dispersion surface 中文意思是什麼

dispersion surface 解釋
彌散面
  • 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...
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  1. The ft - ir and the energy spectrum tests confirm that aluminium zirconium organic metal coupling agent has been grafted onto the surface of tio2 and sem test shows better dispersion of ultrafine tio2 after modification

    紅外光譜和能譜分析表明,在超微二氧化鈦粉體表面接枝上了鋁鋯有機基團;通過掃描電鏡可看出經過改性后的超微二氧化鈦分散性得到改善。
  2. The experimental results show that the cycle of the mother liquid increases the yield of the product, the seed crystal can improve long - diameter ratio remarkably, the proper additive reduces the speed of crystal growth and make size distribution homogenize. through appending different seed crystal and bivalent lead at one time, we may receive when the content of the seed crystal is 0. 075 % and pb2 + is 20 - 50ppm, the yield of the basic magnesium chloride whisker is high and crystal shape is good. the surface active agent can improve dispersion performance of the basic magnesium chloride whisker

    研究結果表明:母液循環可以提高堿式氯化鎂晶須的產率;添加晶種可明顯的改善晶形;合適的添加劑可以降低晶體生長速度並可提高晶須的粒徑分佈;而同時加入不同用量的晶種和pb ~ ( 2 + ) ,試驗結果表明晶種含量在0 . 075 , pb ~ ( 2 + )在20 50ppm時,晶須的產率高,晶形好;表面活性劑對產品的分散性能有所改進。
  3. So it is required to increase the dispersion property and improve mechanic intensity and synthetic capability. in this paper, stearic acid, silane ( kh - 550 ), silane ( kh - 570 ) are chosen to modify the surface of sericite

    因此,對絹雲母進行表面改性,可改善其表面的物化性質,增強其與有機高聚物的相容性,提高其分散性,以提高材料的力學強度及綜合性能。
  4. The external wall thermal insulation series dispersion products prepared by basf functional polymers division involve latest developed dispersion of base coat and bonding mortar specific for the exterior insulation finishing system, and the dispersion for external wall decoration system ( such as the exterior coating specific for the base plane to process putty, primer and coating decorative surface ) as well as ceramic tile adhesive specific for decorative surface of ceramic tile

    巴斯夫功能性聚合物部推出的外墻外保溫系列乳液產品,不僅包括最新開發的專用於外墻外保溫體系的抹面膠漿和粘結砂漿的聚合物乳液,還包括用於外墻飾面體系的聚合物乳液,如專用於基面處理膩子、底漆和塗料飾面的外墻塗料,以及專用於瓷磚飾面的瓷磚膠粘劑。
  5. 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。
  6. Two of the most predominant characteristics of surface wave are dispersion and attenuation which are the effective tools to study the velocity structure and viscidity structure of the earth interior

    頻敵和衰減是面波傳播中的兩個基本特徵,利用面波頻散和衰減可以有效地研究地球內部速度結構和粘彈性結構。
  7. The viscosity and dispersion of the slurry are remarkably improved after particle surface coating properly. on the other hand, the dispersion of the slurry, in the process of mixing, is showed actually by haring the sample by uv in the short time

    另外,通過採用紫外光固化原理,對漿料樣品先行固化,所制得樣品保持了粉體在漿料中原始分散狀況,真實的反映了在捏合過程中,顆粒在丁羥膠中分散的變化情況。
  8. It is the fist thing to make particles to mix with htpb equally by the mixer. many superfine particles with various particle diameters, varieties, content and surface coated had been employed to study the influence on viscosity and dispersion of the slurry

    為了使加入的粉體通過捏合機的捏合,在丁羥膠中得到均勻的分散,我們分別研究了粉體的粒度、品種、組成及粉體表面經包覆處理后,對推進劑漿料的粘度、分散性的影響。
  9. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參數, dc值可以同時反映顆粒濃度和比表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  10. 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。
  11. The porous ceramics is composed of lots of bridge arch - shaped microspores that connected and well - distributed inside the material. when the fluid passes through these pores, the suspended matters, colloid particles and big molecular organic substances are withheld or absorbed to the inner surface of the pore, and result in filtration, purification adn even - dispersion, high strength, good resistance to abrasion, high temperature and corrosion, no pollution, long workinglife, and easy to regenerate, the porous ceramics are available for filtration and fluidization of variou gas and liquid

    微孔陶瓷過濾介質由許多大小分佈均勻,相互連通的橋拱狀開口氣孔組成.當流體從這些氣孔中通過時,流體中的懸浮物質,膠體顆粒,大分子有機物等被截留,吸附在微孔道內,從而達到了凈化和過濾均勻化的效果.微孔陶瓷強度高,耐磨損,耐高溫,耐腐蝕,無污染,氣孔分佈均勻,使用壽命長且再生簡便,特別適用於各種氣,液過濾和流態化過程
  12. Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon

    採用高錳酸鉀氧化預處理的碳載體比表面積較大,表面含氧官能團數量較多,親水性較好,有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑,有利於碳載體在前軀體溶液中的分散,容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt ( no _ 2 ) _ 2 ( nh _ 3 ) _ 2作為前軀體,可以使前軀體離子和碳載體表面的酸性含氧官能團發生離子交換反應,使得前軀體離子吸附量增大,分散更加均勻,以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。
  13. Effects of surface treatments on the dispersion uniformity of carbon fibers in cement paste

    表面處理對碳纖維在水泥漿體中分散性的影響
  14. The dispersion and diffusion of the effective nickel plating solution were enhanced by adding a small amount of rare earth compound, the depositing rate, hardness, anti - wear and the surface quality of the coating were accordingly improved

    摘要通過在快速鎳電刷鍍液中加入少量稀土化合物,改善鍍液的分散能力和深鍍能力,提高鍍層刷鍍速度,從而增加鍍層的硬度和耐磨性,改善鍍層表面質量。
  15. The dispersion of the modified nano - sized caco3 in the pvc matrix was observed in tem ( transmission electron microscope ). the influences of surface treatment and the contents of nano - sized caco3, extrusion technology and other additives on the properties of the composites were investigated. the results show that the surface treatment of the nano - sized caco3 particles with wet method enlarged the specific surface area and reduced the surface energy of the particles, and made the particles dispersed at the nanometer level in the pvc matrix, which improved the mechanical properties of the composite

    本課題為了解決納米caco _ 3在pvc中的分散問題,對納米caco _ 3粒子進行了濕法處理,採用雙螺桿擠出法制備出具有良好性能的pvc -納米caco _ 3復合材料;對復合材料的力學性能和加工性能進行了測試;利用tem ( transmissionelectronmicroscope ,透射電子顯微鏡)觀察了納米caco _ 3粒子在pvc基體中的分散情況;討論了納米caco _ 3的表面處理方法、納米caco _ 3的含量、復合材料的制備工藝以及各種助劑對復合材料各項性能的影響。
  16. Current nod external nomal method can accurately solve the initial clearance of contact curved surface. the accurate analysis of load distribution, longitudinal load dispersion and contact patterns to spiral bevel gears has been deduced, and that the variation of the contact center of loaded spiral bevel gears and the contact center of non - loaded spiral bevel gears has been analysed

    當前節點外法矢法可以精確計算接觸曲面的初始間隙量,本文用這一方法對螺旋錐齒輪齒間載荷分配、齒向載荷分佈以及接觸區形狀進行了精確分析,而且分析了加載情況下螺旋錐齒輪齒面接觸中心點軌跡與無載下螺旋錐齒輪接觸軌跡的變化。
  17. This kind of catalyst was very fine, with strong interaction between the support and the active component particle, and high dispersion of such particles on the surface of the support. yield of carbon nanotubes can also be improved greatly by the doping of molybdenum to catalyst

    本文所採用的檸檬酸法瞬時燒爆工藝制備的催化劑,顆粒小,載體與活性組分接觸好,活性組分分散均勻,可望實現單壁納米碳管的大規模製備。
  18. Thus, the system could be kept at a lower super - saturation state under the condition of higher concentration of ca2 + to obtain aragonite whisker. the surface of aragonite must be modified to overcome the shortcomings leading to poor dispersion and combination with polymer materials

    為了解決作為無機填料由於表面親水疏油而在聚合物材料內部分散性差、與高聚物本體結合力差等的缺點,必須對文石相碳酸鈣晶須進行表面改性。
  19. The development of mass transfer in the system of vapor - liquid - liquid three - phase distillation from trays was introduced, the effects of the hydrodynamic conditions e. g. vapor velocity and ratio of liquid to vapor loading and physical properties of liquid phase, including surface tension, interfacial tension, viscosity or dispersion viscosity, density, relative volatility etc. and the volume ratio of oil to water on mass transfer were discussed systematically, the influence of the second liquid on mass transfer efficiency was also investigated, a gnat deal of viewpoints and suggestions having been put forward in this paper are significant important for optimizing design of distillation tower

    摘要介紹了氣液液三相精餾塔板傳質性能研究的進展情況,討論了氣速、液氣比等操作條件,表面張力、界面張力、液體的粘度或分散粘度、密度和相對揮發度等物系性質以及油水體積比等多種參數對傳質效率的影響,探討了第二液相的存在對傳質的影響,文中的許多觀點獲和建議對于優化精餾塔的設計具有重要的指導意義。
  20. The dielectric constant of srtio3 ( sto ) thin films is voltage - dependent near the curie temperature tc ( about 40k ). and no dispersion in is observed in sto at frequencies up to 10 ghz. yba2cu3o7 - x ( ybco ) high temperature superconducting thin film has very low microwave surface resistance

    Srtio3 ( sto )薄膜在其居里溫度附近( ~ 40k )具有介電常數隨電場強度變化而變化的性質,同時sto在10ghz以下介電常數沒有頻率色散性。
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