熱壓結的 的英文怎麼說

中文拼音 [jiēde]
熱壓結的 英文
sintered
  • : 壓構詞成分。
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : 4次方是 The fourth power of 2 is direction
  1. Optimal actuator placement for piezothermoelectric biotic thermal robust structure

    電仿生魯棒致動器最優配置
  2. This thesis reports some results on the hot press sintering of nano - composite wc - co powder, which is prepared by spray pyrogenation & continuous deoxidization and carbonization process

    本課題採用技術對以噴霧解?連續還原碳化法制備納米復合wc - co粉末進行了研究。
  3. In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

    在第二章中,我們採用高能球磨混合方法加上工藝,成功制備了ni - 20fe al _ 2o _ 3納米復合材料,並通過x射線衍射儀( xrd ) 、透射電鏡( tem ) 、場發射掃描電鏡( fe - sem ) 、比表面孔隙儀( bet )對該復合材料構進行了表徵。
  4. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空粉末冶金燒工藝制備了含sic顆粒體積分數分別為5 、 15和25sic顆粒增強鋁基復合材料,合其力學性能、掃描電鏡和界面微區能譜分析果,分析了sic _ p al復合材料真空燒過程中界面現象,以及材料增強和斷裂機理,並利用hopkinson高速桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率縮載荷下,材料變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板穿透性能。
  5. The results show that in 185 saturated steam, pyrite tailing doesn ' t hydrate alone, but is converted into calcium silicate hydrate when mixed with lime

    果表明: 185飽和蒸汽下,硫鐵尾礦不具有水水化能力,硫鐵尾礦與石灰可以形成具有膠凝性能水化產物。
  6. Several analysis methods such as casting slice, scanning electron microscope, porosity and permeability data, mercury injection data and density of fissures are used to study the reservoir properties of volcanic rocks in huang - yu - re area, the east sag of liaohe basin. volcanic rocks in this area are mainly composed of basalt, diabase, tuff and trachyte. the dominating type of volcanic reservoir space includes secondary solution pores and structural fissures

    通過火山巖常規物性分析汞分析和裂縫密度分析,合鑄體薄片和掃描電鏡,研究了遼河油田黃于地區火山巖儲層物性特徵,認為該區火山巖儲層巖石類型主要有玄武巖輝綠巖凝灰巖和粗面巖,主要儲集空間類型為次生構造裂縫和溶蝕孔縫。
  7. The age hardening characteristic of as - cast cu20ni20mn and cu20ni35mn alloys and the interface characteristic between the alloy and cast tungsten carbide were studied, and on the basis of this study, composites of cu - ni - mn alloy reinforced with different volume fraction ( 0 - 45vol. % ) and different size ( 42 - 362 m ) of cast tungsten carbide particles were made by vacuum hot - pressing liquid sintering technology. pin on disk two body abrasion tests have been performed with different size of sic abrasive under different loads

    本文研究了鑄態cu20ni20mn和cu20ni35mn合金時效硬化特性及其與鑄造碳化鎢界面特性,並在此基礎上以不同尺寸( 42 362 m )鑄造碳化鎢顆粒為增強體,採用真空液相燒技術制備了不同顆粒含量( 0 45vol . )鑄造碳化鎢顆粒增強cu - ni - mn合金基復合材料;以不同粒度sic為磨料,在不同載荷條件下利用銷?盤磨損試驗機測試了復合材料二體磨料磨損性能。
  8. Analyzing the influence factors for the performance of diamond drill bit in hot pressure sintering process of intermediate - frequency furnace

    淺析中頻過程中影響金剛石鉆頭性能因素
  9. In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators

    本文致力於用自製mocvd裝置進行cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作工藝以及聚光太陽能電池組件研究。首先,介紹了國內外太陽能電池研究現狀及應用情況;其次,運用太陽能電池基本原理討論影響電池轉換效率因素,分析了級聯電池伏安特性;隨后,討論了cainp _ 2 / gaas / ge雙級聯電池構設計理念,研究了採用低mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料工藝過程,解決了異質材料生長晶質量、界面應力、材料互擴散以及材料n 、 p型摻雜等一系列問題;然後總了級聯電池后工藝製作;最後,研究了以pmma為材料菲涅耳線聚焦透鏡成型工藝及其模具加工工藝,設計並安裝完成新型聚光太陽能電池組件。
  10. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜對流?導耦合傳問題,本文在分析葉片內部通道冷卻流動與傳情況基礎上,建立了三維、可縮紊流物理模型,得到了通用求解辦法;利用不帶擾流片矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片矩形直通道幾何模型,計算了冷卻空氣通過這幾種通道時流動與換情況,得到了各種不同情況下計算區域溫度場、力場、速度場;在此基礎上分析了不同通道高度、不同葉片通道材質對葉片內部通道冷卻影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數函數關系;本文重點研究了新型葉片內部通道冷卻強化傳措施?帶擾流片內部冷卻通道強化傳效果,通過與光滑矩形直通道、帶針肋通道冷卻效果比較,表明了這種新型鮚構優勢,對于葉片內部通道冷卻設計可以起到指導作用。
  11. Abstract : thermally induced stress and the relevant warpage cause by inappropriate mold design and processing conditions are problems that confounded the overall success of injection molding. a thermorheologically simple thermoviscoelastic two - dimension material model is used to simulate the residual stress and warpage within injection molded parts generated during the cooling stage of the injection molding cycle. the initial temperature field corresponds to the end of the filling stage. the fully time - dependent algorithm is based on the calculation of the elastic response at every time step. numerical results are discussed with respect to temperature and pressure

    文摘:不均勻殘余應力及其變形是注塑成型加工中常見工程問題之一.應用流變簡單材料二維粘彈本構方程得到遞推公式,數值模擬了成型中殘余應力及其翹曲變形,並用數值實驗討論了溫度、力對注塑件殘余應力及變形影響,發現溫度變化不均勻是注塑件翹曲變形最主要原因,其影響遠大於作用,與工程實驗論一致
  12. The experimental results demonstrate that the suitable mea hot - pressing temperature and pressure are 120 and 15. 5mpa, respectively. the optimum catalyst loading in anode is 4 mg pt / cm2, and the best contents of nafion ionomer in anode and cathode layer are 45wt % and 35. 3wt %, respectively

    實驗果顯示,制備膜電極時最佳溫度和力分別為120和15 . 5mpa ;陽極催化劑適宜載量為4mgpt / cm2 ;陽極和陰極催化劑層nafion最優含量分別為45 . 0wt %和35 . 3wt % 。
  13. Fesi2 - based semiconductors have been studied due to its good performance, low cost and potential application in power generation using waste heat. state - of - the - art techniques such as levitation melting, rapid solidification and hot uniaxial pressing ( hup ) were used for sample preparation in the present work. the phase transformation, micro structure and transport properties of the materials have been analysed with xrd, sem / edx, raman spectroscopy as well as thermoelectric characterization

    在綜合評述國內外電材料研究新進展基礎上,本文以懸浮熔煉、快速凝固和單軸等制備工藝為技術特徵,以mn或al摻雜fesi _ 2基合金為研究對象,採用xrd 、 sem / eds 、 raman光譜以及材料電性能測試等分析表徵手段,系統研究相變過程、微觀構特徵及其對材料電性能影響。
  14. Performance for a piezoresistive transducer pressure sensor to thermal and pressure environments can be predicted by finite element method. a simplified 1 / 8 model, considering silicon dioxide and nitride process as well as stack anodic bonding and adhesive bonding processes, was developed. the fem results were found to be comparable to experimental data. case studies suggested that pyrex stack induces certain amount of non - linearity, while it isolates hard epoxy nonlinear effect. flexible epoxy bonding or soft adhesive bonding is preferred to the packaging process. the viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. however, soft adhesive s influence on sensor can be ignored under relative stable environments. more over, detailed design and process information will help to improve modeling application

    環境下阻變換力傳感器性能可以通過有限元方法預測.這里研究了簡化1 / 8模型,模型考慮了二氧化硅和氮化硅生成過程及堆陽極鍵合和膠粘合過程.果發現有限元預測果和實驗數據具有可比性.範例研究表明,硼硅堆導致產生一定非線性,但它隔離了硬環氧樹脂非線性.在包裝過程中最好使用柔性環氧黏合或軟黏膠性合.黏合材料黏彈性和黏塑性將會導致傳感器輸出滯后和漂移誤差.然而,在相對穩定環境下,軟黏合劑對傳感器影響可以忽略.此外,詳細設計和過程信息有助於提高模型適用性
  15. In this paper, nanosized al2o3 ceramic particles were chose as reinforcing phase. enhanced with ultrasonic wave the particles were covered with copper using method by electroless plating, the copper - matrix composite was developed by hot - press sintering process of the composite powder. the composition, microstructure, hardness, density and dry sliding wear property of the new material have been studied

    研究路線為:選用納米級al _ 2o _ 3陶瓷顆粒作為增強相,在超聲波環境中用化學鍍方法完成對納米al _ 2o _ 3陶瓷顆粒表面金屬銅包覆,採用成型技術以復合粉末為原料制備成納米al _ 2o _ 3陶瓷顆粒增強銅基復合材料,研究分析復合材料成分、組織構、硬度以及緻密度,對試樣進行了干滑動摩擦磨損實驗。
  16. Based on nanometer powders, cajc cvbased oxides were synthesized by constant sintering, cold isostate pressure and hot pressure methods. it can be found that sintering methods have a great influence on thermoelectric performances : the sample synthesized by hot pressure method is most dense and has the best thermoelectric performances. the microstructures and thermoelectric properties of cascog - based oxides doped by four dopants have been investigated

    採用不同后續工藝制備最終電材料,研究不同工藝對電性能影響發現:制備出電材料最緻密,其電性能也最好;先冷等靜成型后常方法次之;直接常法燒出樣品氣孔最多,性能也最差。
  17. Safety standards for construction of hot presses

    安全標準
  18. Temperature kits : contact must be properly fixed in the evaporator export pipelines, real - time communication evaporator components to temperature degrees, the material will be filled through interlinked capillary pressure due to the expansion of corrugated boxes ; swelling corrugated boxes on the pressure for change in the thrust pole with an adjustment screw and spring - loaded ball - type valves to adjust the resistance of the degrees of refrigeration volume precision adjustments

    感溫包:是必須妥善接觸固定在蒸發器出口管道上,感知蒸發器實時回氣溫度部件,它將充填物質脹冷縮力通過相通毛細管提供給膨脹波紋箱;膨脹波紋箱依據變化推動推力桿合過度調整螺絲和彈簧阻力來調整球型閥開度,實現製冷量精確調整。
  19. The reflected light spectrum from interaction of uv laser with solid plasma was measured to investigate the frequency shift due to doppler effect of expanding critical density

    測量了紫外超短脈沖激光等離子體中光譜頻移,分析表明是有質動力和等離子體力共同作用果。
  20. The result showed that two - stage process was practical to pre - press particleboard mat then to hot - press in mold to produce tridimensional decorative particleboard

    果表明:以刨花預制坯再進行兩步法刨花模工藝,制備具有立體刨花模裝飾板材技術路線是可行
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