均等系數 的英文怎麼說

中文拼音 [jūnděngshǔ]
均等系數 英文
uniformity coefficient
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 均等 : 1. (平均; 相等) equal; impartial; fair 2. [植物學] equalling; parity
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. But as a matter of fact, athropoda has some more complex characteristics than annelida, such as the exoskeleton, departmental body - plan and segmented appendages, which, as one parameter, results in the abundance of arthropod fossils in the chengjiang fossil lagerstatte

    但節肢動物還具有比環節動物更高級的特徵,如:身體分部、附肢分節;循環、生殖、排泄較環節動物復雜高級,這可能是澄江化石庫中節肢動物種豐富的一個很重要的原因。
  2. This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization

    本文以拉格朗日方程為理論基礎,對慣性制動器在制動時的振動進行學建模,然後用matlab對其進行模擬,得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦、制動力的平半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平作用力的半徑、彈簧的彈性、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量慣性制動器各零部件的物理參之間的關,為慣性制動器的結構優化提供了理論依據。
  3. The cyclo - hoop effect which steel tubular has exert to the concrete shows the character of heterogeneous in the arch rib section, the same to the axial direction. the paper verifies the change of the material poisson ration and the concrete grade will make the cyclo - hoop effect obvious alteration, the change of the cyclo - hoop effect and the stress redistribution of the section produced by the shrinking and creeping of the concrete and the expensive concrete on the section

    在鋼管混凝土拱肋斷面上,鋼管對內填混凝土的環箍效應具有非勻性,在拱軸方向上環箍效應也呈現非勻性。驗證了材料的橫向變形、混凝土標號的變化將引起環箍效應的明顯改變;混凝土的收縮、徐變和膨脹混凝土的應用導致鋼管混凝土的環箍效應發生變化並使截面的應力發生重分佈;並總結了其變化的基本規律。
  4. It does not need much area, not any pollution, not consuming much electricity power, not need much cost. gshp combined floor radiation air - conditioning system possess high seasonal average cop value and great capacity of edaphic depositing heat energy, can ease up supplied water temperature fluctuating with the change of the outdoor air temperature

    地源熱泵技術聯合地板輻射對房間進行冷暖聯供的形式,具有地源熱泵季節性平性能高、土壤蓄熱能力強、能緩解空氣源熱泵存在的供冷供熱能力隨環境溫度波動大的矛盾優點。
  5. Firstly, the surface characteristic of polystyrene particle is changed from water detesting to water intimity by using special techniques and admixtures so mat the compound quality with inorganic materials is insured. secondly, the contradiction between the weight and strength is solved through optimizing the particle size and using composite fiber and the best heat conductivity is achieved under the condition that the necessary strength is met. in the research process, the author solved the problem of fiber dispersing in insulating materials so that the contraction of the material is controlled

    課題研究中,首先採用特殊的改性工藝及外加劑實現對聚苯乙烯顆粒表面的成功改性,使其表面由憎水轉化為完全親水,確保與無機材料的復合質量;其次,通過採用優化骨料級配及使用復合纖維措施解決了保溫材料的輕質與強度的矛盾,使保溫材料在滿足必要的強度的前提下,導熱降至最小;並且,課題研究中成功解決了纖維在保溫材料中勻分散的問題,達到了抑制保溫材料收縮的目的;最後,通過採用復合外加劑、合適的膠凝材料及合理的配比措施確保該保溫材料具有良好的和易性,滿足施工的要求。
  6. Seventeen important morphological characters were analysed to identify and evaluate genetic diversity of morphology of the lespedeza populations. fourteen vital morphological characters were studied using basic statistics, correlation analysis, factor analysis and cluster analysis. zymograms were analysed using eighteen alleles of seven allozymes

    對14個關健形態學性狀指標的平值、方差、標準差、變異基本統計分析表明,胡枝子屬植物不同種間以及種內居群間在這14個重要形態學性狀上的遺傳差異較大,變異達28 . 89 122 . 36 (全生育天除外,變異為4 . 72 ) 。
  7. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外,本文採用隨機有限元方法,將圍巖容重、側壓力、垂直荷載高度或埋深、圍巖的彈性抗力、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度與襯砌結構有關的幾何與物理力學參作為隨機變量,應用蒙特卡洛理論進行計算機隨機取樣,對雪峰山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估,得出了襯砌的相關位移與內力的值和方差,並計算出了相應的襯砌結構可靠指標。
  8. It is the ratio of the state - stocks " tond amoun of an n in comn stocks not time issuing and many times in the ~ distributing tale issbog divided by cndy stocks ", then consderin its price ratio, commpy foreground. company pefformance, and commp growth etc., synthestring a correction coefficient

    這種折股方式與其它折股方式不同,它是以流通股與國有股在公司股票初次發行及歷次配售發行的平每股累計認購金額之比,再考慮市盈率、公司前景和業績、成長性綜合一個修正
  9. This dissertation ' s problem just comes from this engineering background exactly. for this two kinds of cores, which were taken from the engineering place, this dissertation draws sample by computer and analyses the weight distributions, getting the weight curves, the middle weights, asymmetry coefficients and other physics characteristic indexes of them, and makes up the model samples which are similar to the factual weight distributions

    本文對施工現場採用的10 100kg和1 800kg重量范圍的堤心石進行了隨機抽樣和重量級配分析,得到了描述這兩種堤心石類別的重量級配曲線、中值重量、不物理特性指標,並由此制備重量級配相似的模型樣本。
  10. 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,作者嘗試放鬆指水平滿足隨機遊走過程的假設,推導出指水平呈線性趨勢的資產組合選擇模型;此外,作者基於資產不可交易這一假設,提出了b股、 h股和非流通股情形的資產定價模型,並基於、標準差、標準半方差、平絕對離差和風險價值風險度量指標以及流通市值、換手率、短期歷史收益率因素變量提出了四因素資產定價模型。
  11. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參值線圖,率定了不同設計頻率的改正,使設計者只需在地形圖上獲取集水面積,河道平坡降和流域形狀,在參值線圖上查得橋涵所在地的相應參,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精度較高,設計的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。
  12. Chongqing, a city located in west china, confronted with a series of chances, such as yangtze gorges project, municipality directly under the central government, development of the west regions, and fully developing our ideal society so on, which made chongqing get great progress. the gdp of chongqing has increased by double digit every year since 1998, and gets to 266. 539 billion in 2004, 9608 yuan per person. engel ' s coefficient of downsman family of chongqing decreased below 40 % in 2004

    三峽工程、直轄、西部大開發、全面建設小康社會列的機遇使重慶這個西部城市獲得了前所未有的發展,從直轄到現在的八年時間內,重慶市每年的gdp以兩位遞增, 2004年,全市gdp總量達到2665 . 39億元,人9608元,已突破1000美元大關,城市居民家庭恩格爾已經下降到40 %以下,按照國際1000美元至3000美元為城市快速發展期的標準,重慶市已進入快速發展時期。
  13. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運動特點,將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區4個區,並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點,提出了附加尾流函的對流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上,對灘槽交互區內垂線平流速及含沙量沿橫向分佈進行了理論分析,提出了反映灘槽水流動量交換強度的橫向渦量粘性及橫向擴散的表達式,得到了漫灘水流垂線平流速及含沙量沿橫向分佈的解析解,並與實測資料吻合較好
  14. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;勻設計試驗方法能夠用較少的試驗次找出配方與摩擦性能間的關,擬合曲線基本能表示各配方的摩擦發展趨勢;配方中不加銅粉或不加石墨,其摩擦較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  15. In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages

    本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不很小、膠體活性差的工程特性,通過採用不同方法穩定該類土作底基層材料的力學性能研究,從技術、經濟角度綜合評價,得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、方面進行優化,從而顯著減輕了基層的早期及長期縮裂程度,從而提高了路面的耐久性。
  16. In this paper, the index of unevenness, concentration, and variation have been defined and calculated according to gauge records of runoff in the 1956 - 2000

    根據長江源區1956 - 2000年河流月徑流資料,分析了年內分配不、完全調節、集中度、集中期、變化幅度特性。
  17. The results show that, compared with cwq coke, the properties of cdq coke is much better in mean grain size, grain size uniformity, mechanical strength, thermal properties etc., the ash content, catalytic index ( mci ), optical texture index ( oti ) etc. are unchanged basically, and its alkali absorptance is strong, alkali resistance is weak, but its thermal properties are still superior to cwq coke after alkali absorption, its boron absorptance is weak, passivetion effect is bad, thus its thermal propetties is somewhat inferior to cwq coke after boron absorption

    研究結果表明:與濕法熄焦焦炭相比,干法熄焦焦炭在平粒度、粒度、機械強度、熱性能方面有明顯改善;灰成分催化指mci 、光學組織指oti基本不變;而吸堿能力強,抗堿能力弱,但是吸堿后的熱性能仍優于濕法熄焦焦炭;吸硼能力弱、鈍化效果差,鈍化后干法熄焦焦炭的熱性能稍低於濕法熄焦焦炭。
  18. In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del

    質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck採用標準四端子法于he氣氛下在zem - 1上同時進行測量;熱導率採用激光微擾法( tc - 7000 )于真空狀態下進行測量;其次,在對質材料cosb _ 3和bi _ 2te _ 3熱電傳輸特性研究的基礎上,對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的界面溫度進行了優化;為了使結構梯度bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的溫度范圍內具有最佳的熱電性能,本研究同時對梯度結構熱電材料當中質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計;第三,通過兩步放電離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3熱電材料;採用理論計算的方法研究了梯度結構熱電材料平seebeck和溫度的關;同時為了驗證設計的結果,本論文對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端溫度之間的關及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。
  19. The maximum transmission efficiency of two - stage three - ring gear reducer is 93 %, and the load distribution non - uniform coefficient is less than 1. 1, and its vibration acceleration is less than acceleration of ordinary three - ring gear reducer that has the same properties

    該兩級三環減速器的傳動效率達93 %以上,載荷分配不小於1 . 1 ,振動加速度值也小於同傳動能力的一般三環減速器。
  20. By utilizing different ways of index analyzing, the article makes a positive analysis on the present situations and causes of the income distribution gap between chinese residents in cities, towns and villages

    摘要本文運用基尼、收入和庫茲涅茨比率以及阿魯瓦利亞指和不良指,對我國當前城鎮、農村及城鄉居民的收入分配差距狀況及成因進行實證分析。
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