勻溫過程 的英文怎麼說

中文拼音 [yúnwēnguòchéng]
勻溫過程 英文
homothermal process
  • : Ⅰ形容詞(均勻) even Ⅱ動詞1. (使均勻) even up; divide evenly 2. (分出一部分) spare
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • 過程 : process; procedure; transversion; plication; course
  1. Heat flow from a hotter to a cooler body is a process of energy transfer tending to equalize temperature.

    熱從高物體流向低物體是一個能量傳遞,它使度趨于均
  2. Some other defects in castings are well - defined cracks and hot tears that develop during solidification, under combination of stress concentration from uneven contraction and the metal ' s low strength at near - melting temperatures

    鑄件內部的其它一些缺點是,凝固中,在不均收縮造成的應力集中和接近熔點度下金屬的低強度的綜合作用下,出現的清晰裂縫和熱撕裂。
  3. For the ceramic materials, the effects of additives such as pbo, b2o3, co2o3, mno2, cr2o3, sb2o3 on the electrical properties of bismuth - free zno - glass varistor were studied. the glass phase formed mainly by pbo and b2o3 during sintering process could decrease the sintering temperature, improve grain uniform growth and inhibit grain second growth. nonlinear property could be improved by properly adding co2o3, mno2, and cr2o3

    對瓷料而言,系統研究了非bi系zno -玻璃料配方體系中pbo 、 b2o3 、 co2o3 、 mno2 、 cr2o3 、 sb2o3等添加劑對壓敏電阻電性能的影響規律,其中, pbo 、 b2o3在燒結中形成的玻璃相,可降低燒結度,促進晶粒均生長,抑制晶粒二次長大, co2o3 、 mno2 、 cr2o3做為非線性添加劑,適量添加可提高樣品的非線性, sb2o3做為改性添加劑,在燒結形成的尖晶石相可細化晶粒,抑制晶粒二次生長,改善樣品的綜合電性能。
  4. The process of growing ktp crystal of high quality and low conductivity was studied. it was pointed out that many factors such as the uniformity of temperature distribution in the furnace, the accuracy of temperature control, the quality and direction of seed crystal and the speed of temperature drop all had an important influence on the quality of ktp crystal

    研究了生長高光學質量、低電導率ktp晶體的工藝,指出晶體生長爐度場的均性、控精度、籽晶的質量和定向以及降速度的快慢對晶體的光學質量有著重要的影響。
  5. The compatibility and harmony among workability, mechanical grade and durability are optimized, with the ground of adjusting composition and dosage of fd - 1 ; after analyzing anti - freezing damage mechanism, it is concluded that temperature is main factor, which affects structure and property of concrete. after two processes of temperature - elevation of hydration heat and temperature - descent of cold - environment, there is original damage in concrete and its existence leads to temperature fields, as results in temperature damage on transition phase > aggregate and cement mortar of concrete

    對負混凝土早期防凍分析研究認為,環境度對混凝土的結構形成及其性能的影響十分突出,水泥水化升和環境散熱降兩個導致混凝土結構內部產生不均度場,對渡相、水泥砂漿以及骨料都能產生不同度的度損傷,產生內部差應力裂紋,初始損傷也是不可避免的。
  6. 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

    微孔陶瓷濾介質由許多大小分佈均,相互連通的橋拱狀開口氣孔組成.當流體從這些氣孔中通時,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,從而達到了凈化和濾均化的效果.微孔陶瓷強度高,耐磨損,耐高,耐腐蝕,無污染,氣孔分佈均,使用壽命長且再生簡便,特別適用於各種氣,液濾和流態化
  7. 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,且能避免熔化,已用於開發研製彌散強化材料、磁性材料、高材料、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、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。
  8. In order to solve the problems effectively, under the auspices of 863 plan in china, the synthesis diagnosis has been carried by means of measuring and numerical imitating the combustion chamber of refining column, and some conclusions is such as : ( 1 ) through measuring the temperature and combustion in the burning chamber of the refining column, the result shows the temperature difference on the same level is more than that in height direction, and there is a few of co in bottom of burning chamber. ( 2 ) in order to ensure normal work of flue system in lead column in the course of zinc refining, theoretic calculation and measure about the flow resistance of exhaust gas are carried through. the results of study reveal that drawing out force of chimney is inadequate, which is mainly caused by illogicality of flue construction

    在研究中,採取了現場實測和數值模擬手段對韶關冶煉廠鋅精餾鉛塔燃燒室及排煙系統進行了綜合診斷,具體結果包括如下: ( 1 )完成鋅精餾鉛塔燃燒室內度測試以及燃燒狀況的測試,結果發現:鉛塔燃燒室內水平方向的煙氣度並非均,而且其差比上下方向的差更大,以及鉛塔燃燒室尾部存在co未燃燼問題; ( 2 )為了保證鉛塔煙氣系統的正常工作,對煙道系統的阻力進行了理論計算及測試分析,結果發現:鋅精餾鉛塔煙氣系統中煙囪抽力不夠,這主要是煙道結構不合理所造成的。
  9. The microwave magnetic sintering can not only lower the sintering temperature and shorten the sintering time, but also decrease the micro - grain size of magnets and make intergranular phase and grain boundary of main phase distributed well. the abnormal grain growth was found in conventional sintered ndfeb magnets, which may be due to the greater particle size and uneven distribution of powder, and higher sintering temperature and longer sintering time. of course, the abnormal grain growth would deteriorate the magnetic properties

    微波磁場燒結的不但降低燒結度,縮短燒結時間,而且使磁體整體加熱,受熱更均,因而磁體晶粒更細小,並且主相晶粒邊界趨于規則化,晶間相的分佈更均;在常規燒結的磁體中則出現了晶粒異常長大現象,造成這一現象的原因,一方面可能是燒結高或燒結時間長,另一方面可能是磨製的粉體均性較差,存在的大顆粒被許多細小顆粒包圍,在燒結中,大顆粒不斷吞併小顆粒,逐漸長大,而異常長大的晶粒自然會導致磁體性能的惡化。
  10. In this paper, co3o4 nano - particles were prepared by homogeneous precipitation method, technical conditions and kinetics were studied, the main contents and results are as follows : co ( no3 ) 2 6h2o was used as raw materials, and co ( nh2 ) 2 was used as precipitator, co3o4 nano - particles were prepared by homogeneous precipitation. the influences of concentration, molar ratio of reactants, reaction temperature and time, dryness temperature and time, and calcining temperature and time on particle size were investigated

    本文採用均沉澱法制備納米co _ 3o _ 4粉體材料,研究了制備工藝條件、沉澱反應和前驅體熱分解的動力學,主要研究內容及結果如下:以硝酸鈷為原料,尿素為沉澱劑,採用均沉澱法制備納米co _ 3o _ 4 ,考察了硝酸鈷濃度、反應物摩爾比、反應度和時間、乾燥度和時間、煅燒度和時間等條件對產物粒徑的影響。
  11. 2u. s nuoxin 360 circling spray coating technology : the entire coating procedure is controlled by microcomputer to be of constant temperature an constant velocity. spry gun circles by 360 spraying powder ensuring complete atomization as well as evenness and stability of powder on plate surface after static absorption. and ultra - long process of high - temperature solidification in furnace resuls in still better performance of adhesion surface evenness and smoothness without blistering or color difference

    2美國諾信360o旋轉噴塗技術:噴塗微電腦恆怛速控制,噴槍360o旋轉噴射粉末塗料,保證粉末塗料完全霧化,由板面靜電吸附后均穩定,通超長的固化爐高固化,附著力更強,表面更均更平滑,無起泡無色差。
  12. The phase composition and microstructure of sm - fe - zr alloy with different amount of zr are analyzed and the effect of zr content on the microstructure of as - cast sm - fe - zr alloy is studied. the results indicate that microstructure of as - cast sm - fe - zr alloy is improved obviously with 1. 0at % zr added, and that the long - time high temperature homogenization is unnecessary for the alloys with this microstructure. by this way, the purpose of the research to decrease the cost of preparation and optimize process is achieved

    分析了不同zr含量的sm - fe - zr合金的相組成和微結構,研究了zr含量對鑄態組織的影響,結果表明,添加1 . 0at的zr可以明顯改善合金的鑄態組織,從而可以避免昂長的高化退火,取得了降低製造成本和優化工藝的效果。
  13. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通沉積參數的精確控制,以控制沉積,減少金剛石膜生長中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積;利用微波對材料的選擇加熱特性,通構造等效方,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均等離子體度場綜合模型、復合介質基片材料的復合度場模型及復合介質材料度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均度場區,甚至獲得大於基片臺尺寸的均度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗中,基片預處理、甲烷濃度、沉積氣壓、基體度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  14. We also found that the rheological behavior of single layer gmt is isotropic. temperature and pressure method has great affection on the distribution of the fiber. second, we measure the pressure change under different molding rate and use extensional viscosities model and shear force model to analysis the data

    研究表明: gmt材料具有很好的充模流動性,流動中纖維氈保持一個整體; gmt材料擠壓流動行為表現為各向同性;度、壓力制度對纖維的均分佈影響很大: 2 )通測量不同合模速率下壓力變化,採用拉伸粘度模型( extensionalviscositiesmodel )和純剪切流動模型( shearforcemodel )對數據進行分析,導出了描述gmt材料宏觀行為的流變學參數。
  15. And the value drop to the lowest at ph = 0. 8. as the increase of heat treatment temperature, the pore size distribution peak of sio2 microspheres is very narrow, meanwhile the specific surface area is the smallest before 160 c. the polymer template is removed at 350 c, so the pore structure of sio2 particles has a big change which involve the increase of specific surface area and the broaden of pore size distribution peak. with the continuous raise of temperature the sio2 network will shrink little, as a result the average pore size will decrease, but the specific surface area has no obvious change

    結果發現:二氧化硅膠體顆粒均分佈於脲醛聚合物網路中,煅燒去除有機模板后微球表面變粗糙,而粒徑沒有明顯變化; ph值較小時,復合微球中聚合物含量較大,而ph值較大時,得到復合微球結構鬆散,因此熱處理后的二氧化硅微球孔容及平均孔徑都較大,而在ph = 0 . 8時,得到最小值;武漢理工大學碩士學位論文隨著熱處理度的變化,小於160時,空分佈較窄,而比表面積較小,在350時,由於有機模板的去除,微球孔結構發生突變,比表面積明顯增大,而孔徑分佈變寬,度繼續升高時,二氧化硅網路發生收縮,平均孔徑變小而比表面積由於有機炭化物的完全去除沒有太大變化;微球中的微孔在熱處理中處于平衡狀態,分佈沒有太大變化。
  16. This part emphasizes the synthesis of nanoarrays, aiming at controlling the size and distance of nanocrystallites using calixarene derivatives by altering the size, length and chemical structure of the organic molecules ; 2. this part emphasizes in situ synthesis strategy for fabrication of polymer network of zns based nanopowder, aiming at size controls, coating and preventing agglomeration following " one - pot " synthesis ; this method fits to low cost, large scale production ; 3. according to development in zno nanomaterials, we first report on the synthesis, characterization of amorphous zno, aiming at describing the principles and approaches of synthesis techniques, optical properties, spatial structure and doped effect ; the amorphous zno displays cage - like structure, showing a strong ultraviolet emission while the visible emission is nearly fully quenched, a potential uv - emission material ; 4

    本論文以量子結構自組裝為出發點,提出利用杯芳烴及其衍生物的化學受限反應實現尺寸可調半導體納米粒子自組裝;提出有機聚合網路原位組裝zns基納米熒光粉方法,把熒光粉的納米化、包敷、防團聚在「一鍋」反應中完成,適于低成本,批量生產;根據當前zno的研究情況,我們首次合成了非晶zno ,研究了它的光學性質,確定了它的結構,並對其摻雜進行了初步的研究,非晶zno表現出強的深紫外發光特性,而可見發射非常弱,是一種有巨大潛在應用價值的深紫外發光材料;利用非晶zno的亞穩特性,對晶化中非晶zno納米晶zno三維受限量子結構特性,界面特性進行了深入的研究;利用固相熱分解一般受擴散控制特性,實現了尺寸可控的zno三維量子結構的自組裝;利用非晶zno的高度分散性,容易均成膜特性,實現了非晶籽晶誘導低液相外延自組裝生長高取向zno晶體薄膜。
  17. By the analysis of coating ratio, oxidation ratio, micrograph and particle size of composite particle, it was found out that factors such as ph value, coating temperature, concentration of premonitory matter solution mainly affect the coating layer forming

    包覆率、氧化失重率、形貌觀察、粒度和比表面積等分析發現,非均成核中溶液ph值、包覆度、覆層前驅物濃度等這幾個因素對石墨表面覆層形成有著重要影響。
  18. 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分散加入粉末和更換組合式攪拌器來提高對混合熔體的剪切效果,工藝的特別之處在於一定度下的保攪拌,這二者均能提高強化相在純al基體中的均分佈。
  19. In this model, the most essential hypotheses were brought forward : the room in the building is a node neglecting its ’ volume ; smoke mix with air in a very short term, the temperature and the smoke concentration are well - proportioned in the room. therefore, the net - model can only apply to the special building : there is little discrepancy in room volume

    另外,該軟體採用的數學模型是網路模型,而網路模型最基本的假設就是:無論建築物中任一受限空間的體積大小,統一地視為一個節點;在火災中,煙氣與空氣混合是在瞬間發生的,受限空間內任意一點的度、煙氣濃度等都是均的。
  20. ( c ) this transfer continues until a uniform temperature is reached, at which point no further energy transfer is possible

    這一傳遞一直延續到度均時為止,在度均時能量便不可能進一步傳遞。
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