熔體分散 的英文怎麼說

中文拼音 [róngfēnsǎn]
熔體分散 英文
melt dispersion
  • : 動詞(熔化) melt; fuse; smelt
  • : 體構詞成分。
  • : 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
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  1. Papers also points out that the size of the adscititious powder agglomerate enwrapped by pure al melt, the effect and intensity of stirring shear force and the melt temperature at the beginning of reaction between the adscititious powder and al melt are the main factors affecting the in - situ reaction ongoing velocity

    並指出了影響反應進行速度的主要因素是包裹的加入粉末團的尺寸大小、有無攪拌剪切力作用、反應進行時的溫度。其中,粉末團尺寸大小與徹底完成反應所需時間的關系最大,大尺寸粉末團將大大延長反應時間。
  2. The particle size can be controlled by adjusting processing conditions such as milling time, rotating speed of milling pan, static pressure between milling pans and milling temperature, etc. average article size of the powder reduced to micrometer scale in relatively short time and a fraction of which even reached nano scale

    利用聚丙烯和尼龍6之間約60oc的點差,在200oc左右加ippch6復合粉,可以使pa6保持固超細粒子狀態, pp則融成為連續相,得到了pa6超細粒子均勻的ppch6共混系。
  3. Abstract : the affects of crystal absorption for heat radiation on crystal growth, which include : the heat loss of the hot grower, the chara - cteristic of temperature - time of crystal growth, the pattern of fluid flow and the shape of interface, the interface inversion of crystal, the temperature distribution and the thermal stress distribution, are reviewed in this paper

    文摘:本文綜述了晶熱輻射吸收對晶生長的影響,包括對熱腔熱耗的影響;對晶生長溫度時間特性的影響;對液流形態和固液界面形狀的影響;對晶界面反轉的影響;對晶中溫度佈和應力佈的影響。
  4. Being fine, homogeneous and free of melting, the powder prepared by mechanical alloying has applied to develop scattering strengthen - material, magnetic material, high - temperature material, superconductivity material, amorphous, and non - equilibrium material, compound material etc. as a high - tech technology to prepare alloying powder, ma has become a more and more important method for preparing new materials

    機械合金化法制備的粉末晶粒細小、成均勻,且能避免化過程,已用於開發研製彌強化材料、磁性材料、高溫材料、超導材料、非晶、準晶、納米晶等各種狀態的非平衡材料、復合材料、輕金屬高比強材料、儲氫材料、過飽和固溶等。作為制備合金粉末的非平衡高新技術,越來越成為一種制備新材料的重要方法。
  5. Xrd results revealed that melt intercalation of compatibilizers into organo - mmt followed by blending with ldpe was preferred to the dispersion of the silicate layers in ldpe matrix. moreover, the dispersion of mmt was dependent on the interaction among organo - mmt, surfactants and compatibilizers

    研究發現,該系採用相容劑有機蒙脫土先復合再與基融擠出的步插層技術,可使硅酸鹽片層達到很好的效果。
  6. In this thesis, as a new method of fabrication metal composites, directed reaction of molten metal ( casting process ) makes the particles - reinforced phase, the product of chemical reaction in the metal or alloy, be distributed homogenously in the matrix

    本研究提出了一種制各al _ 2o _ 3 cu復合材料的新型方法? ?直接反應法(鑄法) ,它是通過金屬液或合金液中發生化學反應生成增強相顆粒,並使之均勻於基之中。
  7. The maximal power outputs of 37. 0 mw / cm2 and 30. 0 mw / cm2 for the p - and n - type laminated materials respectively at the temperature difference 490 have been experimentally obtained, which are about 2. 5 and 3. 0 times those of - fesi2. chemical analyses show that the interface failure between the bridge alloy and the semiconductor bi2te3 results mainly from the eutectic mixtures with low melting point and brittle compounds formed during welding and long time annealing at 190. it is found that the electrical properties of a laminated structure are mainly controlled by the wettability of the bridge alloy on the semiconductor surface

    發現: 1 )疊層材料具有明顯優于均質材料的熱電性能,在490溫差下, p -型和n -型疊層材料的最大輸出功率別達到37 . 0和30 . 0 ( mw / cm ~ 2 ) ,是同類型均質- fesi _ 2的2 . 5和3倍; 2 )在焊接過程和190長時間退火處理過程中,焊接過渡層合金和基半導(特別是bi _ 2te _ 3 )之間存在明顯的元素相互擴,從而在過渡層中形成一些低點共晶和脆性化合物,這是導致疊層材料破壞的主要原因; 3 )焊接過渡層合金與半導之間的潤濕性是影響界面層電性能的主要因素。
  8. The result of experiment showed that the reaction between ti and c is a thermodynamic course, when 2 wt % mg is added to melt, it can restrain the formation of fragility phase al3ti, and gained al matrix composite which contained tic reinforced particles only. because mg reacts with the forms a micro - high temperature field around the oxide around the graphite particles and the oxygen gas which is brought by the immersion bell, and the reaction gives out a lot of heat energy, thus forms many high micro - fields in melt, which prompt the reaction between the al and ti

    加入適量的mg ( 2wt )可以抑制tic al復合材料中的脆性相al _ 3ti的產生,生成僅含tic的鋁基復合材料;由於活化劑鎂在系中與石墨顆粒周圍的氧化物、以及外來的氧反應放熱,在中形成微高溫區,促進al - ti反應,同時, al - ti反應也是放熱反應,因此系中的內能急劇增大,促使al _ 3ti解以及ti朝c顆粒擴,縮短反應的孕育時間。
  9. A solid - state shear compounding technology based on pan - milling ( s3c ) has established, by which the graphite with weakly combined structure are exfoliated and then compounded with pp at nanoscale. the obtained pp / graphite nanocomposites have greatly enhanced electrical and thermal conductivity. their structures and properties were characterized by analysis of particle size and distribution, sem, tem, xrd, the electrical conductivity, the thermal conductivity and heat - decomposition temperature etc. by taking advantages of the layered inorganic fillers with a weak interaction between layers ( e. g

    磨盤碾磨剪切力場使pp子鏈斷裂,相對子質量減小,石墨的導熱和潤滑性能抑制pp的降解和粉碎,使pp / yep250 (膨脹石墨250倍)復合粉磨盤碾磨固相剪切復合技術及導電導熱pp /石墨納米復合材料的制備與性能中, pp子運動活性提高,結晶能力增強,為pp在融加工中進一步向己剝離的石墨片層間擴,形成納米復合結構創造了條件。
  10. 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煉溫度下形成眾多的小晶核;中tic顆粒的合成可為形核與長大兩個階段,其形核機制為:首先活性ti原子包圍c ,溶入合金中的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不斷彌佈於中;其長大過程伴隨著tic顆粒的相互堆砌、聚集和形態規則化。
  11. The physical and mathematical models are founded. numerical simulation of marangoni convection in the liquid bridge and gas channel was performed by employing the primitive variable method and using galerkin finite element method, which is applied for discretization of non - dimensional governing equations and boundary conditions. the relationship between the suppressing status of mc in the liquid bridge and the inlet gas velocity or the channel width is obtained, and the suppressing status of some kinds of marangoni numbers ( ma ) or size ratios of liquid bridge a is analyzed

    採用原始變量法,用galerkin有限單元法對無量綱控制方程及邊界條件進行離后,數值模擬了微重力條件下半浮區硅及氣流道內的marangoni對流,得出了無量綱氣流沖刷速度及流道寬度變化和內熱毛細對流抑製程度的關系,進而析了不同的無量綱參數ma數和不同幾何尺寸比a下熱毛細對流抑制情況。
  12. The characteristic of stirring equipment is used a shaking sieve to disperse the adding pure fe or fe203 powder and used a combined stirrer instead of a common paddle stirrer to improve the shear effect to mixing melts. the particularity of fabricating process is the step of holding stirring at a constant high temperature. both of which can improve the even distributing degree of reinforcement phase in pure al matrix

    攪拌設備的特殊之處在於使用了振蕩篩加入粉末和更換組合式攪拌器來提高對混合的剪切效果,工藝的特別之處在於一定溫度下的保溫攪拌過程,這二者均能提高強化相在純al基中的均勻佈。
  13. The result indicated that the two phases in eutectic had difficulty in growing regularly on condition that the floating zone melting rate was in the scope of 0 ~ 0. 3mm / min. the matrix phase was directional grown and the other phase was grown with no order

    結果表明,在區速率r = 0 0 . 3mm min范圍內兩相很難形成規則共晶,其中基相定向生長,第二相混亂生長,彌佈於基中。
  14. The structure of the composites was characterized by x - ray diffraction and transmission - electric microscope. the experimental results showed that the in - situ intercalation realized much finer dispersion of the silicate layers in the pvc matrix than the melt - blending intercalation. as for as the properties of the composites, the well - dispersed organoclay in the composites improved the properties of the materials, especially for the viscat softing temperature

    本文主要通過x射線衍射、透射電子顯微鏡對復合材料的結構進行表徵,結果證明:原位插層復合材料中粘土片層基本剝離,均勻的存在於聚氯乙烯樹脂基中;融插層系中粘土的狀態明顯劣於原位插層系,粘土以一定量片層堆積的形式存在。
  15. Treated with prudent chosen intercalation regent, hydrophilic montmorillonite becomes hydrophobic ; the interlayer distance of montmorillonite is expanded and the compatibility of montmorillonite with polymer matrix is improved. montmorillonite disperses in the polymer matrix promoted by mechanical force and chemical interaction, which make it possible to prepare polymer / clay nanocomposite by melt intercalation process

    通過對蒙脫土進行有機化處理,使蒙脫土由親水性變為親油性,蒙脫土層間距增大並改善蒙脫土與聚合物基的相容性;利用受限空間內力化學作用促進蒙脫土在聚合物中的,使融插層法制備聚合物粘土納米復合材料成為可能。
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