sample characteristics 中文意思是什麼

sample characteristics 解釋
樣本特徵
  • sample : n 1 樣品,貨樣。2 標本;榜樣,實例。3 【統計】典型取樣,抽檢查。4 【電訊】信號瞬時值。5 【冶金】 ...
  • characteristics : 產品性能描述
  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. Sample ' s analyses and tests in laboratory, this thesis makes a detailed research on holocene deposits characteristics of mu us desert, especially on characteristics of grain size composition, which break through previous description of determining the nature and gain a series of number indexes. at the same time, this thesis has also researched arenaceous source on every part of mu us. firstly mu us desert ' s forming process is deeply influenced by the east asian monsoon, the grain size gradually becomes smaller, while the magnetic susceptibility becomes larger from northwest to southeast this phenomenon not only appears on the surface of mu us, but also obviously reflects on the same layer of different places

    根據大量野外詳細考察和室內樣品分析與測試,本文對毛烏素沙地全新世地層沉積特徵做了細致的探討,尤其對區域地層的粒度組成特徵做了進一步的研究,突破了以往的定性描述,得出了一系列量化指標;結合野外的考察工作,對其不同地區的沙質來源做了詳細分析,主要得出以下結論: 1 、毛烏素沙地形成過程深受東亞季風影響,粒度自西北向東南逐漸變細、磁化率值逐漸變大。
  3. In order to probe into the psychological contributing to the excellence of these core teachers, the thesis also applied the cattell 16pf measuring table to the sample tests, and analyzed the individual characteristics of these sample teachers

    為進一步探究這批骨幹體育教師成才的內在心理因素,運用卡特爾16pf量表進行抽樣測試,對他們的個性特徵進行了分析。
  4. According to prevenient experience and data, we modify all disfigurement and adopt advanced computer technology, automatic control technology and precise transducer through absorbing latest technical achievement at home and abroad, which makes the third generation sample have lots of good characteristics such as convenient manipulation, high credibility, good stability and simple maintenance and so forth

    第三代樣機設計中我們根據以前積累的大量的經驗及數據,在充分吸收國內外控制領域最新成果的基礎上,修改了以前所有的設計缺陷,採用了先進的計算機技術自動控制技術和高精度的傳感器檢測手段,使得系統具有操作方便可靠性高穩定性好和易維護的特點。
  5. Theoretical analysis on focusing characteristics of laser tweezer under the influence of astigmation from sample vessel

    樣品池像散影響光鑷聚焦特性的理論分析
  6. In the experiment of photo - excited c - v characteristics of sio2 / n - sic, a ledge that had been appeared in p - type sample was observed because of the deep interface states

    然後使用光照條件討論了p和n型sicmos的界面態的性質,即p型為施主態, n型為受主態。
  7. According to the dominant characteristics of test analysis and assessment in small sample circumstance, the bayesian method in small sample statistical inference and fusion theory is adopted as an important and suitable approach. the main research work includes bayesian multi - information fusion using credibility and data fusion of different environments in this dissertation

    本論文針對當前小子樣試驗分析與評估的特點,以bayes方法為小子樣統計推斷與融合理論的研究主線,重點研究了基於可信度的bayes多源信息融合方法以及不同環境下試驗數據的融合方法。
  8. First, realized a wegener - willie distribute based network traffic anomaly detection algorithm. we make use of wegener - willie distribute to analyze the inherent time - frequency distribution characteristics of the traffic flow signal. then according to the experience of analysis on historical flow, we construct a normal flow training sample aggregation and a abnormal flow training sample aggregation

    通過魏格納-威利分佈分析網路流量信號在時頻分佈上所反映出的內在特點,根據歷史流量的經驗構造正常流量和異常流量兩個訓練樣本空間,通過k最近鄰分類演算法將帶檢測流量信號的時頻分佈與訓練樣本進行比較,完成對檢測樣本的自動分類識別。
  9. Molecularly imprinted polymer can be used to highly selective separation and enrichment of trace analyte in complicated biological, medicine and environmental samples because of its characteristics of high selectivity, chemical stability, easy preparation, so the application of molecular imprinting technique in sample pretreatment was especially remarkable

    分子印跡聚合物具有選擇性高、穩定性好及制備簡單的特點,可用於生物、醫藥、環境樣品等復雜基體中痕量分析物的高選擇性分離與富集,因此在樣品前處理中的應用特別引人關注。
  10. The principle of vibrator is to introduce scattered energy to underground in a comparatively long time, and collect the energy through correlation and compress it into a narrow pulse. the portable high - frequency vibrator system, developed by key lab of geo - exploration and instrumentation ( jilin univ ), ministry of education, generates chirp signal and accumulates energy through a long - time bestiring. according to the characteristics of vibrator, the seismic recorder that operates on - line with vibrator must have these functions as follow : first, it must have the ability of recording a great quantity of data. second, it must have assistant channels to sample reference signal. third, it must have the function of data correlation in real - time

    可控震源利用可控的小能量、長時間激發波來實現沖擊震源瞬時產生的大能量激發波。在利用可控震源進行地震勘探時,要求地震儀長時間記錄地震信號,這對地震儀的采樣長度提出了很高的要求。受存儲量和數據傳輸速度的限制,絕大多數地震儀很難對如此大的數據量進行記錄,同時,可控震源要求地震儀有兩個輔助通道並且具有數據相關功能,目前國內還沒有出現滿足要求的地震儀產品。
  11. Research on stress among the college students with different sample characteristics

    理工科大學生中不同群體心理素質差異初探
  12. With the flowchart the program can be divided into six parts and it includes initial flow field, computation of molecular motion, boundary treatment, re - sort of molecular, sample and computation of molecular collision. several cases have been simulated to certify the correctness of the program. dsmc method is improved using method of characteristics to modify the boundary condition and gets the goal as expected

    首先,編程實現了基本dsmc方法對二維流動的計算,給出了所用演算法的原理、相關模型,並結合程序結構流程圖,分別介紹了初始化流場、計算分子的運動、邊界的處理、分子的排序、抽樣計算分子的碰撞、流場參數采樣統計各個功能模塊在fsmm2d中的實現,並對該程序進行了算例校驗。
  13. That is firstly establishing the body characteristic image and character data - base of every breed at the newly - hatched silkworm stage by anatomical microscope and photography equipment, and then comparing the body characteristic of the silkworm breed to be identified with the corresponding characteristics of every breed having known in the data - base, and making a statistic deduction on the inspectional results in the light of probability distribution theory and sample deduction method

    不同蠶品種具有不同的蠶體顏色、斑紋、斑紋顏色和形狀、體型等形體特徵,這種形體特徵與4 、 5齡大蠶的形體特徵不同,據此發明了一種根據蟻蠶期形體特徵檢驗蠶種雜交率的方法。
  14. And the dissertation bases on the meaning, the significance of evaluation and the characteristics of the standard plot in the city. the author takes such methods as mathematics mode and delaminating sample to asset the demarcated land price and applies the demarcated land price on the asset of the standard plot in the city and the public query

    運用數學模型和分層抽樣法,結合標準宗地的特徵和標準設置標準宗地,用多種方法評估標定地價,並將標定地價應用於宗地地價的評估和地價公示查詢。
  15. This paper abstracts financial transaction characteristics, describes ultra - high - frequency data with marked point process, defines transaction process intensity to present both transaction time interval changes and marks changes, derives sample function density and its maximum likelihood estimating formulation

    本文通過抽象交?過程的特點,把成交時點變化用隨機點過程描述,把價格成交?等看作為成交時點上的標值,用標值隨機點過程描述交?過程。
  16. From the experiments we can get a conclusion that with the characteristics of working well, sample circuit and light path, rated current error and phase error fulfilling accuracy class 0. 2, and respond speed and bandwidth superior to old electromagnetic current transducer, the hybrid current transducer we designed is practical

    實驗證明,採用這種方法設計的混合式光纖電流互感器工作可靠、電路和光路簡單,比差和相差都能夠很好地滿足國標中對0 . 2級電流互感器的要求,動態響應速度、帶寬等性能都明顯優于傳統的電磁式電流互感器,已經進入實用化階段。
  17. Road vehicles - brake linings - evaluation of friction material characteristics - small sample bench test procedure

    汽車制動器襯片摩擦性能評價小樣臺架試驗方法
  18. On the basis of research on index - future ' s traits and functions and learning of the experience of establishing the object index, i proved and testified the characteristics of the object index in china. firstly, i managed to select the sample stocks through the sequence of the listed companies in their negotiable market capitalization and trading amount, and i established 300 integrate index of sh and sz markets, 100 integrate index of sh and sz markets. secondly, i made empirical research on the market characteristics of sh integrate index, sz integrate index, sh 30 index, sz ingredient index, together with the above two indexes

    因此本文在研究股指期貨的功能和特點的基礎上,借鑒國外成功的股指期貨標的指數的編制經驗,論證了作為中國股指期貨標的指數的特點,嘗試通過上市公司流通市值和成交金額的的名次來選擇樣本股,編制了滬深300統一指數,和滬深100統一指數,對上證綜合指數、深圳綜合指數、上證30指數和深圳成份股指數以及滬深300統一指數、滬深100統一指數的市場特徵進行了實證研究,並採用最小方差模型檢驗了各指數作為股指期貨標的指數的套期保值效果。
  19. In the third part, this thesis analyses the sample characteristics in terms of specific classification indicator characteristics and cluster characteristics

    再次,從分類指標特徵、聚類特徵兩個方面,對樣本的特徵做出了分析。
  20. In the paper, the relationships are introduced between gases category, and content dissolved in transformer oil and the destroy degree and fault style. the author have a deep research on the method of grey clustering, and classify together about consanguineous samples when giving attention to the sample characteristics " complexity and illegibility, so the system can realize expectant aims on the bases of lesser information. the analysis of instances testifies that the implement of theory of grey clustering on fault diagnosis in transformer is effective and the calculation is convenient

    針對目前電力變壓器故障診斷方法的現狀,特別是對結構復雜的大型電力變壓器等電氣設備的故障診斷,首要的問題是如何根據反映變壓器故障特徵量指標來正確判斷待診設備是哪一類故障,作者對灰色聚類方法原理進行詳細分析,在兼顧樣品特徵的復雜性和模糊性的基礎上,依據樣本一定的特徵因素,使兩樣本間關系比較密切、相似程度比較大的同屬一類,把一個不甚明確的整體信息不足的灰色系統盡可能地淡化、白化、量化、優化和模型化,以便能依據較少信息實現預期的目的。
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