effect dispersion 中文意思是什麼

effect dispersion 解釋
散射效果
  • effect : n 1 結果。2 效能,效果,效力,效應,作用,功效;影響。3 感觸,印象;外觀,現象。4 旨趣,意義。5 ...
  • dispersion : n 1 分散,散開;散布,傳播;離散。2 【物理學】彌散,色散;【化學】分散作用;被分散物;分散相,分...
  1. Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node

    首先,文中將三相變壓器兩相涌流差流的二次諧波含量比和間斷角作為網路的輸入變量;其次,利用對原有bp網路訓練演算法基礎上的改進型演算法(即在計算本次權值和閾值的變化時增加上一次權值和閾值變化的影響以及採用變學習率,與此同時隱含層神經元個數採用動態形式) ,通過樣本訓練使網路結構模型達到最優。
  2. However the analysis of both location and dispersion effects in unreplicated factorial experiments with censored data has not been studied widely. hamada and wu ( 1991 ) proposed a iterated method to estimate location effect under the condition of homogeneity of variances

    Hamada和wu ( 1991 )給出了此條件下鑒別和估計位置效應的迭代演算法,但由於其模型假定各試驗點同方差,因此不能分析散度效應。
  3. There are various tactics or methods for giving effect to this principle, such as dispersion and concentration of forces, diverging advance and converging attack, the offensive and the defensive, assault and containment, encirclement and outflanking, advance and retreat

    執行這個方針,有兵力的分散和集中、分進和合擊、攻擊和防禦、突擊和鉗制、包圍和迂迴、前進和後退種種的戰術或方法。
  4. This paper summarized the disturbance effect of rodents on soil ( pedogenesis, patch formation, and physical and chemical properties ) and vegetation ( species diversity, productivity, and seed dispersion ), aimed to illustrate the contributions of rodents activities to desert ecosystem

    本文主要從鼠類活動對土壤(包括土壤發生過程、土壤斑塊的形成、土壤理化性質)和植物群落(包括物種多樣性、生產力、植物種子)的擾動效應做了歸納總結,旨在闡明鼠類在荒漠生態系統中的作用。
  5. Using contrast and orthogonal experiment methods, the effect of electrolyte formulae for varied concentration of cr03 and technology of chromium plating on coating property was studied systematically in this paper. primary factors and their interrelations, which influence the brightness of coating, the current efficiency, dispersion ability and sedimentation velocity of electrolyte were discovered

    本文採用對比試驗和正交試驗等方法系統地研究了低、中、高三種不同鉻酐濃度的鍍鉻液組成和鍍鉻工藝對鍍鉻層性能的影響,找到了影響鍍層光亮度、鍍液電流效率、分散能力和沉積速度的主要因素及其相互關系。
  6. The interactions between particles were discussed based on dlvo and edlvo theories. experiment results show the effect of the ph on the dispersion is due to the repulsion interactions of electrical double layer ; and addition suitable inorganic dispersant or organic macromolecule dispersant results in improvement the stabilization of the dispersion. the main action of the inorganic dispersants is to increase the repulsion interactions of electrical double layer and the main action of organic macromolecule dispersant is to increase hydration shell and steric hindrance

    研究表明: ph對顆粒分散的影響主要體現在對顆粒間雙電層靜電排斥力的改變;添加合適分散劑可以改變顆粒在水中的分散性;無機電解質的分散機制主要是增加顆粒表面的雙電層靜電排斥作用能,而高分子分散劑的分散機制主要是增加顆粒的水化膜排斥能和位阻排斥能;復合分散劑的分散效果要優于單一分散劑;提出了用經時損失性來評價分散穩定性。
  7. Through the analysis we found that the effect will become more obviously with the increase of thickness or width of superstratum and the decrease of the coefficient of foundation bed ; ( 3 ) anisotropy and nonlinear elastic f. e. m. model has been established and the effect of stress dispersion in compound two - layer foundation was analyzed on the base of the model. from the analysis we can conclude that the coefficient of subsidiary stress dispersion will amplify with the increase of thickness or width or stiffness of back - up coat ; ( 4 ) the formula which can be used in conventional calculation has been deduced for calculating the coefficient of subsidiary stress dispersion and it also has been affirmed to be reasonable through the checking calculation ; the whole theory of compound two - layer foundation has been brought forward in this paper and it ' ll enrich the theory of composite foundation

    針對以上問題本文做了以下一些工作並得到若干結論: ( 1 )提出了「復合雙層地基」的概念,並通過工程實例證明此概念的提出有其合理性和必要性; ( 2 )用彈性地基梁理論證實了復合雙層地基確有應力擴散效應,且擴散效應隨上覆硬層厚度、剛度的增加而增大,隨下臥層基床系數的增大而減小; ( 3 )建立了非線彈性、各向異性有限元模型,並以此為基礎分析了復合雙層地基的應力擴散效應,得到附加應力系數隨加固層厚度、寬度、剛度的增加而增大的結論; ( 4 )推導了可用於常規計算的復合雙層地基應力擴散系數公式,並代入工程實例進行了驗證。
  8. A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid

    利用六偏磷酸鈉作為穩定劑,通過控制反應物的濃度及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸效應,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能;採用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。
  9. We analyse the dispersion of stock returns and have the tests of serial correlation. the results show that the trading mechanism has a significant effect on a number of characteristics of stock returns. first, the distribution of open - to - open returns has greater variance than that of close - to - close returns. second. the serial correlation pattern is quite different in the two return series. the open - to - open returns have negative autocorrelation coefficient, but the close - to - close returns is positive. further, employing an arma ( 1, 1 ) model we find that in the opening. returns exhibit higher residual noise and stronger dependence on past returns, reflecting stronger deviations from the random - walk form of the market efficiency hypothesis

    主要表現為:一,開盤收益序列比收盤收益序列具有更大的方差。二,兩種收益序列的序列相關形式不同,開盤收益序列表現為負相關,而收盤收益序列表現為正相關。而且我們通過arma ( 1 , 1 )模型的進一步檢驗,發現開盤收益序列比收盤收益序列具有更大的殘差,更依賴于過去的收益序列,也更偏離於市場有效的隨機遊走形式的假設。
  10. Our main conclusions are that surface polar interaction can give rise to a transition from a high temperature homogeneous alignment to a low temperature hometropic alignment, that if the strength of the surface polar interaction is weaker than the one of surface dispersion interaction, the homogeneous alignment of the nematic is always stable. part ii : a two - particle cluster theory is presented to study the effect of a solid bounding surface on the nlcs formed by polar molecules

    獲得的重要結論是:摩擦基板與液晶分子間的表面極性相互作用能引起基板間向列相液晶分子指向矢出現高溫沿面到低溫垂面的轉變;當表面極性作用強度弱於表面色散作用強度時,基板間向列相液晶分子平行於基板的排列非常穩定。
  11. The effect of the catalysts, e. g., concd. sulfuric acid, p - toluenesulfonic acid, dodecylbenzenesul - fonic acid on the esterification of starch was studied with cassava starch as the raw material, acetic anhydride as the esterifying agent and acetic acid as the dispersion medium

    摘要以木薯澱粉為原料,用醋酸酐為酯化劑,以乙酸為分散遞質,探索了以濃硫酸、對甲基苯磺酸、十二烷基苯磺酸為催化劑對澱粉醋酯化反應的影響。
  12. This pape expounds the enlightment of catfish effect, responsibility dispersion effect, hawthorne effect, south wind effect, analysis the problem existed in librarys, and advises the corresponding measures

    摘要本文在闡述了鯰魚效應、責任分散效應、霍桑效應、南風效應這幾個心理效應給予我們的有益啟示的基礎上,分析了圖書館存在的問題,並提出了相應的對策。
  13. Low frequency micro - vibration causes the micro - fluid to produce uniform dispersion and injection which carried out a hydrophobization treatment on the inner wall of micro - nozzle, thus eliminated the spontaneous flowing of micro - fluid inside the micro - nozzle due to wet ting effect so as to let the micro - injection be provided with a digitalized and volume controllable character

    壓電陶瓷低頻微振動使得微流體產生均勻的離散和噴射;對微噴嘴內壁進行疏水化處理,從而消除微流體由於濕潤作用在微噴嘴內部的自發性流動,使得微噴射具有數字化量可控的特徵。
  14. We represent a temperature model of surface carrier mobility of short channel most after thinking about kinds of dispersion effect

    在考慮了各種散射效應對遷移率的影響后,提出了短溝道most表面載流子遷移率的溫度模型。
  15. It is proved that hyperbolic - secant pulses ( solitons ) have inherent ability to suppress pmd, this adaptive ability is due to the balance between nonlinear xpm effect and pmd effect. it is studied on the influence of polarization - mode dispersion on wdm system in this dissertation

    大量研究已經證實了雙曲正割形脈沖(孤子)對偏振模色散具有本徵抑制能力,這種自適應能力歸功于交叉相位調制效應與偏振模色散效應之間達到平衡。
  16. But the effect of making the wind - in door move toward below is the main influence ingredient. when wind - in door is below and exhaust fan is below, the ventilation and heat dispersion of the cabin is enhanced furthest, both the average and maximum

    當使進風口靠下,抽風機位置也靠下時,最能增強機組艙的通風散熱,機組各側平均溫度和最高溫度都可以降低(超過2 ) 。
  17. To our knowledge, the effect of genetic variation in leaf angle and dispersion has not been adequately quantified in trees.

    據我們所知,在葉片角度和分佈上遺傳變異的效應,在樹木中還沒有被適當地定量研究過。
  18. In water, the apparent viscosity of composite particles is much lower than that of uncoated graphite with the same solid content ; composite particles have good dispersion effect under different ph value with dispersant agent of sodium hexametahposphate. through the analysis of tg - dtg curve, the oxidation resistance of composite particles has been greatly improved

    復合粉體水漿體的表觀粘度比相同質量固含量的未處理石墨大大降低,而且在以六偏磷酸鈉為分散劑時,復合粉體在不同的ph值條件下都取得了很好的分散效果。
  19. Through analyzing the effect of temperature and nitrogen on crude oil viscosity the influences of different nitrogen injection volume and injection modes on steam displacement are contrasted, the mechanism of nitrogen - assisted steam stimulation is clarified, which includes : heat carrying capacity is raised, the saturation of remaining oil is reduced after nitrogen - assisted injection is made ; crude oil flow is enhanced because of nitrogen compression and dispersion and the change of oil flow shape ; water back - production rate is improved by expanding the steam sweep volume and compensating in - situ energy ; steam distillation effect is enhanced

    通過分析溫度、氮氣對原油粘度的影響,對比不同注氮量、不同注入方式等對蒸汽驅油效果的影響,弄清了氮氣輔助蒸汽增產的機理主要表現在:氮氣輔助后增加攜熱能力,降低殘余油飽和度,氮氣的壓縮膨脹作用分散和改變了原油流動形態,增強了原油流動性;擴大蒸汽的波及體積,補充地層能量,提高回採水率,強化蒸汽蒸餾效應。
  20. According to the concept and basic form of svpsf, the cavity and duct scattering is examined, and a method is developed to remove the duct - induce dispersion effect

    推演了典型非點散射結構?腔體結構的二維svpdf的具體形式,得到消除其散焦效應的積分變換域濾波方法。
分享友人