聚合度分佈性 的英文怎麼說

中文拼音 [fēnxìng]
聚合度分佈性 英文
polydispersibility
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 聚合 : 1 (聚集到一起) get together2 [化學] (單體結合成高分子化合物) polymerization; polymerize 3 [生...
  1. In this paper, pan based metal gradient composites films ( pmgcf ) were prepared by electrochemical reduction. the effect of polymer matrix on pmgcf and preparation and its forming mechanism of pmgcf were invested, they are as follows : lacrylonitrile - methyl - methacrylate copolymer, acryonitrile - itaconic acid copolymer, acrylonitrile - methyl methacry late - sodium allyl sulfonate terpolymer have been synthesized seperately in order to analyze the effects of the mma monomer unites and the hydrophilic unites of acryonitrile terpolymer on the process of copper deposition in polyacrylonitrile - based metal gradient composite film ( pmgcf ) as well as the flexibility of the film

    其內容如下: 1通過成的丙烯腈?甲基丙烯酸甲酯二元共物( p ( an - mma ) ) ,丙烯腈?亞甲基丁二酸二元共物( p ( an - ita ) ) ,丙烯腈-甲基丙烯酸甲酯?丙烯磺酸鈉三元共物( p ( an - mma - as ) )別作為基體制備了物基金屬梯膜材料( pmgcf ) ,以析加入的mma基團和親水基團對pmgcf沉積層中金屬銅的梯形態和膜的柔韌的影響。
  2. Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model

    利用冪律流體本構方程,首次對物流體在斜齒齒輪泵中的漏流特進行了研究,建立冪律流體在間隙中的泄漏模型,利用邊界條件求出速及泄漏量;由間隙泄漏量得到漏流損失功率,由速得到流體摩擦功率損失,並得到間隙最優解的數值計算數學模型,同時給出實例及數值計算結果。
  3. In chapter 5, based on the measured refractive index distribution curve, according as the theoretical model of light transmission in the grin medium, using quadrivalent runger - kutta method to carry out the light tracking, we studied retro - reflection of grin polymer micro - sphere and its application and concluded the best conditions to get good results. in chapter 6 we analyzed the two ways to improve the retro - reflection effect of grin polymer micro - sphere using the light tracking and discuss the pleasant results we got

    第五章從上一章測量所得折射率曲線出發,根據梯介質球內光線傳輸的理論模型,用光線追跡的方法析了327 #微球透鏡的反光能,並對最佳能條件進行了總結析,發現效果提高並不明顯,進而在第六章中提出了提高grin物微球回歸反射能的兩個基本途徑,並用光線追跡方法進行了詳細的析,最終得到了良好的效果,並對結果進行了一定的析解釋。
  4. In this work, some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique. according to the result of genomic dna amplified with pcr ( polymerase chain reaction ), genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance. a primary but first time research at the phylogenetic relationships of some genera and species, the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics

    本文在初步調查析了棕櫚科植物在我國的自然、引種馴化情況以及該類植物在廈門地區栽培應用狀況的基礎上,首次採用rapd子標記技術,對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣進行了研究,根據pcr對基因組dna擴增的結果,用nei ' s相似系數計算了不同植物間的遺傳距離和遺傳一致,通過對遺傳距離的upgma析,並結形態類的特點,對棕櫚科植物的屬、種間的系統類關系和一些疑難種的類鑒定進行了初步研究。
  5. By applying the theory and method of geological anomaly, it is focused on the analysis of the characters of major geological anomalies and their effect of mineralization in daye - jiurui region. the analysis result shows that the basement fault anomalies control a few major large hidden batholiths and their associated orefields ; that the anomalies of cover structure confine most cu - au deposits and fe - cu deposits within their scope ; that the geochemical anomalies and lithofacies - paleogeographical anomalies are major geological factors leading to trataboundness of some cu - au deposits ; that the anomalies of rock operties provide the favorable chemical and physical conditions for the ore - forming process, including the seepage, circulation, convergence and deposit of ore - bearing hydrothermal solution ; that the anomalous ctive stage of mesozoic magmatite is almost consistent with the major mineralization epoch of the fe, cu deposits, and the structure of multi - levels, and the zoning in magmatic system determine the spatial distribution of the mineralization system. then, based on the above analysis, a comprehensive variate, geological combination entropy, is brought forward for reflecting the complex degree of the combination of geological ore - controlling factors. after circumscribing the anomalies of geological combination entropy, the relations between the anomalies and ore deposits are determined

    從地質異常的角,重點析了大冶九瑞地區主要地質異常的特徵及其對成礦的影響.由析可知:基底斷裂異常控制了本區若干重要規模較大的隱伏巖基及伴生礦田,而蓋層構造異常控制銅金礦床和鐵銅礦床的空間位置;地層的地球化學異常和巖相古地理異常是造成一些銅金礦床層控的主要地質因素;蓋層的巖異常為含礦熱液的滲流、循環、集和礦質沉澱等一系列成礦作用提供了有利的物理和化學條件;中生代巖漿巖的異常活動期也是本區主要的鐵銅成礦期,巖漿巖系統的多層枝和結構控制了本區成礦系統的三維空間.在上述析的基礎上,構置了地質組熵作為反映控礦地質因素組系統結構復雜程的綜變量,並圈定出組熵異常,由此確定了綜地質異常與礦床的關系
  6. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比,本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了析,並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共和個,為兩地暴雨預報提供有益的參考,得出了一些很有意義的結果: 1大尺環流背景析表明: ( 1 ) 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關,攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部,導致了這次強降水的發生; ( 2 ) 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文析之陜西強降水的發展與維持。大尺形勢析表明,東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系,存在一支橫越低空急流的經向垂直環流,暴雨區處于該垂直環流的上升支; ( 3 )偏南和偏東氣流水汽通道在西北地區東部交匯,水汽的輻主要在對流層低層和行星邊界層內完成; ( 4 )整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向,與切變線走向非常一致,降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  7. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢測和控制上進行了新的探索,主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制器及其對中頻段波前畸變的控制進行了研究,其研究的內容和取得的成果如下:一、根據標量衍射理論,結低頻波前畸變的高斯隨機位相模型,研究了不同均方根梯低頻畸變波前對激光光束焦斑的影響,並採用描述中頻段波前畸變的功率譜密概念,模擬計算了它對激光焦斑旁瓣的貢獻。
  8. It is obvious that in jialing river basin, many landscape components with good patch cohesion are distributed, forming a pattern of landscape fragmentation

    「溫帶落葉闊葉林」的斑塊間隔小,緊密,相似高,強,但自然連接較低。
  9. A monte carlo model was developed for simulating the adsorption behaviors of linear macromolecule chains on the solid - liquid interface. the simulations were performed on a simple cubic lattice, which was 50 50 50 sites in size. the concentration profiles of total segments, tails and loops in dilute solutions were used to analyze the influences of simulation parameters ( body concentration, interaction energy between segments, adsorption energy of interface, and macromolecule chain length ) on various adsorption configurations

    本文採用montecarlo方法構造了水溶鏈狀高子固液界面吸附模型,在50 50 50簡單立方格子上模擬研究了高子稀溶液中鏈節濃、鏈尾和鏈環,並結真實高子鏈的吸附行為,討論了模擬參數(鏈節間相互作用能、界面吸附能、體相濃與鏈長)對各種吸附構型、吸附量、表面覆蓋和附著數的影響。
  10. The result corrected by former result was to judge the land to be suitable for cultivation or not. in the end, productivity index threshold under different suitable - levels was determined by analyzing the frequency histograms distribution of 4 productivity index. the result shows that the productivity index criteria of reserved land in beijing is that altitude 800 m, slope 15, soil depth 30 cm and gravel content 15 %

    在生產指標方面,以北京市土地開發復墾潛力調查評價為基礎,運用相關析、主成析確定指標為海拔、坡、土層厚和礫石含量;對指標進行類,根據類結果對原有評價結果進行修正並判定后備土地資源的宜耕;通過析多因素綜作用下四項指標的頻率情況,確定上述四個生產指標在不同宜耕等級下的閾值。
  11. The comprehensive geological characteristic has been fully studied in this paper. on the basis of this, closely combining production practice, the favorable gas developing regions have been determined with the methods of sedimentary facies and combination of generation, reservoir and caprock, and logging parameters interpretation maps and regression formulas have been established with logging data, as well as reprocessing, interpretation and identification of gas reservoir have been done with computer. integrating the information and results of geology, logging, testing and geophysics, the gas reservoir distribution regularity of structure of no. 1 sebei has been described and reserves in place of no. 1 ' sebei gas field have been recalculated, which have provided a basis for next step of development in research area

    在近十多年,通過提高地震資料處理精、淡水物泥漿的應用、數字測井技術的運用、並加強了低電阻層和差物層的試氣及氣田擴邊鉆探,大大提高了對氣層的識別,大量增加了氣層的層數和厚,擴大了氣田的含氣面積,使氣田儲量通過多次復查核算仍在不斷增加本論文充研究了青海澀北一號氣田天然氣地質綜特徵,並以此為基礎緊密結生產實踐,應用沉積相與生儲蓋組等方法確定氣藏有利發育區帶,應用測井資料建立測井參數解釋圖版並回歸公式,應用計算機重新處理、解釋和識別氣層,綜地質、測井、試井、物探等多方面信息與成果,描述了澀北一號構造的氣層規律,重新計算了澀北一號氣田的地質儲量,為研究區下一步開發提供了依據。
  12. The products are polyethers synthesized with new catalyst, characterized by low unsaturation, narrow molecular weight distribution, high activity and high primary hydroxyl content

    本產品系新型催化劑成的醚,其特點是不飽和低,子量窄,活高,伯羥基含量高。
  13. With the application background of the development of pbc dalian branch " disposal information s ervice system ", the decision supporting subsystem of dalian international cooperating group information system and china life insurance company dalian branch " estimate and planning of market the decision supporting system ", paper applies itself to resolve the above conflict and problem, in order to enhance the self - adaptive of dw system, to implement integration optimization within dw and measure the users compatibility, and to get a self - adaptive dw system. during the process, it uses dw technology, dw quality, corba structure and agent technology. the content is below : ( 1 ) in order to decrease the development cost, to improve the multiplexing of components and to realize load balance and distributional calculation in larger range, paper studies and realizes the self - adaptive architecture of dw with the corba technology, agent technology and java programming language. as a result, the dw architecture get the ability of initiative, permanence and intelligence

    鑒於此,本文以數據倉庫系統面臨的問題與矛盾為研究背景,以中國人民銀行大連資金清算中心清信息服務系統、大連國際作集團決策支持系統、中國人壽保險公司大連公司營銷決策支持系統評估與規劃等三個項目為應用背景,以強化數據倉庫系統的自適應、在數據倉庫系統中進行集優化和量數據倉庫用戶適用,得到一個自適應的數據倉庫系統為目的,利用數據倉庫技術、數據倉庫質量、 corba結構以及agent技術,重點研究了以下內容: ( 1 )為達到降低軟體系統開發成本、提高組件重用、在較大范圍內實現平衡負載與運算的目的,賦予數據倉庫體系結構主動、持久、智能的能力,本文利用corba技術、 agent技術與java編程語言,研究並實現了數據倉庫自適應體系結構。
  14. We studied its distribution pattem by using the following measures f the test for fitting to the poisson, negative binomial and neyman a distribution. at the same time, we use negative binomial parametef, dispersal index, patchiness index, cassie s index and clumping index, estimated the aggregation intensity. the results showed that the distribution pattern is typically aggregated, and the intensity of aggregation vari

    經統計析,青島百種群、各局部種群內個體的格局離散的結果符負二項;各集強參數中,叢生指標)和cassie指標(二k )均大於o ,負h項參數限)均較小,擴散系數k卜擴散型指數)和指標( m m )均大於1 ,以上這些表明各個局部種群的格局都為
  15. By comparing the numerical results of water infiltration with air and without air, it is shown that the method in this paper is more effective for solving problems of water infiltration in unsaturated soil. in this paper the forming process of oil - bearing basin is the main research object and the mathematic model of geology is built, in order to simulate the dynamic forming process of stratums especially oil - bearing stratum in geology history in the time and space concept, further to investigate the history of petroleum forming, transmitting, accumulating and predict the distributing rule and scope of petroleum, and offer an rapid, quantitative, exact, general choice for the researcher of petroleum geology. with denudation, poor - compactness and sedimentation hiatus, the stratum relations of sedimentation section is judged, and the ancient thickness and pressure of stratum layer are recovered by the inversion method of back stripping. the numerical simulation algorithm of recovery of geological history is also given

    為了利用現代化的計算技術再現含油氣盆地的地史演化發育過程,以便進一步定量化研究油氣的生成、運移和集的歷史以及預測油氣規律、范圍,為石油地質學家提供一個快速、準確、定量、綜的研究手段,本文就含油氣盆地的地史演化發育過程為主要研究對象,建立了數學地質模型,運用優化理論與演算法,在考慮了剝蝕、欠壓實、沉積間斷等地質現象的情況下,採用回剝反演法,應用鉆井、測井、地震等方法獲得的地層物資料,判別沉積剖面中地層的接觸關系,恢復地層的古厚、古壓力,構造了地史恢復的數值模擬方法。
  16. The forming - nucleus drive power could form numerous little crystal nucleus under natural melting temperature. the formation of tic particles in the melt could be divided into two phases which was forming - nucleus and growth. the forming mechanism of tic was : melting ti first surrounded c, then ti melting in the alloy and c formed a complicated reaction mesosphere on the carbon surface

    根據熱力學及動力學析,認為在碳顆粒界面處tic的形核率很高,形核驅動力足以在正常的熔煉溫下形成眾多的小晶核;熔體中tic顆粒的成可為形核與長大兩個階段,其形核機制為:首先活ti原子包圍c ,溶入金中的ti與c在碳表面形成一復雜反應中間層,隨著反應進行, ti和c顆粒不斷減少,生成的tic不斷彌散於熔體中;其長大過程伴隨著tic顆粒的相互堆砌、集和形態規則化。
  17. One is based on peransac, and the other is based on clustering, which utilizes improved smem algorithm to resolve the gaussian mixture model that describes the residual distribution of matches

    後者在假設基礎矩陣估計余差滿足高斯混的基礎上,用改進的併em演算法,從析的角對基礎矩陣魯棒估計進行研究。
  18. 2. it establishes the distance valve value model of interactions between different tourism regions, and concludes that distance being the crucial factor that decides the nature and degree of tourism spatial competition among regions. 3. it introduces a new concept concerning spatial competition - " tourism resource assembling shield ". then by comprehensive utilization of the following six kinds of analytic techniques - index r, index 3, index y. accessibility index, average directory length and intensity index, it makes a relatively comprehensive analysis and evaluation of the spatial distribu

    3 、提出「旅遊資源集屏蔽」的空間競爭概念,並綜運用最近鄰指數r 、 p指數、 y指數、通達指數、平均徑路長、緊密指數6種析技術,對皖南旅遊資源的空間形態以及空間網路結構的連接、通達等進行了較為全面的析和評價,指出旅遊資源網路空間結構特徵影響旅遊區域空間競爭。
  19. We have completed the earlier stage research on theory analysis, fabricated the grin sphere lenses using two kind of monomer selected by suspension diffusion copolymerization method, measured their refractive index distribution curve and other optical parameters of them, and evaluated imaging quality on the basis of their distribution curve

    本工作對此種透鏡的光學能進行理論析,選擇兩種適當物單體利用懸浮擴散共的方法加工制備此類微球透鏡,測量所得透鏡的折射率曲線和其它光學參數,並對此種梯折射率微球透鏡的成像特進行了評價。
  20. By changing the contents of blowing agent and the inner size and changing the density distribution of structural polyurethane foam, the influences of the inner structure on the properties of gradient density polyurethane foam were investigated

    摘要通過改變發泡劑用量和採用不同密泡沫組,來改變氨酯結構泡沫整體的密,研究了梯氨酯泡沫塑料的能。
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