熔體成分 的英文怎麼說
中文拼音 [róngtǐchéngfēn]
熔體成分
英文
bath composition-
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熔體中分散包裹的加入粉末團的尺寸大小、有無攪拌剪切力作用、反應進行時的熔體溫度。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。The compositions of usual elements and rare earth elements and inclusions of corundum megacrysts related to alkali basalt in changle, shandong province, are analyzed. in the main parts of corundum megacrysts are a large number of fluid - melting inclusions, zircon, ta - columbite inclusions, and in the central crystal core are a large number of melting inclusions. the corundum megacrysts were formed in different periods and different physical chemistry conditions. the crystal core was formed in magma system, and the main parts were formed in inhomogeneously geochemical conditions in which magam and fluid phases coexisted
分析山東昌樂與堿性玄武巖有關的剛玉巨晶不同部位的常量元素、稀土元素及包裹體組成.剛玉巨晶的主體以大量流體?熔體包裹體、鋯石、鈮(鉭)鐵礦包裹體為主,而巨晶中的「晶核」部位則以大量的熔體包裹體為主,反映研究區的剛玉巨晶是在不同的階段形成的.剛玉「晶核」以及「銅皮剛玉」形成於熔體相為主的體系中,而主體剛玉則形成於熔體?流體過渡的急劇變化的不均一的地球化學環境中Two kinds of n - substituted pyrrole ( trimethyl - ( 2 - pyrrol - l - yl - ethyl ) - ammonium iodide and 2 - ( 2 - pyrrol - 1 - yl - ethoxy ) - ethane - sulfonate sodium ) were synt hesized ; poly ( trimethyl - ( 2 - pyrrol - l - yl - ethyl ) - ammonium iodide ) / v2os nanocomposites were synthesized by two methods ( monomer in - situ intercalate polymerization and polymer intercalation in solvent ). to fabricate vaos sol by melt quenching, oxygen top - blend technique was applied to improve oxygenic part - pressure, decrease the oxygenic anoxic and restrain the increase of v4 + ion when vos was melted. the xos xerogel prepared by the new technique had more complete structure than the vos xerogel which v20s powder was melted in the air
針對以v _ 2o _ 5為原料、熔融淬冷法合成v _ 2o _ 5溶膠、制備v _ 2o _ 5干凝膠薄膜這一方法,提出了在v _ 2o _ 5熔融時運用氧氣頂吹工藝這一思路,目的是增加熔體表面的氧分壓,減少熔體的氧缺損,使v _ 2o _ 5干凝膠的v ~ ( 5 + )離子含量更高、其結構更完整、性能更穩定。The southern hainan mafic dykes are strongly enriched in lile with high nb / ta ratios, indicating a magma source reconstructed by silicic - melt through partial melting of ancient subducted slides. however, the northern hainan mafic dykes with chondritic nb / ta ratio should be derived from the fiuid - metasomatized mantle related to ancient subduction zone
瓊南基性巖脈強烈富k _ 2o等lile和具有較高nb ta比值,其地幔源區應受到了古俯沖板片部分熔融形成的硅質熔體的改造;而瓊中基性巖脈的nb ta比值接近於球粒隕石和morb值,應為古俯沖帶含水流體交代的地幔源區的產物。The evaporation of sodium tellurite glass in low gravity is explored and the formation and growth processes of teo2 microspheres are explained. the size of teo2 microspheres from low gravity is much larger than that from ground experiments and it is affected mainly by the temperature of melt in the heating coil and the duration time of vapor cloud during drop experiments
探索了微重力對亞碲酸鈉玻璃熔體氣化的影響,分析了微重力下由於玻璃熔體氣化而生成teo _ 2玻璃微球的過程,解釋了微重力下形成的微球尺寸遠遠大於摘要地面模擬實驗所得微球的原因。Strong negative 8 eu shows the granites are high evolved granite. ( 6 ) the tetrad effect of ree and the obvious fractionation between k - rb, y - ho, zr - hf, nb - ta, and sr - eu in the dajishan granites indicate that, the aqueous fluid pays an important role in the evolution of the granites, as well as indicate that there exist enough interaction between peraluminous melt and aqueous magmatic fluid. furthermore the fluorine played a very important role in this process
( 6 )大吉山花崗巖類稀士元素具有「四重效應」配分的特點以及微量元素對kjrb 、 y / ho 、 zr艦f以及nb / ta發生明顯分異,暗示在花崗巖巖漿的演化過程中,經歷了充分的流體一熔體作用,同時分異出大量富含f 、 w等礦化劑元素和成礦元素的熱液流體,致使鎢礦的形成。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的熔點差,在200oc左右加ippch6復合粉體,可以使pa6保持固體超細粒子狀態, pp則熔融成為連續相,得到了pa6超細粒子均勻分散的ppch6共混體系。The paper discusses dynamical conditions of the supercritical ore - forming fluid system based on study of regional geological background and analyses of physiochemical conditions of ore - forming process and puts forth the ore - forming mechanism : upper mantle uplift - mingling of meteoric water and magmatic hydrothermal fluid separated from acidic magma under tensile or transitional tensile environment - water / rock reaction - transportation - chemical coupling ore precipitation
在分析超臨界成礦流體系統形成的區域地質背景和研究成礦物理化學條件的基礎上,探討了超臨界成礦流體系統形成的動力學條件,提出該系統的成礦機理:與燕山晚期酸性火山侵入巖漿有關的金銅礦床是在上地慢隆起、張性或向張性過渡背景下形成的,酸性巖漿經熔體流體分離作用形成的巖漿熱液與大氣降水混合,經水巖作用等復雜的輸運和化學反應耦合過程的動力學產物。In the present dissertation, some properties of sodium tellurite glasses, including density, chemical durability, stability against crystallization and fragility of glass forming liquid are studied. the melting, evaporation and solidification of sodium tellurite glasses in low gravity during drop shaft experiments are observed. except this, the phase - separation of lead borate glasses under different gravity condition is also studied
本文亞碲酸鈉玻璃作為研究對象,系統探索了亞碲酸鈉玻璃的熔化條件,化學穩定性,玻璃抗析晶能力以及玻璃形成液體的脆性等問題,著重研究了na _ 2o - teo _ 2玻璃在落塔實驗中的熔化和氣化以及pbo - b _ 2o _ 3玻璃在落塔實驗中的分相,為解釋玻璃在不同重力條件下的熔化和分相等現象提供了理論依據。The charac teristics of homogenization temperature and salinity data also reports that this high - salinity inclusions were not generated by aqueous fluid immiscibility or boiling in ore - forming processes, but generated directly from a water - saturated crystallizing magmatic melt and that the main mechanism of ore deposition is the mixing of magmatic fluid and underwater not boiling of hydrothermal solution
均一溫度和鹽度特徵還表明,高鹽度包裹體不是由熱水溶液的不混溶作用或沸騰作用形成的,而是由巖漿熔體直接分離的鹵水形成的;沸騰作用對礦質沉澱的作用不大,而流體的混合作用是銀山礦床礦質沉澱的主要機制。Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process
在相同的注射條件下,通過分析喂料在不同直徑和長度流道中的流動規律,得到了喂料在流道中的速度場、壓力場和溫度場,找到了流道長徑比的合理取值范圍,並得出通過改變流道設計可實現對現有設備資源充分利用的結論;給出了不同注射壓力下,型腔壓力與充模時間關系曲線和喂料熔體平均充填速度與充模時間關系的曲線,得到了注射壓力對充填時間和型腔壓力的影響規律,確定了最佳的充模時間、注射時間和注射壓力;通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動速度和壓力分佈,預測了注射件的成形質量,或可能產生的注射缺陷及位置,優化了澆口設置。Either the boron nitride ( bn ) thin films with different cubic phase content were deposited on n - type si ( 111 ) and fused silica substrates by radio frequency ( rf ) sputtering using two - stage deposition process. the films were characterized by fourier transform infrared ( ftir ) spectroscopy. the transmittance te ( ) and reflectance re ( ) were obtained as a function of incident photo wavelengths and the thickness of films was measured by alpha - step. the absorption coefficient was calculated from te ( ) and re ( ). the optical band gap ( eg ) of the films was determined by effective medium form of formula containing eg
本文還研究了立方相含量與光學帶隙的關系,在n型si ( 111 )片和熔融石英片上沉積出不同體積分數的立方氮化硼薄膜,薄膜的成分由傅立葉紅外吸收譜標識;用紫外-可見分光光度計測量了沉積在石英片上的bn薄膜的透射光譜te ( )和反射光譜re ( ) ,薄膜的厚度用臺階儀測得。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、成分均勻,且能避免熔化過程,已用於開發研製彌散強化材料、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、過飽和固溶體等。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。A flowchart analysis for the simulation of filling process of plastic melt ininjection mould was introduced, including the principle and detailed step of the depiction of the flowchart
摘要介紹了一種模擬塑料熔體填充過程的流程圖分析方法;介紹了生成流程圖的理論基礎及繪制流程圖的具體步驟。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? ?熔體直接反應法(熔鑄法) ,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,並使之均勻分散於基體之中。Oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible
詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制,介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態表面合金化法和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分法與浸滲保護法,這些方法通過減少腐蝕由坩堝表面向基體內部發展的各種「通道」 ,有效地改善了灰鐵坩堝抗腐蝕性能,提高了坩堝使用壽命。Abstract : oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible
文摘:詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制,介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態表面合金化法和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分法與浸滲保護法,這些方法通過減少腐蝕由坩堝表面向基體內部發展的各種「通道」 ,有效地改善了灰鐵坩堝抗腐蝕性能,提高了坩堝使用壽命。It is proved by quantitative analysis that with the content of titanium lower and tungsten higher in the alloy, the proportion of titanium to tungsten lowers little by little in the ( tiw ) c reforcement ; particles are smaller in size and more in quantity in 10vol % composites than in 20vol % one
在前一部分的研究基礎之上,分析得出:在本實驗條件下,當熔體的熔煉溫度較低時,熔體中增強顆粒形成的數量少、尺寸大(黑心大) 、並有大量的共晶組織。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;由於活化劑鎂在體系中與石墨顆粒周圍的氧化物、以及外來的氧反應放熱,在熔體中形成微高溫區,促進al - ti反應,同時, al - ti反應也是放熱反應,因此體系中的內能急劇增大,促使al _ 3ti分解以及ti朝c顆粒擴散,縮短反應的孕育時間。Sapphire from shandon and hainan commonly have the reaction border, we found out this reaction border enriched with fe, mg, and k by testing its components ; we also studied the inclusion in the sapphire, and found many kc1 crystal grain with variety of size, a melt inclusion enriched with k, si, is also found, this may suggest an assimilationary - magmatic course ; besides that, another minerl inclusions such as enstenite, magnetite, chromite, zircon are also found
3 、觀察到了山東、海南藍寶石普遍存在的反應邊,並測試了反應邊的成分,證實其以富fe , mg ,和k為特徵;研究了藍寶石裏面的包體,發現藍寶石裏面存在著大小不等的kcl的結晶顆粒,還發現了富k富si的熔漿包裹體,說明其形成過程中有同化混染的貢獻;此外還發現了斜方輝石,磁鐵礦,鉻鐵礦,鋯石的包體礦物。分享友人