表觀系數 的英文怎麼說
中文拼音 [biǎoguānxìshǔ]
表觀系數
英文
a arent coefficient-
The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象，依據astm標準及國際通用文物保護研究方法與評估準則相結合，通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定，及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響，對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。Firstly, by numerical and theoretical analysis, the author compares some existent confidence intervals, for example, " exact " confidence interval, wald confidence interval and bayesian confidence interval, and finds some deficiencies points of the confidence intervals, whose modification version has been proposed. also, several better confidence intervals such as are also presented. secondly, for given confidence coefficient and interval width, the author constructs a class of asymptotical two - stage interval estimate procedures. at the same time, under varies restriction of confidence coefflcientent interval width, the optional sample size of the first stage has been computed by numerical computation. the numerical computation shows that the method considered in this dissertation have good properties and applied value
同時，由於poisson分佈的特性，我們知道不存在其參數區間長度小於0 . 5的置信區間，基於這些情況，我們主要展開了以下兩個方面的研究：一是利用數值計算分析與理論分析的方法對現有的若干置信區間如「精確」置信區間， wald置信區間， bayes置信區間等進行分析比較，發現了一些缺陷，針對這些缺陷，我們進行適當的修正，並得到幾種性質較好的置信區間如：修正大樣本區間jeffreys原則下置信區間二是針對已給定的置信系數與區間長度，我們提出了一種漸近的兩階段區間估計程序，並利用數值計算的方法，在各種置信系數與區間長度限定下，算出了最優的第一階段觀測次數（抽樣量） ，大量數據表明，本文考慮的方法性態良好，具有應用價值。The in - depth analysis of the noise in gilbert mixer including parasitical capacitors, in which the mixer and lna have been connected together and the noise figure of mixer can be expressed explicitly as that of lna
回在包括寄生電容的情況下，對雙差分對混頻器（ gilbertmixer ）的噪聲性能做了深入分析，把混頻器和低噪放聯系在一起，可像低噪放一樣，直觀的表達混頻器的噪聲系數。With the research object of overbank soft clay near the yiluo river, by means of pack drain to accelerate the consolidation of the soft ground and analysis of fourteen selected representative observation section, in the same time with the help of such testing apparatus as settlement plates, deflection inclinometer, piezometer, telescoping tube, my study not only evaluate the effect of pack drain ' s quickening up the consolidation of soft ground impersonalily and scientifically but also sum up the settlement disciplination of overbank soft clay after more than one years ? observation of settlement and stability continuously
本文以伊洛河河灘相軟土為研究對象，利用沉降板、測斜管、孔隙水壓力計、分層沉降標等多種測試儀器，選取14個有代表性的觀測斷面，進行了一年多的沉降與穩定觀測。通過對觀測數據的分析，進而對袋裝砂井加速河灘相軟土固結效果進行了客觀、科學的評價，同時推算了沉降系數m _ s和固結度參數，並對河灘相軟土的沉降規律進行了分析。An under estimation of the hearing effects by the low frequency noise could be happened. that is to say, even if the a - weight sound level is small, the low frequency noise may annoy to listener by the different ways from the high frequency noise. so it is necessary to understand psychoacoustics in order to make noise quality evaluations that match the subjective experience of the purchaser
同時應用主觀評價方法?成對比較法（ paircomparisonstatisticalevaluationmethods ）對不同家用空調器噪聲進行主觀評價試驗，並與客觀評價結果進行了對比，結果表明：人主觀響應（煩躁程度）與各心理聲學評價指標之間均具有很高的相關性，相關系數一般均大於0 . 9 ，而與a計權聲壓級之間的相關系數只有0 . 78 。The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore
第一章回顧了孔結構在當今國內外的研究現狀，包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀，介紹了孔結構研究方面的一些最重要的成果；第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理，並討論了水泥基多孔材料孔隙分析中常用的表徵參數，也說明了壓汞法測孔對研究結果的影響因素，指出了壓汞法在孔結構研究中的局限性；第三章是著重分析了孔隙率與強度關系模型的發展歷程，並對已有的模型進行了比較分析，指出了原有模型的不足之處；第四章在「綜合集成」的基礎上，提出了混凝土孔結構復合體模型和孔系統的物理模型，並模擬了該模型下由各單體並聯形成的復合體的斷裂過程，最後根據所建模型編制了相應的計算程序，可根據輸入的孔徑分佈與水泥含量等參數，實現混凝土理論強度的計算；第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析，根據回歸分析的方法得到了反映基體強度特徵的k值，並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響，檢驗模型的正確性；第六章是結論與展望，根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。It shows that the k near the channel of tunnel ' s base is lower, and most tunnel diseases arise here, which is in agreement with the survey result
計算結果表明，標準圖方案在隧道底部水溝附近結構安全系數偏小，是隧道病害的多發部位，這與實際的觀測結果也比較符合。Apparent absorption coefficient
表觀吸收系數The apparent reflectance algorithm estimates the clear - sky visible apparent reflectance as the bases of visible channel thresholds with the 6s radiation transfer model. cloud detection is tested with apparent reflectance algorithm to gms5 images
將表觀反射率乘以不同的系數得閾值，待檢測雲圖的表觀反射率大於閾值的像元為雲像元。A new model for the growth stage of surface flashover has been developed according to the experimental results, which is based on the solid band theory. it is suggested that the electron multiplication could be attributed to two processes : one is the secondary electron emission avalanche caused by collisional ionization, the other is the micro - discharge caused by the trap centers of insulator. the trap cente
電子倍增的過程與材料的表面態直接相關，材料微觀結構的變化和材料的表面處理都能夠導致材料表面態的變化，引起材料的表面二次電子發射系數以及材料中陷階密度和分佈的改變，從而影響了電子倍增的過程，並進一步改變或影響了沿面閃絡的發展過程。Based on wind speed observation record with drawback, it is proved that the exponent expressing terrain roughness can be calculated according the monthly maximum wind speed records at various height levels. wind characteristics of bridge site are determined by statistical method
針對橋址區風速觀測記錄的特點，證明了利用不同高度處月最大風速記錄推算地表粗糙度影響系數的可行性，並對通過最小二乘擬合得到的地表粗糙度影響系數進行統計分析，最終確定橋址區風特性。Abstract : on the basis of equal probability principle, boltzmann statistics and ensemble statistics, this paper has derived the statistical distribution function on multimember system in the quasi - independent particles and obtained the equivalence between boltzmann statistics and ensemble statistics for multimember system
文摘:利用平衡態統計物理的等概率原理，玻耳茲曼統計法和系綜統計法，導出在平衡狀態下多種近獨立粒子系統的粒子數分佈.結果表明，對于宏觀系統而言，玻耳茲曼統計和系綜統計是等價的On the other hand, the hydraulic performance of the hole, including flow rate coefficient and uniformity of flow rate, have been tested as standards to evaluate the quality of holes punched by laser drilling machine with much better results than that punched by mechanical drilling machine. the shape of holes taken by a microscope photograph can also give detail and well explanations for this test results
對噴孔水力學性能的試驗研究表明，本文提出的用噴孔水力學性能指標（流量系數和流量變異系數）來評價微噴帶激光打孔機質量的方法是可行的，並證明微噴帶激光打孔機的質量明顯優于機械打孔的質量，用顯微鏡觀察噴孔的形狀的照片也同樣證明了這一點。Based on the observation data such as coads and soda, the main climatological features of the tropical indian ocean and relationships of sea surface temperature ( sst ), heat budget with ocean dynamics and thermodynamics processes are analyzed ; the seasonal and interannual variability of the tropical indian ocean are well simulated using a ocean general circulation model ; based on the thermal equation and model output data, the variation mechanism of sst and heat budget are investigated in the tropical indian ocean ; besides, the effect of seasonal variation of wind stress, ekman pumping and horizontal diffusivity on the ocean current and heat budget are studied, using both ideal model and complex model
本文根據coads 、 soda等實際觀測資料，較全面的分析了熱帶印度洋主要的氣候特點，並研究了海表面溫度（ sst ） 、熱收支與海洋動力、熱力過程的聯系；利用全球海洋環流模式較好地模擬出熱帶印度洋的季節和年際變化；基於熱力學方程和海洋環流模式輸出結果，探討了熱帶印度洋sst和北印度洋熱量收支的季節和年際變化機制，進一步揭示了海洋動力過程在北印度洋熱平衡中的重要作用；在此基礎上，利用理想化的數值試驗與數值模擬結果相結合的方式，證實了風應力的季節變化和ekman抽吸，以及水平熱量擴散系數對北印度洋海洋環流和熱收支的影響。The comparability and otherness are coexist in the text of soil taxonomy with numerical analysis method, which indicates that soil taxonomy is a kind of more objective and more scientific method for soil classification, and the numerical analysis can be considered as the measure to test the soil taxonomy
用數值分析方法檢驗系統分類相似性與差異性共存，表明系統分類是一種更客觀、更科學的分類方法，數值分析可作為檢驗系統分類結果的手段。Second, the coordinate figure of the first and second principal components is of great audio - visual sicnifcance. it can clearly show the distinguishing feature and similarity. this is a very useful analyzing means. third, the factor analysis can be used completely to analyzing the aligning datas in time, its calculating results reflect totally the developmental trend and changing reasons of the textile industry in tianjin
分析結果表明： （ 1 ）在適當選取指標后，使用主成分分析法，可以將第一主成分作為一個地區綜合經濟實力的度量，其公式具有穩定的系數且結果可靠可信： （ 2 ）主成分坐標圖（如圖3 ）具有很強的直觀意義，各省市的特點及相似性都非常清楚地展示出來，這是一個很有用的分析工具； （ 3 ）因子分析法完全可以作為時間序列數據的實證分析，其計算結果客觀全面地反映出天津紡織工業的發展趨勢及其變動原因。In a word, the landscape heterogeneity exist in different scales and so the green space has a landscape pattern which is much favor to the stability of ecosystem. 4 ) : its green patch ' s figuration index and fractal index are correlating with its tree diversity index and the shape design of different styles patches in this park is adapted to the planning of its trees diversity. 5 ) : its gr een patch ' s figuration index and fractal index are not correlating with its plant community dissimilarity index and so the design of the landscape heterogeneity in the interal patch is not suitable for its pattern
花港觀魚公園綠地景觀格局參數中斑塊形狀系數與分維數都與各斑塊樹種多樣性指數表現出相關性，滿足了生態系統空間相關性的要求。花港觀魚不同類型綠地斑塊形狀與樹種多樣性配合設計是成功的。花港觀魚綠地不同類型斑塊內部群落相異性指數與其對應的斑塊格局參數沒有呈現相關性，這個綠地生態系統的植物群落差異性屬性不具有空間相關性，花港觀魚綠地斑塊內部異質性設計與其景觀格局不匹配。This thesis tries to establish a new evaluation method, redesign evaluation table, use the test evaluation norms in the table and norm coefficient by specialists, as well as mathematical statistics etc, so as to make sure the new evaluation method is scientific and the results could show the teaching situation objectively
摘要在已有研究的基礎上構建新的高校體育課堂教學質量評估方法，重新編制高校體育課堂教學質量評價量表，運用專家訪談法、 「特爾菲」法、數理統計法等多種科研方法對評價量表的評價指標和指標權重系數進行檢驗，力求使新的評估方法具有科學性，使測得的結果能客觀地反映高校體育教師的教學情況。Firstly, the characteristics of radiation propagation and attenuation in the atmosphere, and the power response of a contrast - limited optoelectic system are analyzed, the apparent contrast model of a target is developed, and the detection range equation dependent on the aerosol extinction coefficient and range parameter are derived
首先，分析了紅外波段大氣輻射傳輸與衰減、對比度限制光電成像系統功率響應特性，建立了目標表現觀對比度模型，並推導出了由氣溶膠消光系數和距離參量確定的探測距離方程。The paper contains two segments : static and dynamic detection, evaluation and alteration. static monitoring contains apparent and load detection. the model of multi - layer fuzzy evaluation and the bridge using capability grade membership function are used in the appraisal of the bridge technical condition of the highroad criterion technic and maintenance, and then the data and excel of the bridge compontents. the bridge grade membership function can be deduced from the factor theory domain. grade theory domain and the bridge using capacity grade membership function, then by baseding the connection of weigh and factor judgement matrix and judging gradually, finally the bridge comprehensive evaluation synthetical judging grade will be figured out
在表觀檢測中將多層次模糊評價模型和橋梁使用性能等級隸屬函數引入《公路技術養護規范》中的橋梁技術狀況等級評定中，並對此規范中的橋梁部件缺損狀況評定狀況進行修正；通過建立因素論域、等級論域以及根據王光遠教授提出的利用典型函數形式來建立橋梁使用性能等級隸屬函數，通過權重和因素評判矩陣的關系來運算，逐級評判，最終求出橋梁綜合評判等級。分享友人