this thesis has carried out detailed study on paleogene formation correlation, sedimentary environment, characteristics of sedimentary facies and diagenesis of the eastern kuche depression, tarim basin, dina area being taken as the main target of the study. based on the core, geology logging, log and seismic data from 9 typical wells, combined with the data of the adjoining area, the dominant sedimentary types of the study area have been recognized and illustrated, such as fan - delta, lacus and normal delta. in terms of the analysis on the sedimentary facies of typical and connecting wells in different areas and facies belt, together with the paleogene tectonic evolution characteristics of foreland basin, the distribution and evolution of the sedimentary facies of the study area have been clearly discovered both vertically and laterally

    通過對該區9口井的巖芯、錄井、測井、地震資料及鄰區資料的分析，識別並闡述了庫車坳陷東部下第三系的幾種主要的沉積相類型，如扇三角洲相、湖泊相和正常三角洲相；通過對不同地區、不同相帶典型井及連井的沉積相分析，結合前陸盆地在下第三系的構造演化特點，弄清了迪那地區下第三系沉積相的縱橫相發育展布和演化規律，並建立了沉積相模式；同時，初步開展了成巖作用、儲層孔隙演化和儲層發育模式的研究工作，科學合理地解釋了現今迪那地區下第三系儲產層主要發育在粉砂巖中的特殊現象，首次建立了下第三系儲層的發育演化模式，為庫車坳陷東部地區進一步尋找下第三系大儲量、高產油氣藏和有利的勘探區塊提供科學的、可靠的和最直接的地質依據。
  8. The process of realizing the genetic algorithm is presented by the clutter which has the log arithmic normal distribution and gaussian spectrum

    以具有對數正態分佈和高斯譜特性的雷達雜波產生為例，討論遺傳演算法的實現過程。
  9. Study on l - moment estimation method with consideration of historical floods for log - normal distribution

    可考慮歷史洪水對數正態分佈線性矩法的研究
  10. Also the system obtained provides normal gis functions, such as map display, zooming in, zooming out, wandering, and addition of special photographs. furthermore, other functions, like placename statistic, receding, updating, resuming, naming of placename, renaming and log - outing, will be in the charge of this system

    結合esri公司的mapobjects和delphi語言的優勢進行了昆明市區劃地名信息管理系統的構造，開發出的系統實現了地圖的顯示、放大、縮小、漫遊、添加專題圖等常規的gis功能以及地名信息的統計、錄入、更新、恢復、地名的命名、更名、注銷等功能。
  11. 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。
  12. Is a special - purpose full backup or log backup that is independent of the normal sequence of conventional backups

    Sql server 2005引入了對于創建僅復制備份的支持，此備份不影響正常的備份序列。
  13. Thus a new small sample based system reliability confidence interval estimation method is offered under the assumption that the system follows normal or log normal distribution

    由此提出了小子樣下的系統可靠性置信區間估計新方法，該方法只假設系統可靠性估計服從正態或對數正態分佈。
  14. This paper contains a useful smmary of log normal distribution, weibull distribution and the k - distribution. the weibull distribution may well extend to phenomena other than radar including radiation scattered from turbulent or rough surface

    對雷達波來說，海面是極其復雜的反射體，關鍵是找出一些合適的參數，以便建立一個描述海浪一回波依從關系的數學模型。
  15. The suitable tree - like and 3 / 2curve fractal symmetrical vibrators are chosen to make up a log - periodic antenna ( lpda ), the performance, such as reflectance, input impedance, radiation pattern and gain are also compared with normal log - periodic antenna by cst microwave studio ? simulation, in order to investigate the effect of antenna miniaturization. the application of fractal technology in microstrip antenna is introduced at

    最後本文介紹了分形技術在微帶天線中的應用，研究了minkovski分形雙層微帶天線的阻抗特性和方向圖特性，並與普通雙層微帶天線的性能進行比較，討論了minkovski分形對微帶天線尺寸的縮減作用，同樣研究了分形對交叉極化的影響。
  16. The results indicate that the distribution of liquid slug lengths can consist with the log - normal distribution, and the fluctuation of liquid slug lengths is a chaotic vibration which is sensitively dependent on the initial conditions and has permanence properties

    結果表明，下傾管中段塞流的液塞長度符合對數正態分佈，其波動是對初始條件敏感的混沌振蕩，且具有持久性。
  17. Concrete content and expected result : 1. give the normal interpretation for log data of the oil field developing area, mark the standard reservoir

    具體研究內容及預期達到的成果： （ 1 ）對油田開發區域的測井資料進行常規解釋，劃分出標準儲層。
  18. Log - normal graph

    對數正規圖表
  19. Secondly, my paper researched low flow frequency analysis in karst drainage and selected four types of the theoretic frequency distributions. log - normal distribution and p - iii distribution are applicable to low flow frequency analysis in karst region by caculating and comparing. furthermore, the low flow frequency distrbutions are almost same in these drainages of different types of landforms

    二是對喀斯特流域的枯水頻率分析作了初步研究，選擇了四種理論頻率曲線經過計算和比較，得出適用於喀斯特地區枯水頻率分析的線型是對數正態分佈和皮爾遜?型（ p ? ）分佈，並且流域中地貌類型的差異對枯水頻率曲線的選擇幾乎是無影響。
  20. The most of soil water properties obey normal distribution. if it would not obey normal distribution, it may be transitioned with log

    土壤水分特性絕大部分符合正態分佈，不符合正態的需進行對數轉換，使之符合對數正態分佈。
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