晶粒變小 的英文怎麼說

中文拼音 [jīngbiànxiǎo]
晶粒變小 英文
grain diminution
  • : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
  • : 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)
  • : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
  1. Though the conventional coarse - grained bn was milled by high - energy ball milling for 5 hours with carbinol, the grain size was scarcely changed

    加入甲醇高能球磨工業生產的bn (約200目) 5時以上,沒有明顯的化。
  2. The crystalline structure changes of pp induced by pan - milling were characterized by x - ray diffraction and raman spectroscopy. xrd analyses show that when pp was co - milled with uhmwpe, crystal transformation of pp occurred, its crystallinity and crystallite size decreased, whereas, only slight reduction of crystallinity and crystallite size were observed and no crystal transformation was found when pp was co - milled with wtr chips, and amorphization of pp was strongly enhanced by co - milling pp with iron

    採用x -射線衍射研究了聚丙烯碾磨粉碎過程微觀結構化, uhmwpe存在下pp發生型轉、結度降低和尺寸減;彈性材料wtr抑制pp塑性形,碾磨導致分子堆積有序區域膨脹,面間距增大,結度下降;剛性材料金屬鐵與pp產生強烈摩擦,加快細化,格破裂導致非化。
  3. 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,碳化層的尺寸隨之大,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,碳化層的尺寸以及表面粗糙度的化幅度;碳化層的尺寸隨反應室氣壓的升高而大,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時,碳化層的尺寸隨氣體流量的化不明顯,但當氣體流量增大到一定程度時,碳化層的尺寸隨氣體流量的增大而明顯大,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,碳化層的取向不明顯,隨著碳化溫度的升高,碳化層的尺寸明顯大,且有微弱的單取向出現,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取向一致性明顯更好。
  4. 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時,齒輪滲碳層深度化不大,但其齒根局部表面處有非馬組織,且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。
  5. The adding of nano - particles and antioxidant ca n ' t affect the crystalline morphology of uhmwpe, but with the adding of antioxidant, the crystallinity increases and the average crystal size decreases, while the adding of nano - particles, the crystallinity decreases and crystal size increases

    納米子和抗氧劑的添加對uhmwpe的結形態都沒有影響,但加入抗氧劑后uhmwpe的結大,尺寸,而納米子的加入使uhmwpe的結尺寸大。
  6. Due to different combinations of temperature and grain size and strain rate, materials show quite novel mechanical behavior

    溫度、、應速率的不同組合下,材料會呈現復雜的力學行為。
  7. 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,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化情況時發現,粉體在400以前長大相對緩慢, 400以後粗化現象嚴重。
  8. The microstructure of lamellae pearlite has evolved ultrafine cementite particles throughout the ferrite matrix uniformly after five passes. the ferrite matrix is homogeneous grains, average grain size is - 0. 3 m. 2

    形五道次后,片層狀的珠光體組織演成了超細的滲碳體顆均勻分佈於鐵素體基體的組織,鐵素體基體為均勻的等軸,平均為0 . 3 m 。
  9. The average of the equal - area - circle diameter was changed from long to short and then to long, to short at last, as a wave. the average of the roundness was changed from low to high and to low again, as para - curve

    平均等積圓直徑由大大再,呈波浪狀化;而平均球化度則由大再,呈拋物線狀。
  10. The results indicate that : ( 1 ) as the drawing ratio increase, the mechanical properties, crystallinity and orientation of uhmwpe fiber all increase greatly, while the average crystal size decreases

    結果表明:隨拉伸的進行, uhm筋胭e纖維的力學性能、結度、取向度均大大提高,而尺寸逐漸
  11. Spiral gate is a powder, grain materials, particulate matter and the small volume of material throughput of the main control equipment widely used in the metallurgy, mining, building materials, food, chemical and other industries control the rapid flow changes or cut off

    螺旋閘門是一種粉料、料、顆料及塊物料的流量或輸送量的主要控制設備,廣泛使用在冶金、礦山、建材、糧食、化工等行業控制流量化或迅速切斷。
  12. The boundary of ferrite has been clarified and fined by adding re into crsomo. the intergranular corrosion induced by solution chromium decreasing can be restrained for nb, v, ti combing carbon in the steel. the wear resistance of stainless steel can be increased for the precipitation of microalloyed carbides

    其中,稀土能夠凈化鐵索體界,並起到質劑的作用,細化鐵素體,改善不銹鋼的韌性;鈮、釩、鈦能夠與鋼中的碳結合,減少固溶鉻的損失,從而避免間腐蝕,同時細微合金碳化物的沉澱析出可提高不銹鋼的耐磨性。
  13. The grain size of - fe decreased with increasing milling time, the nd - fe - b alloy powders was composed of amorphous phase nd2fe14b and - fe with average grain size of about 10nm after milling 5 hours

    隨球磨時間的延長, nd2fe14b和- fe的尺寸逐漸, nd2fe14b相迅速分解直至消失,基本上轉化為非相。
  14. When the - 3 - particle size was small, the aberration of crystal lattice appeared and the bandgap energy increased, which resulted in the blue shift of absorption in the spectrum

    本研究中的二氧化鈦導致了tio _ 2的格畸,進而增大了tio _ 2的禁帶寬度,表現在光吸收譜的藍移。
  15. Although the resistance to oxidation increases with the increase of tungsten, the netlike carbides distributed along the crystal boundary including m2c, m6c and complex carbides manifold by means of the analysis of optical microstructure, xrd and reckoning the volume fraction of carbides by lattice

    1質時;在扣100pm之問,而網狀碳化物明顯細化,網狀碳化物處在10 30um之間;用1 4 re1i mg復合質后,在10 50um之間,網狀碳化物處在10 20um之間,組織細而均勻,絕大部分界碳化物呈斷網狀分佈。
  16. The results show that a certain extent, the other parameters constant, increasing power, increasing scanning speed, small grains become more dense ; the good and bad of metallurgical belt, the cellular crystal thickness and the availability and distribution of inclusions are affected by the parameters

    結果表明:在一定范圍內,其它工藝參數不,增加功率,增大掃描速度,更趨緻密細;工藝參數影響冶金結合帶的優劣、胞狀區的厚薄以及夾雜物的有無和分佈。
  17. The appropriate calcinations temperature is about 700, and the tetragonal sno2 phase crystal structure of the particles remained unchanged when sb was doped to it. as the calcinations temperature increasing and the calcinations time prolong, the size of particles grows and the crystallization tend to be complete. study on the electrical properties of ato powders prepared by hydrothermal synthesis was performed in - depth, the most optimal electrical properties are obtained at doping ratio of 11 percent

    水熱法制備的ato納米粉體在熱處理溫度700左右較為適宜,銻的摻雜並未改粉體的四方相金紅石結構,隨銻摻雜量的增加,粉體的;隨熱處理溫度的升高和熱處理時間的延長, ato粉體的度增大,體結構趨于完整。
  18. The size of the zno nanocrystal grain was so little that the quantum confinement effect should be considered. that makes the band gap wide. atom transfer rate is affected by the substrate temperature, and the average size of the zno nano crystal grain increases with the increasing substrate temperature resulting in the red shift of pl emission position and the narrowness of pl fwhm

    低溫生長的氧化鋅,考慮到量子限制效應,禁帶寬較大;襯底溫度影響吸附原子遷移能力,隨著溫度升高,的尺寸增大,分佈的均勻,因而發光峰位隨著襯底溫度的升高而紅移,發光的半高寬
  19. Vanadyl phthalocyanine ( vopc ) films prepared by vacuum deposition were annealed under magnetic field. uv - visible absorption results showed that the films annealed under magnetic field showed a q - band red - shift. x - ray diffraction study ( xpj ) ) indicated enhancement in diffraction intensity and shift of peak position

    分析表明酞菁氧釩分子uv - vis吸收譜q帶峰值發生較大的紅移; xrd測試中衍射峰強度明顯增強,峰位化,但峰寬化不大;原子力顯微鏡( afm )分析發現無明顯化。
  20. The grain size and microdistortion of some nanomaterials synthesized by different methods, from different materials and treated under different disposal conditions were studied by means of wide angel x - ray diffraction ( waxd ) and single line fourier line shape refine analysis

    摘要利用廣角x射線衍射儀,採用單線傅氏線形精煉分析法,研究不同制備方法及不同處理條件的納米體的和微觀畸
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