組標準差 的英文怎麼說

中文拼音 [biāozhǔnchā]
組標準差 英文
subgroustandard deviation
  • : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 標準差 : aecond defense
  • 標準 : (衡量事物的準則; 榜樣; 規范) standard; criterion; benchmark; pip; rule; ètalon (衡器); merits
  1. The characteristics of the sub - leaf epidemics of the plants have been observed and compared by scanning electronic microscope. lt was found out that the micro characteristics are important in a sense for identification the varieties. the constituents of volatile oil from dry flower buds of l hypoglauca miq., l acuminate wall, and l similis hemsl

    首次通過gc - ms聯用技術分析了紅腺忍冬、淡紅忍冬和峨眉忍冬乾燥花蕾揮發油成分,並通過計算機質譜庫檢索並與圖譜對照,對其所含化合物進行了鑒定,發現棕櫚酸是它們的主要成分,相對含量最高佔49 . 27 ,最低佔28 . 71 ,其餘成分的成和含量別較大。
  2. Xm ) trundle needle, trundleing the post thrust bearing trundles the needle through the roll part of the body, cylinder roller and thrust maintain shelf and the thrust bed down the livestock to make up, trundleing needle and the cylinder roller is subjected to the shelf maintaining that the thrust maintains and guides. moreover thrust bed down the livestock against the difference, shaft, the pedestal encircles and employs in company, fix module shaft shoulder end face and the shell opening back plane dimensional tolerance, geometry accuracy, rigidity, axial is moved up and down, coarse degree ought to accord with the internation , national standard stipulation demand

    滾針,滾柱推力軸承由滾動體滾針,圓柱滾子及推力保持架和推力墊圈成,滾針和圓柱滾子受到推力保持的保持架引導,並與不同的推力墊圈,軸,座圈一起使用,安裝件的軸肩端面和外殼孔底面的尺寸公,幾何精度,剛性,軸向跳動,粗糙度應符合國際,國家規定的要求。
  3. Compared to control, retention times of digesta in whole alimentary tract of immunized animals inc reased by 20 hours ( to use cumlative excretion of 5 % marker as reference ). immunoneutralization of ss significantly augmented activities of digestive enzymes ( proteolytic, trypsin, chymotrypsin, amylase ) in pancreas and the small intestine ( control and immunized animals were 1693. 67unit / g, cp, 2728. 33 unit / g, cp, 3055. 50 unit / g, cp, 12. 9x106 unit / g, cp ; 2. 57x 102unit / g, cp, 1. 20x103unit / g, cp, 1. 12x 103unit / g, cp, 2. 98x 107unit / g, cp ft 2451. 33 unit / g, cp, 2904. 17 unit / g, cp, 4279. 33 unit / g, cp, 20. 61 x 106 unit / g, cp ; 6. 45 x 102unit / g, cp, 2. 53 x 103unit / g, cp, 1 - 83 x 103unit / g, cp, 5. 77 x 107unit / g, cp, respectively, p < 0. 05 or p < 0. 01 )

    12ng ml , 0人su vg ,各指比較均異不顯著, p 0刀5人兔疫動物的食糜消化道滯留時間明顯增加(以指示劑累計排出50為,兔疫較對照大約增加20小時) ,與此同時, ss免疫中和也提高了胰腺和消化道各種消化酶的比活力(對照和免疫胰腺,小腸食糜總蛋白酶,胰蛋白酶, 」糜蛋白酶和澱粉酶比活分別為1693石7unit g , cp , 2728
  4. Nowadays, some irremissible problems exist in the subcontract project of chinese aviation enterprises, which are the imperfect organization, the behindhand technical standards, the lower manufacture, the ineffective management, the differences of ideas and enterprise cultures, and so on

    現階段,我國航空工業企業轉包生產存在著織結構不完善,技術、技術水平及管理水平與國外航空企業距較大,企業文化和觀念存在異等諸多問題。
  5. New use of atypical antipsychotics was associated with a statistically significant increase in the risk for death at 30 days compared with nonuse in both the community - dwelling cohort ( adjusted hazard ratio, 1. 31 [ 95 % ci, 1. 02 to 1. 70 ] ; absolute risk difference, 0. 2 percentage point ) and the long - term care cohort ( adjusted hazard ratio, 1. 55 [ ci, 1. 15 to 2. 07 ] ; absolute risk difference, 1. 2 percentage points )

    抗精神病藥物的新用法與未運用抗精神病藥物中用藥30日後的死亡風險性統計學上的顯著增加相關,其中在社區居住隊列別(校正危害比為1 . 31 , 95 %可信區間為1 . 02至1 . 70 ,絕對風險異為0 . 2百分點)中和在長期護理(校正危害比為1 . 55 , 95 %可信區間為1 . 15至2 . 07 ,絕對風險異為1 . 2百分點)中都如此。
  6. Standard deviation in statistics, a measure of the dispersion of a frequency distribution : it is the average magnitude of deviations from the center of normal curve, calculated by squaring all the deviations, calculating their mean, then finding the square root of the mean

    :統計中,一種衡量數據分佈的分散或變化情況的數據,是偏離正態分佈中間位置數據大小的平均值。
  7. This study sampled 201 high school athletes ( males = 115 ; females = 86 ) with mean age of 16. 02 ( sd = 1. 73 ) and administered a paternalistic leadership scale, an emotional impression scale and an athlete burnout inventory

    以高中甲運動員為受試對象共201位,平均年齡16 . 02歲,1 . 73歲,使用的測量工具包括家長式領導量表、情緒測量、運動員競技倦怠量表。
  8. Specially, based on risk - metric and factor variables, the author discusses multi - factor asset pricing model. in theoretical analysis, the author attempts to release the assumption of index ' s random walk, proves a portfolio selection model suitable for the linear index level moreover, based on assets un - exchangeable, the author brings forward asset pricing models for b - shares, h - shares and non - circulated - shares. the author also brings forward multi - factor asset pricing model based on risk - metric indices, such as coefficient of beta, standard variance, standard semi - variance, average absolute deviation, value at risk, and factor variables, such as circulated market equity, exchange ratio, short - term historical return

    在理論分析時,作者嘗試放鬆指數水平滿足隨機遊走過程的假設,推導出指數水平呈線性趨勢的資產合選擇模型;此外,作者基於資產不可交易這一假設,提出了b股、 h股和非流通股等情形的資產定價模型,並基於系數、半方、平均絕對離和風險價值等風險度量指以及流通市值、換手率、短期歷史收益率等因素變量提出了四因素資產定價模型。
  9. Second, carried out the fatigue life test of the truck ' s front axles adopted grouping fatigue life test method, calculated the results on theory of probability stats, linear fitted the fatigue life data by means of the basquin equation and least squares method, acquired the mathematical model of s - n and p - s - n curve of the front axles

    其次,採用成試驗法,對汽車前橋進行了疲勞壽命試驗,藉助概率統計方法對試驗結果進行了分析計算,得到了各試驗載荷下的疲勞壽命的正態分佈的均值和,採用basquin關系式和最小二乘法對疲勞壽命數據進行線性擬合,得到了前橋的s - n和p - s - n的關系。
  10. The six sigma black belt should be able to compute the mean and standard deviation from a grouped frequency distribution

    6西格瑪黑帶應能從一頻次分佈數據計算出均值和
  11. Two indexes was calculated to estimate the best bands union for color combination, one is optimum index factor ( oif, the sum of standard deviation divided by the sum of correlation coefficient. ), the other is the determinant of the co - variance matrix. it can be seen from the result that for color combination the original optimal bands were tm 4, 3, 7 and tm 4, 3, 5, the best mixed images were mnf1, br and ndvi

    以協方矩陣行列式值和最佳指數值(合波段之和除以相關系數之和)為評價,得出對于tm原始波段而言,最佳的彩色合成合是tm4 、 3 、 7和tm4 、 3 、 5 ;綜合幾種變換圖像的彩色合成的最佳合是mnf1 、 br 、 ndvi 。
  12. Ann methods are feasible for the verification measurements in nuclear safeguards. experimental data sets have been used to study the performance of neural networks involving radial basis function neural network and generalized regression neural network ( grnn ). the optimization of the parameter spreads have been given and the analysis error of grnn no more than 0. 2 %

    分析結果表明,使用泛化能力較高的混合訓練集訓練神經網路,網路給出的富集度值與樣品的稱值之間的相對異小於13 % ;使用泛化能力相對較弱的分訓練集訓練神經網路,網路給出的分析結果的不確定度小於2 % ;使用分訓練集和廣義回歸神經網路,網路給出的分析結果的不確定度小於0
  13. And, this thesis return as to it ' s measure to measure the proceeding error margin the analysis, and was analyzed by error margin the enthalpy different laboratory matchs the gb / t 7725 - 1996 standard, can be used for measuring the making the cold and making the heat ' s ability, the consuming, the cop, the breeze deal under the steady state or not steady state of air condition of diagraph room, and it can also test the influence of the four channels change to the face valve and and the electronic expanding valve to the whole function of the air condition

    而且,本論文還對其測量量進行誤分析,經誤分析該焓室符合gb t7725 - 1996,可用於測量房間空調穩態及非穩態製冷能力和制熱能力、工耗、 cop以及空調器室內機的風量,並能測試四通換向閥、電子膨脹閥等控制元件對空調器整體性能的影響。
  14. Variables were expressed as mean + standard deviation ( x + s ) and self - antitheses t tests were done to evaluate differences, p value of less 0. 05 was required for significance

    數據應用均數土表示( x s ) ,應用自身對照比較的t檢驗進行統計學處理, p 0 . 05為異顯著。
  15. First, a new methodological framework is developed for investigating the optimal strategies of maintenance scheduling for generating units with risk well taken into account, based on the widely employed power pool mode and the uniform clearing price. two scenarios are examined in detail, i. e., for the two cases that the generation company studied is / is not a price taker in the electricity market operation. based on the electricity market clearing prices estimated, a new methodological framework is presented, mathematical models formulated and a solving method developed

    以國內外廣為採用的聯營體模式、統一市場清算價結算的現貨電力市場為背景,在假設市場電價可以預測並能夠描述為某種概率分佈的前提下,採用方來描述和度量風險;建立了相應的優化模型,為發電公司在制定發電機的檢修計劃時適當兼顧利潤損失的期望值最小和風險最小這兩個目提供了新的解決途徑。
  16. Discusses the characteristic values on individual stock risk with the standard deviation, variance ( 2 ), standard deviation coefficient ( cv ) and coefficient measurement, construct the individual on stock ' s statistics index system on investment risk. 2. discuss the characteristic of standard deviation, variance, variance - covariance matrix to measure the investment risk of stock portfolio

    第二章「證券投資風險的度量」分為三個小節: 1 、討論單個證券風險用( ) 、方( ~ 2 ) 、變系數( cv )以及系數度量,構造了單個證券的投資風險統計指體系; 2 、討論了用和方、方?協方矩陣、方?協方矩陣的特徵值來度量合證券的投資風險; 3 、計算了衡量證券合系統性風險的系數值,並分析了系數的含義和預測能力的可靠性。
  17. The results showed that the number of undergraduates participating in ex - curricular sports activities was not as expected ; the motivation of participating sports activity was to keep fit, to get better p. e. marks and to be relaxed and entertained ; the important factor which influenced students ' participating wasthe lack of playground, sports equipments and guidance

    結果表明,大學生參加課外體育活動的頻度與體育人口的界定距較大;參加課外體育活動的主要動機是健身、提高體育課成績和消遣娛樂;課外體育活動的內容、運動場地器材不足和缺乏應有的織指導是影響大學生參加課外體育活動的重要因素;對有償參加課外體育活動具有一定的承受力。
  18. In this paper, an improvement is made through selecting a group of normal orthogonal vectors in feature subspace, to generate large amount of virtual training samples

    摘要在模式特徵子空間中選取一正交向量,使用這向量可以生成大量的虛擬訓練樣本,從而實現對協方矩陣的優化。
  19. Pooled standard debiation

    合併
  20. These images represented skeletal or dental changes that differed by two standard deviations from the normative values for chinese adults

    這些圖象的骨骼或牙齒與正常值相2倍,軟織側貌圖象則經相應軟體處理產生。
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