聚合系數 的英文怎麼說

中文拼音 [shǔ]
聚合系數 英文
coefficient of polymerization
  • : 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)
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 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...
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The thermodynamic free energy on mixing and the spinodal equation in ternary homopolymer blends were obtained by making plausible approximation based on flory ' s equation of state theory. because of the non - linear behavior of the spinodal equation, a numerical solution approach was used and succeeded in solving the problem. spinodal of polystyrene ( ps ) / poly ( vinyl methyl ether ) ( pvme ) / poly ( 2, 6 - dimethyl - 1, 4 - phenylene oxide ) ( ppe ) were simulated over a wide temperature range and the calculated result was coincidence with that of the literature

    將上述方法用於已知狀態方程參的二元均共混體苯乙烯( ps ) /甲基乙烯基醚( pvme ) ,三元均共混體苯乙烯( ps ) /甲基乙烯基醚( pvme ) /2 , 6 -二甲基1 , 4 -苯撐氧( ppe ) ,得到一列不同溫度下的spinodal相圖,預測結果與文獻報道吻,在此基礎上進一步研究了物的分子量對體相行為的影響。
  2. The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological

    分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等列參的測定,及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了統研究。
  3. 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質量;其次,通過採用優化骨料級配及使用復纖維等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均勻分散的問題,達到了抑制保溫材料收縮的目的;最後,通過採用復外加劑、適的膠凝材料及理的配比等措施確保該保溫材料具有良好的和易性,滿足施工的要求。
  4. The s - l - e experiment data for the eight binary condensed systems of fatty alcohol / fatty acid were treated by using the improved equation, and the equation was examined with experimental data. at the same time, we used ideal model to predict the tenary s - l - e of n - octadecane / lauric acid / stearic acid system, and we got an accurate result of the simple eutectic temperature. the relative error is 0. 51 % comparing with the experimental result, so we will offer a method of prediction for quickly obtaining multicomponent system phase change materials this article calculated the pcms quantities and energy saving effect in theory, designed the experimental apparatus to measure the energy saving effect, and analyzed the temperature equalization action of the pcms by comparing experiment

    利用這種方法,建立了適醇-羧酸等列二元體的單參margules方程,本文對醇-羧酸列等8個二元凝的單參margules方程的參進行回歸,並利用整個實驗據對模型進行了檢驗,另外,本文利用理想狀態模型對一個三元體18烷-月桂酸-硬酯酸相圖進行預測,通過與實驗據進行比較,預測的低共熔溫度與實驗測定溫度較為吻,其相對誤差為0 . 51 ,這將為快速獲取多元體的相變材料提供預測方法。
  5. Polymeric thermistors - directly heated positive step function temperature coefficient - part 1 : generic specification

    熱敏電阻.直接加熱的陽極階躍函溫度.第1部分:總規范
  6. 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

    本文在初步調查分析了棕櫚科植物在我國的自然分佈、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分子標記技術,對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣性進行了研究,根據pcr對基因組dna擴增的結果,用nei ' s相似性計算了不同植物間的遺傳距離和遺傳一致度,通過對遺傳距離的upgma類分析,並結形態分類的特點,對棕櫚科植物的屬、種間的統分類關和一些疑難種的分類鑒定進行了初步研究。
  7. It has been shown that : with the increase of the kerr medium intensity parameter u, the rabi oscillation extent of the mean photon number decrease and the rabi oscillation frequency becomes rapid, the antibunching effect becomes strengthened ; with the increase of n, the interaction between the field and atoms gradually becomes weak, however, the interaction between the field and the kerr medium gradually becomes strengthened and happen in advance ; with the increase of the coupling constants of two atoms, the rabi oscillation extent of the mean photon number decrease and the rabi oscillation frequency becomes rapid too, the antibunching effect becomes weak

    結果表明:隨著值的增加,光子統計演化曲線的rabi振蕩的幅度減小,振蕩頻率變快,統的反束效應增強;隨著初始場強( ? )的增大,場與原子的相互作用逐漸減弱,而與介質的相互作用逐漸加強並提前發生。隨著原子間耦g的增大,光子統計演化曲線的rabi振蕩的幅度減小且振蕩周期縮短,同時,統的反束效應減弱。
  8. It has been shown that : the little indentation which represents the quantum noise of the system appears in the evolution curves ; the quantum noise which is caused by virtual photon field gradually becomes weak when w increases, the quantum noise increases when n increases ; the virtual photon process make the antibunching effect strengthen, make the squeezing degree deepen obviously, and lead to the additional vibration of entropy, the oscillation extent of the additional vibration of entropy increases when n increases and decreases when co or g increase. besides, the quantum dynamics of two coupling atoms interacting with a single mode ligh t field in a kerr medium is studied in this paper ; the influences of the kerr effect on the mean photon number, the degree of second order coherence of field, the evolution of the field entropy and the squeezing effect are also discussed

    )的增大,量子噪聲分別減小和增大;虛光子過程使光場的反束效應增強,使光場的壓縮程度明顯加深,並引起了附加的「熵振蕩」 ,這種附加「熵振蕩」的幅度將隨著光場初始平均光子( ? )的增加而增大,隨著光場頻率和原子間耦g的增大而減小。本文還研究了充滿kerr介質腔中「耦雙原子-單模光場」相互作用統的量子動力學性質,研究了克爾效應對場的平均光子、二階相干度、場熵演化特性及光場壓縮效應的影響。
  9. Then the judging method is proposed, and the proposed method can consider the stress history and viscosity shear strength of soft soil. in this paper, a fem program dpfbm1. 0 ( double plastic foundation beam method ( version 1. 0 ) ) is established. with this program, the influence of some parameters on foundation excavation is fully studied, the parameters include : compression modulus, cohesive strength, angle of internal ficiction, effective angle of internal friction, the embedded length of the wall and building load

    針對當前國內外彈性地基梁法存在的缺陷,基於對軟土流變性的研究,採取了剪應力判斷彈塑性狀態,以改進和完善基坑工程彈性地基梁法,推導了彈性狀態下地基反力的近似解,提出了採用剪應力組判斷土彈簧彈塑性狀態的方法,編制了相應的彈塑性共同變形法分析程序dpfbm1 . 0 ( doubleplasticfoundationbeammethod ( version1 . 0 ) ) ,並採用該程序分析了壓縮模量、粘力、內摩擦角等參變化對基坑工程的影響。
  10. The variation of friction coefficients of pa6 composites with loading also accords with the friction behaviors of elastic materials under lower load ( p < 100 n ) ; for cu counterface, the friction coefficients of pa6 composites increase with the increasing of filler contents at the same load

    我們認為,物材料的摩擦變化除了與材料本身性能有關外,還與摩擦副的硬度有關。納米al _ 2o _ 3的加入,尼龍6的磨損量下降,但是對于尼龍6而言,存在一個最浙江
  11. A novel dynamic evolutionary clustering algorithm ( deca ) is proposed in this paper to overcome the shortcomings of fuzzy modeling method based on general clustering algorithms that fuzzy rule number should be determined beforehand. deca searches for the optimal cluster number by using the improved genetic techniques to optimize string lengths of chromosomes ; at the same time, the convergence of clustering center parameters is expedited with the help of fuzzy c - means ( fcm ) algorithm. moreover, by introducing memory function and vaccine inoculation mechanism of immune system, at the same time, deca can converge to the optimal solution rapidly and stably. the proper fuzzy rule number and exact premise parameters are obtained simultaneously when using this efficient deca to identify fuzzy models. the effectiveness of the proposed fuzzy modeling method based on deca is demonstrated by simulation examples, and the accurate non - linear fuzzy models can be obtained when the method is applied to the thermal processes

    針對模糊類演算法不適應復雜環境的問題,提出了一種新的動態進化類演算法,克服了傳統模糊類建模演算法須事先確定規則的缺陷.通過改進的遺傳策略來優化染色體長度,實現對類個進行全局尋優;利用fcm演算法加快類中心參的收斂;並引入免疫統的記憶功能和疫苗接種機理,使演算法能快速穩定地收斂到最優解.利用這種高效的動態類演算法辨識模糊模型,可同時得到適的模糊規則和準確的前提參,將其應用於控制過程可獲得高精度的非線性模糊模型
  12. Moreover, it is a compatible raw material under the terms of the food sanitation law. also, through the use of newly developed complex technology, we have given this coating excellent non - adhesion, low friction and sliding capabilities, etc. thanks to these capabilities it has become possible to adjust the surface treatment performance to match a wide range of application purposes, equipment, etc

    氨酯本身具有耐磨損性,高摩擦特性,還有防止靜電的導電特性,保證工廠安全的自動溶解特性,亦可用作食品衛生法對應的原料,此外通過最新開發的復技術具備了無粘性,低摩擦性,光滑性等諸多優點,用途更廣泛,可適用於各種器械的表面處理施工。
  13. 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;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等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均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,其摩擦均較高,說明銅粉和石墨應該配使用;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,摩擦均具有較低值;純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,在金屬表面均可形成潤滑轉移膜,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、少量四氟乙烯、 moo 。
  14. Time - temperature superposition principle could bee applied to g " dependence on cd, and the dependence of shifted factor at on temperature demonstrated a linear relationship by a plot of in at vs. t - 1. the steady rheological measurements for nanocomposites melts were conducted. the results revealed that the melts of exfoliated nanocomposites with lower loading of org - mmt exhibited shear - thinning even at lower shear rate as compared with polymers filled with common particles, while the melts flow depended weakl

    研究結果表明仁復g 『和動態損耗模量寧的對性呀g 『一109夕, _印維乖溫動態模量滿足時溫疊加原理,頻率移動因子( at )的對與塌度的倒攀即種馬與了一『有良好的線性關?一_面,復熔體的穩態剪切流變行為具有不同於普通粒子填充性。
  15. The experiential formula between kc and base resistance q from cpt and, the relationship between ke and c # ( strength of concrete ) are also created by fitting 94 pressed pile testing date. based on analyzing the compacting effects caused by driving pile in loess and it ' s influence on bearing capacity and settlement, another two disturbance parameters, c and e, are proposed for multiplying respectively the parameters of soil cohesive c and deformation modulus es to reflect this effect. by fitting 51 driven pile testing date, we created an experiential formula between the e and r ( the modulus ratio between pile and surrounding soil ), also an experiential formula between the c and base friction resistance fs / pa from cpt of pile surrounding soil

    在本文中分析了靜壓樁的沉樁擠土效應對其承載力與沉降特性的影響,在計算模型中引入了樁周土粘力c的修正k _ c和樁周土變形模量e _ s的修正k _ e來體現這種影響,通過對94根靜壓樁試樁資料進行擬,建立了k _ c與樁端土靜力觸探的端阻q _ c之間經驗公式以及k _ e與c # (混凝土標號)之間的對應關
  16. The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc

    在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用理統計方法分析礦料級配和孔隙率之間的關,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關學方程,進而提出了ogfc的理級配;通過對不同孔隙率典型級配混料的性能研究,綜力學和功能性能,得出了ogfc的理孔隙率范圍:針對高速公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復改性的方法開發出了適ogfc的高粘度改性瀝青,摻加物纖維,提高ogfc的最佳瀝青用量,進而改善了混料的高溫性能和抗水損害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混料。
  17. Based on method of imprecision and adopting over all preference aggregation function, the three uncertainties, namelyrandom, fuzzy and unknown, which affect means and fluctuation of the system performance, would be taken into account for improving the traditional robust designs linear weighted sum method

    根據不精確法,採用整體偏好,將隨機、模糊、未確知三種不確定性對統性能均值和波動性的影響綜起來考慮,改善了傳統穩健設計的線性加權和法的缺陷。
  18. Is a system or user - defined aggregate function

    統或用戶定義的
  19. Analysis services supports olap by letting you design, create, and manage multidimensional structures that contain data aggregated from other data sources, such as relational databases

    Analysis services允許設計創建和管理包含多維結構,使其包含從其他據源例如關據庫據,並通過這種方式來支持olap 。
  20. Analysis services supports olap by allowing you to design, create, and manage multidimensional structures that contain data aggregated from other data sources, such as relational databases

    Analysis services使您可以設計創建和管理多維結構,其中包含從關據庫等其他據源據,並通過這種方式來支持olap 。
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