最差值 的英文怎麼說

中文拼音 [zuìchāzhí]
最差值 英文
worst-case value
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  1. Firstly, chromatism analysis and wavelet transform are used for color image compression coding. in this method, one of the three color components of a color image ( for example the g component of a rgb color image ) is coded using wavelet transform, and the chromatism between g and other two color components rg = r - g, bg = b - g is coded respectively using chromatism analysis. during decoding, g ~ is first reconstructed using wavelet inverse transform and inverse quantisation, and rg, bg are reconstructed using chromatism analysis inverse transform ; then r, b are calculated by r = g + rg and b = g + bg respectively

    其一是應用色分析和小波變換對彩色圖象進行壓縮編碼,該方法是對彩色圖象的三個色彩分量之一,如rgb圖象的g進行小波變換編碼,而對g與另兩個色彩分量的(即rg = r - g和bg = b - g )進行色分析編碼,解碼則是通過反量化和小波逆變換得到g ^ ,通過色分析的逆變換得到兩個重構的色rg ^和bg ^ ,再算出r ^ = g ^ + rg ^ 、 b ^ = g ^ + bg ^ ,後由r ^ 、 g ^ 、 b ^重構圖象。
  2. In adding - acid system : the resistivities of different lithotypes " cp tend towards being constant and equal when weight percentage of aniline exceeds 50 % ; because of the structure difference of different lithotypes, the polymerizing places and processes are different ; the resistivities of vituain / pan and fusain / pan reach the lowest point respectively when ( ntloisiog / an is 0. 6, 1. 0 ; the resistivities of cp decline fast and tend towards being constant along with the reduction of diameter of coal. in not adding - acid system : the resistivities of different lithotypes ' cp decline evenly ; it is found on the crossed experiment of cp, that ( nflsaog / an mole proportion is the most important factor to influence output ratio of cp and the weight percentage of aniline is the most important factor to influence resistivities of cp. according to the result of the crossed experiment of cp

    在有外加酸體系中:苯胺百分含量大於50時,不同煤巖組分的電阻率趨于恆定和一致;由於不同煤巖組分結構上的異,導致苯胺聚合場所和聚合過程的不同;當過硫酸銨/苯胺摩爾比為0 . 6 , 1 . 0時,鏡煤-聚苯胺導電材料電阻率和絲炭-聚苯胺導電材料的電阻率分別達到;在無外加酸體系中:不同煤巖組分/聚苯胺導電材料的電阻率隨著聚合時間的增加而均勻下降,並在8小時左右達到恆定;在對絲炭-聚苯胺導電材料進行的正交試驗中發現:過硫酸銨/苯胺摩爾比對產率的影響大,苯胺重量百分比對產率影響小,而對產物電阻率影響大的是苯胺重量百分比。
  3. Miss temple is full of goodness ; it pains her to be severe to any one, even the worst in the school : she sees my errors, and tells me of them gently ; and if i do anything worthy of praise, she gives me my meed liberally

    「坦普爾小姐非常善良,不忍心對任何人嚴厲,即使是校里的學生。她看到我的錯誤,便和顏悅色地向我指出。要是我做了得稱贊的事情,她就慷慨地贊揚我。
  4. 3, this paper suggests two new methods of improving the precision of grey model. correction of residual minimum error and building n - addition grey model with correction of residual error

    3 、提出了提高灰色模型精度的兩種新方法,即具有殘較正法以及具有殘較正的n次累加的灰色模型。
  5. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的對金屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲線,同時對油泵定子成形過程的影響因素等進行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進行比較。
  6. It is found that in the absence of dissipation and average photon number of the reservoir the linear entropies of the atom and the field varies with time periodically, going to zero at the disentanglement times, and the period is the same as that of bell function and the linear entropy of the total system is zero at any time. if the cavity dissipation and the average photon number of the reservoir is taken into account, the linear entropies of the atom and the field present local maxima and minima and the difference between them diminishes with time, tending to asymptotic values

    結果表明,在忽略腔損耗和熱庫的平均光子數時,原子和場的線性熵有周期性的變化,在沒有糾纏的時刻,為0 ,此時的周期與bell函數相同,而系統的線性熵在任何時刻都為0 ;如果考慮到腔場的損耗和熱庫的平均光子數,原子和場的線性熵有局部的,它們之間的距隨時間逐漸減小,趨向一個漸進
  7. The research result indicated : for the strip primary mirror discussed in this article, the hexagon light - weighted cell has the best structural rigidity quality, the square cell is a little worse, the triangle cell is the worst ; there is an optimum on primary mirror thickness ; on condition of 1g gravity load combining with 4 centigrade uniform temperature rising, the thinner and higher of the flexible support reed, the better of the primary mirror surface figure. the decision of the structural parameters of the flexible support reed must take static rigidity, dynamic rigidity, static strength and dynamic strength of primary mirror assembly into account

    研究結果表明:對于本文的長圓形主鏡,採用正六邊形輕量化孔,鏡體結構剛性品質好,正方形次之,正三角形;主鏡鏡體厚度存在;主鏡組件在1g重力、均勻溫升4共同作用的工況下,主鏡柔性支撐簧片厚度越小、高度越高,主鏡綜合面形誤( p - v)越小,但同時主鏡組件的剛體位移增大、固有頻率下降,因此柔性支承結構參數的確定要綜合考慮主鏡的綜合面形誤和主鏡組件靜態剛度、動態剛度、靜態強度和動態強度等因素。
  8. Based on the classification of images, this paper gives out four digital image steganography techniques which have good conceal effect, including low - three - bits hiding strategy, odd - even of hypo - low bit hiding strategy, deviation of adjacent - field hiding strategy and self - adaptive deviation of adjacent - field hiding strategy. on digital watermarking aspect, this paper gives two blind watermarking strategies which have good conceal effect and high robustness, they are single - watermarking strategy based on minimal - value exchanging and multi - watermarking strategy which hides the same watermark copy on the different parts of an image

    在對圖像進行了分類的基礎上,本文給出了四個具有較好掩密效果的數字圖像隱寫策略,包括低三位隱藏策略、次低位奇偶策略、鄰域方策略和自適應鄰域方策略;在數字水印方面,提出兩個掩密效果好且魯棒性較高的數字圖像盲水印策略,分別為基於交換法的單一水印策略和嵌入同一水印多個副本的多水印策略。
  9. The sfdr and thd are up to 68db and - 61db. the inl and dnl are smaller than 0. 5lsb. the structure of the converter is improved based on traditional one so that the area of glitch is reduced sharply and the dynamic character is improved

    在電路結構上,提出了單位電流源中的開關分控制信號交叉點的,並在分開關上疊加一對常開pmos管,有效減小了輸出毛刺面積,改善了動態性能。
  10. The studies on optical properties and irradiation effect of heavy ion implanted samples are very important from both theoretical and applied view points. in this work, the optical properties and defect structures in xe + - implanted ysz and ni + - implanted al2o3 were studied by using optical spectroscopy, tem, xps and trim 96 calculation. it was found that 1 ) a broad absorption band centered at 522 nm was observed in 1 1016 cm - 2 xe + - implanted ysz

    離子注入是一種重要的表面改性技術, ysz ( yttria - stabilizedcubiczirconia )和- al _ 2o _ 3是兩種性能優良的陶瓷,前者是目前發現的抗輻照的絕緣體,而後者則是抗輻照的絕緣體材料之一,研究重離子注入對其光學性能的影響並以此研究輻照效應,有重要的理論意義和應用價
  11. Using the dynamic mechanical analyzer ( dma ), pdms / pma ipn was investigated at temperature of 5 - 180 c. the initiator, the component ratio, the type of pdms and the filler effected the damping properties. the result showed that the damping ability varied with the parameter and there was an optimal value. the excellent damping material in the papers was ipn, where tan man was 0. 735, and the damping functional temperature ranged with tan 8 > 0. 3 was 46 c. the micro - morphology and structure of pdms / pma ipn were characterized by two kinds of sem

    高分子阻尼材料的有效阻尼功能區是在ipn材料的t _ g區間內,而研究常溫條件下的阻尼性能更具有重要應用價,運用動態熱機械分析( dma )儀對ipn阻尼材料進行表徵,在5 180內對其損耗因子( tan )進行研究,發現引發劑和交聯劑的用量、聚硅氧烷的用量和分子量等參數對ipn阻尼性能的影響較大,存在一個合理配比,當pma與粘度為3300pa ? s的pdms之比(質量比)為1 . 17 : 1 、交聯劑用量為1時, tan為0 . 735 ,大於0 . 3的溫域達到46 。
  12. Variance optimum value

  13. This gives a value, which is the point of maximum slope either side of the center of the curve

    等於與該分佈的算術中平均數之間離其平方的算術平均數的平方根? ?,即正態分佈曲線任一側的斜率的
  14. Alter calculating the residual loads with the latest 15 - day forecasting results and actual values, the weather factor can be taken account to improve the forecasting precision by regression analysis between the sensitive residual loads and temperature

    若將近15天左右預測與實際負荷之間的,再通過各敏感點負荷與平均氣溫等作回歸分析,可以實現考慮天氣的負荷求導法。
  15. There were significant differences between men and women for c and pq, with men haing the highest alues for both parameters in both conditions

    在男性與女性中, c和pq都有別,別有統計學意義,男性在兩種狀態下這兩個參數都有
  16. The amounts of salmonella were 1. 3 x 108cfu / ml after 20 hours in co - culturing with bi. when four strains supernatants and acetic acid - lactic acid ( 3 : 2 ) of ph4 were added to broth media to culture salmonella, it was found that the inhibitory ability of acetic acid - lactic acid was the highest, then was that of ba, bl and bbr supernatants, and the inhibitory ability of bi supernatant was the lowest

    將ph接近4的四株菌的上清液和0 . 1m 、 ph4的乙酸-乳酸( 3 : 2 )混合酸液以一定比例加入培養基中,培養沙門氏菌,發現酸液對沙門氏菌的抑制作用強: ba 、 bl和bbr上清液的抑制強度相近,但不及酸液; bi上清液的抑制作用
  17. However, when it was too high or too low, its influence became much weak. we analyzed also the relationship between temperature and the elements such as planting ratio, streets direction, and l / h. the result showed that : the temperature in w ~ e oriented streets was always higher than that in n - s oriented streets, with an average : 0

    對綠化率、街道走向、街寬與周邊建築高度比l h等因子進行正交分析的結果表明:株洲市夏日白天東西走向街區的溫度總比南北走向街區的溫度高,平均高0 . 6 ? 0 . 7 ; l h越小,兩者越大,高時達1 . 4 ? 1 . 8 。
  18. Then, determine the maximum difference in the readings when the workpiece is moved along the surface plate

    然後,當工件沿著平板移動時,確定指示表讀數的
  19. In addition, effects of several factors such as local site conditions, focal mechanism, epicentral distance and seismic magnitude on these parameters are discussed, and several significative results and conclusions are obtained. in all records there are about 1 / 3 vertical ground motion ’ s peak acceleration bigger than 2 / 3 of the corresponding horizontal one, so the action of vertical ground motion should not to be underestimated. vertical design response spectrum equals that the horizontal design response spectra times 65 % is probably unsafe when period is short, and suggest adopting different coefficients when at different periods

    本文基於對大量歐洲強震記錄的研究,分析了地震動豎向與水平向分量在峰加速度、反應譜、頻譜周期等參數方面的異,以及這些參數與場地、震源機制、震級和震中距的關系,得到了以下有意義的結果和結論:在本文分析的地震記錄中大約1 / 3的記錄加速度峰比大於2 / 3 ,豎向地震動分量的作用不可低估;在短周期,豎向地震動影響系數的僅取為水平向地震動影響系數的65 %是偏於不安全的,可以考慮按周期分段採用不同的折減系數;我國現行抗震規范中設計反應譜特徵周期的取偏低,可能是偏於不安全的;豎向與水平向地震動分量卓越周期的比在0 . 7 - 0 . 9之間,豎向設計反應譜的特徵周期應有單獨規定。
  20. To pick up the convergence speed of traditional genetic algorithm, a modified genetic algorithm is presented, which is based on subsection integer coding, combining stable - state selection strategy with inequality individual and scaling, adaptive recombination according to gene sufficiency, self - adaptive variable step and multi - gene mutation

    將兩幅圖象重疊區域的歸一化圖象作為搜索空間,定義一個與圖象高相等維數的向量作為染色體,染色體的基因表示每一行圖象中的優拼接點,採用常用的搜索適應度函數作為視圖像拼縫搜索的適應度函數。
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