晶粒長大度 的英文怎麼說

中文拼音 [jīnglìzhǎngdàdù]
晶粒長大度 英文
degree of grain growth
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 粒 : Ⅰ名 （小圓珠形或小碎塊形物） small particles; grain; granule; pellet Ⅱ量詞（用於粒狀物）
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  1. When ph value < 0. 5, faster deposition rate, faster growth rate of crystallizing nucleus, which causes bigger crystalline granularity and bad surface quality of the deposits such as crassitude or darkling

    Ph 0 . 5時，沉積速度過快，晶核成長速度快，晶粒粒度較大，鍍層表面粗糙、發黑，表面質量差。
  2. The globalization course was that the preformed texture recrystallized and became the granular equiaxed grain, when the temperature rose and the holding time prolonged, the granular grain melted at some area and at the liquid - solid interface the grain globalized at the role of the curvature overheated

    過程機制為：擠壓形變組織在加熱過程中首先發生再結晶長大變為顆粒狀等軸晶；隨溫度升高和保溫時間延長，等軸晶發生局部熔化，液固界面的曲率過熱使晶粒外形向球狀轉變。
  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在燒結過程中形成的玻璃相，可降低燒結溫度，促進晶粒均勻生長，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，在燒結過程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 quality of buffer layer and thin films was analyzed by afm, xrd, rheed and xps respectively. the effect of the experimental parameters such as carbonization time, working pressure, c source gas flow rate, carbonization temperature, different carbonization gas and substrate on the carbonization process was studied firstly. it was observed that the size of particles was increased with the increase of carbonization time and the rms was opposite, but the trend was reduced while the carbonization time was long enough ; the size of particles was increased with the increase of working pressure too, and choosing a proper working pressure could get a smooth surface ; the size of particles was unobviously changed while the gas flow rate was low, but it was notability increased with the increase of gas flow rate while the gas flow rate was high enough, and a smooth surface could be also obtained by choosing a proper gas flow rate ; with the increase of carbonization temperature, the size of particles was increased, the rms is decreased and a good single - crystalline carbonization layer could be obtained, but a rough surface was formed at a excessive high temperature ; the rms of

    對于碳化工藝，側重研究了碳化時間、反應室氣壓、 c源氣體的流量、碳化溫度以及不同種類的c源氣體、基片取向等因素對碳化層質量的影響，研究結果表明:隨著碳化時間的增長，碳化層的晶粒尺寸隨之變大，表面粗糙度隨之降低，但當碳化到一定時間之後，碳化反應減緩，碳化層的晶粒尺寸以及表面粗糙度的變化幅度變小;碳化層的晶粒尺寸隨反應室氣壓的升高而變大，適中的反應室氣壓可得到表面比較平整的碳化層;在c源氣體的流量相對較小時，碳化層的晶粒尺寸隨氣體流量的變化不明顯，但當氣體流量增大到一定程度時，碳化層的晶粒尺寸隨氣體流量的增大而明顯變大，同時，適中的氣體流量得到的碳化層表面粗糙度較低;碳化溫度較低時，碳化層的晶粒取向不明顯，隨著碳化溫度的升高，碳化層的晶粒尺寸明顯變大，且有微弱的單晶取向出現，但取向較差，同時，適中的碳化溫度可得到表面平整的碳化層;相比于c _ 2h _ 2 ，以ch _ 4作為c源氣體時得到的碳化層表面平整得多;比起si （ 100 ） ，選用si （ 111 ）作為基片生長的碳化層的晶粒取向一致性明顯更好。
  5. It is shown from results that increasing carburizing time further in the normal technology can not obviously deep the carburizing layer, but can cause nonmartensite microstructure at the bottom of the gear and coarse grain across the gear, these will heavily decrease the fatigue life of the gear

    結果表明：在正常滲碳淬火工藝基礎上再延長滲碳淬火1小時，齒輪滲碳層深度變化不大，但其齒根局部表面處有非馬組織，且晶粒尺寸易產生異常長大現象，從而致使臺架疲勞壽命明顯下降。
  6. The zn / o ratio, c - axis orented and stress were improved by annealing, and also redusing the defect of zno flim, increasing the size of grain. but too high annealing temperature was adverse to recrystallization of zno thin film

    退火能改善zno薄膜的鋅氧比、 c軸的擇優取向和應力狀態，減少薄膜中的缺陷，使晶粒長大，但是過高的退火溫度不利於zno薄膜的重結晶，使zno薄膜的質量變差。
  7. In this paper, urea particles and oil - vegetable seeds as initial particles are used to study granulation process in a vibrated fluidized bed, where the initial particles grow in a layered manner by spraying melt urea solution on them and reached the required granule size

    本文以尿素或油菜籽顆粒為晶種，以不同濃度的尿素溶液為噴霧料漿，對振動流化床噴霧造粒特性進行了實驗研究。實驗在晶種上噴塗尿素熔融液或不同濃度的尿素溶液，使其以層式機理長大。
  8. The growing rate of crystalline show powerful relationship to the temperature

    這是因為晶粒長大速率與溫度呈指數關系的緣故。
  9. The process parameters of preparing nanosized titanium dioxide powders were systematically studied by electrochemical synthesis experiments at room temperature. the rutile phase and anatase phase powders were obtained in the sizes of 9. 7nm and 9. 2nm respectively, and the complete crystal powders were formed after calcined at 400 for two hours. in the process of experiments it was observed that the low current density resulted in rutile phase powders, while the addition of little amount of ions of sulfate promoted the formation of anatase phase powders

    在本實驗條件下，小的電流密度有利於金紅石相的生成，而少量硫酸根離子的引入對生成銳鈦礦相粉體有利，調整電流密度大小和引入硫酸根離子的量，可以得金紅石型和銳鈦礦型的混合混體；研究無定型粉體，銳鈦礦相粉體以及金紅石型粉體隨溫度的粒徑變化情況時發現，粉體在400以前晶粒長大相對緩慢， 400以後晶粒粗化現象嚴重。
  10. Sem, transmission electron microscopy ( tem ), x - ray energy - dispersion analysis ( edax ), xrd, electron diffraction ( ed ) and high - resolution electron microscopy ( hrem ) were used to investigate the morphology, atomic composition and crystal structure of the nanowires. the hexagonal cdse nanowires with single crystal structure have been obtained in dmso under 140. ( 3 ) semiconductor te and cdte nanowires embedded in aao templates were fabricated for the first time by dc < wp = 7 > electrodeposition in ethylene glycol

    Sem 、 tem 、 edax 、 xrd 、 ed 、 hrem分析的結果表明，所得cdse納米線為六方晶型，晶體的（ 001 ）晶面沿平行於基底的方向擇優生長，且隨沉積溫度的降低，這種擇優生長的趨勢越來越強；納米線晶體在生長時，由於受aao模板孔徑的限制，形成c軸方向拉長的晶粒，其長徑比達5 1以上；晶體的大小和完善程度隨沉積溫度的降低而增大， 185沉積得到多晶六方cdse納米線，而140沉積時可得到六方cdse單晶納米線。
  11. The crystal grain boundary of v2o5 films was melted and disappeared as increasing the deposition temperature, and the crystalline v2o5 films can be obtained by deposition at > 300. these films showed excellent cathode and anodic electrochromic performance at different wavelength region

    而襯底溫度升高促進薄膜晶體顆粒長大、熔結，晶粒邊界消失，在較高襯底溫度（ 300 400 ） ，得到連續的結晶性能良好的v _ 2o _ 5薄膜。
  12. 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溫度，縮短燒結時間，而且使磁體整體加熱，受熱更均勻，因而磁體晶粒更細小，並且主相晶粒邊界趨于規則化，晶間相的分佈更均勻；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，一方面可能是燒結溫度過高或燒結時間過長，另一方面可能是磨製的粉體均勻性較差，存在的大顆粒被許多細小顆粒包圍，在燒結過程中，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。
  13. During depositing, the matrix temperature increases, the crystal grain grows and the grain size increases

    薄膜沉積過程中，基片溫度升高，晶粒生長，薄膜晶粒尺寸增大。
  14. We apply the system to the ultra - fine grain steel welding, the simulated mean grain size in cghaz agreed well with the corresponding independent experimental data. in this paper, three factors influencing the grain growth, the steep temperature gradient in haz. the grain boundary liquid and the precipitates particle, were studied specially using mc technique

    研究表明溫度梯度造成的「熱釘扎」現象和晶界液化現象都對靠近熔合線附近的晶粒長大有明顯的阻礙作用，對最終的晶粒大小分佈有重要的影響：而800mpa超細晶粒鑰中的tin粒子山于溶解溫度高，抑制奧氏體晶粒長大的效果十分顯著。
  15. Tem was used to consecutively investigate the size and appearance of dibasic lead phosphite in the reaction process. it found that nanocrystal grain of lead oxide phosphite hydrate had favorite direction in the mlps method, many nanocrystal grain in near area would aggregate and assembled as nanowire, the diameter of the nanowire was about a crystal grain size and the length of nanowire could reach hundreds of nanometers, then they would gather to needle or bar like particles

    利用tem對二鹽基亞磷酸鉛在反應過程中粒子的大小、形貌進行跟蹤觀察，並記錄下三個時間下的微粒照片，發現用微液相合成法制備的二鹽基亞磷酸鉛晶粒在生長團聚時存在取向規律，同一區域的晶粒會長成一條納米線，直徑有一個晶粒的大小，長度可以達到幾百nm 。
  16. The analysis of microstructure of samples showed that the grain of tio2 were very small under 700, the distance of grain became small with temperature increasing, the rate and size of pore was decreasing. the relative density of sample at 900 was 97 % and the grain size of sintered body was about 200nm. when the temperature exceeded 1100, the grain size of body grew up several times ( > 2 m )

    Tio _ 2燒結體sem顯微形貌分析表明：低溫（ 700 ）時坯體內顆粒無明顯長大，燒結體緻密度不高（ 80 ）晶粒間距隨溫度升高而變小，氣孔率也隨之降低，氣孔尺寸變小；當溫度超過900時，晶粒間連接緊密，燒結體內出現大量絮狀物質，緻密度大幅度提高，達97以上，小氣孔已聚集成大孔洞且分佈均勻，晶粒長大不明顯（ 200nm左右） ；當溫度超過1100時，燒結體緻密度有所提高，但晶粒尺寸出現異常長大，長大了十幾倍（達2 m以上） 。
  17. For adapting to the need of industrialization and improving the properties of materials, the method of mechanical activation has introduced on the basis of traditional calcinations at high temperature. the stardard spinel limn204 is prepared by the mechanical activation - high temperature solid synthesis method. the thermodynamic property, the physical - chemistry performance and the producing techniques of. battery have been studied by means of thermogravimetry ( tg ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), scanning electric microscopy ( sem ) as well as various electrochemical analysis methods. studies show that synthesis temperature, calcinations time, recipe of raw materials, heat treatment and particle size of products are main factors affecting the performances of limn204 cathode materials. with the increment of synthesis temperature and time, the structure and crystal of products are getting to perfect

    隨著合成溫度和時間的增加，產物的結構和晶型越趨于完善，但在1100得到的產物有燒結和晶粒增大的現象，恆溫時間超過24h后對材料的性能影響不是很大； li mn比在0 . 95 1 . 05 2的條件下都可得到標準的尖晶石limn _ 2o _ 4 ，尤其當li mn比為1 . 05 2時，所合成的材料具有較好的電化學性能；通過兩段合成法制備的產物性能要比一段合成法法制備的產物性能好，而兩段間隔合成法比兩段連續合成法處理的材料性能更佳；顆粒的粒度隨著球磨時間的延長而減小，比表面昆明理工大學碩士學位論文摘要卻增大，粒度小且分佈范圍窄的材料有利於鏗離子的擴散。
  18. The size variation of annealed nanoparticles was studied with the treatment temperature. the result shows that, for the size of 11nm zns nanoparticles, they grow up dramatically when the treatment temperature exceeding 600, and have been 3 - 5 um when the treatment temperature increasing to 900

    藉助x射線衍射技術和掃描隧道電鏡等實驗手段，系統研究了zns納米晶經過退火處理后尺寸隨溫度的變化關系，給出了顆粒尺寸隨處理溫度急劇增大的溫度范圍，從能量的角度解釋了退火處理中顆粒長大的原因。
  19. The increase in average grain size of a polycrystalline material ; for most materials, an elevated - temperature heat treatment is necessary

    多晶體材料中晶粒尺寸的增大，對大多數材料來說，晶粒長大隻在升高溫度加熱的時候發生。
  20. Some factors influencing the grain growth were studied in detail using mc technique. the mc simulation of grain growth can provide not only grain growth kinetics but also detailed information on temporal grain morphology evolution. furthermore, mc technique can easily simulate the " thermal pin " phenomenal caused by steep temperature gradient near the weld interface

    採用mc模擬技術，不僅能夠模擬焊接haz奧氏體晶粒長大的動力學過程，而且能夠逼真地模擬奧氏體晶粒微觀形貌的變化，更重要的是它可以很好地模擬焊接haz存在的陡峭的溫度梯度對奧氏體晶粒長大的影響。
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