細晶粒結構 的英文怎麼說

中文拼音 [jīngjiēgòu]
細晶粒結構 英文
fine again structure
  • : 形容詞1 (條狀物橫剖面小) thin; slender 2 (顆粒小) in small particles; fine 3 (音量小) thin ...
  • : 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)
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. The results from x - ray diffraction demonstrated that pp / mmtome was a fully intercalated nanocomposite, pp / mmtom and pp / ommt were partly intercalated nanocomposites, but the intercalation effect of pp / mmtom nanocomposite was better ; the crystallization characteristics of pure pp and pp / mmt nanocomposites were investigated by dsc, waxd and pom. the result of these testing showed that mmt nano - layers acted as nucleating agents for the crystallization of pp, the addition of mmt had effect on the crystallization process, leading the increasing of crystallization temperature crystallization rate and crystallinity, but also the dimension of spherulite reduced. but the formation of pp crystal did n ' t change, the formation of pp crystal in three pp / mmt nanocomposites and pure pp were a - form on the whole ; influences of three sorts of mmt on mechanical properties of pp / mmt nanocomposites were studied, as a result, the addition of mmt comprehensively improved mechanical properties of pp : notched impact strength, tensile strength and flexural properties were all increasing, but the extent of increasing were n ' t large

    通過xrd分析比較這三種pp mmt納米復合材料微觀得到, pp mmt _ ( ome )屬于完全插層, pp mmt _ ( om )與pp ommt的插層程度相近,但是pp mmt _ ( om )相對較好;通過對純pp和三種pp mmt納米復合材料的性能研究發現,蒙脫土納米片層對pp產生明顯的異相成核作用,能力增強,使pp的溫度和速率提高,度增加,球化,但是沒有改變pp的形態,三種pp mmt納米復合材料的形態都屬于;通過對pp mmt納米復合材料的力學性能測試得知,蒙脫土的加入全面提高了pp的力學性能,缺口沖擊強度、拉伸強度和彎曲性能都有一定程度的提高,浙江{ _業大學碩十學位論文摘要但是提高幅度都不是很大,不過ommt 、 mmtom和mmtc ) me三種蒙脫土對pp力學性能有著不同的改性作用,其中pp / mmtom最好, pp月邊mto崛次之, pp / ommt最低,這種情況主要是由蒙脫土對pp性能的影響和蒙脫土的納米改性作用造成的。
  2. The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage

    系統的儲層特徵研究表明,該區延長組儲層成因類型主要為三角洲前緣水下分流河道、河口砂壩及三角洲平原水上分流河道微相長石砂巖、粉砂巖;儲層巖石經歷了壓實,膠,溶蝕等成巖作用,歷經早成巖機械壓實和化學壓溶孔隙縮小期、晚成巖a亞期溶蝕作用孔隙擴大期及晚成巖a亞期( b亞期)膠充填孔隙縮小期三個成巖-孔隙演化階段;儲層物性總體上具有較低孔滲、低孔滲的特點,孔隙類型主要為間溶孔、殘余間孔隙、內溶孔、間孔及間溶孔,裂縫不發育,儲集巖排驅壓力和中值壓力較高,孔隙類型以小孔-微孔隙,微喉-微喉型為主。
  3. 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變化, uhmwpe存在下pp發生型轉變、度降低和尺寸減小;彈性材料wtr抑制pp塑性變形,碾磨導致分子堆積有序區域膨脹,面間距增大,度下降;剛性材料金屬鐵與pp產生強烈摩擦,加快化,格破裂導致非化。
  4. The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites

    研究果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降低預燒溫度有利於獲得較高的起始磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆徑的不同需求,可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳地討論;燒溫度、保溫時間和燒氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝,適宜的燒工藝可以獲得理想微和組成,從而得到高性能的鐵氧體材料;而從材料的微上來看,要提高材料的截止頻率,就要適當地、增加內部的氣孔。
  5. Cold formed welded structural hollow sections of non - alloy and fine grain steels - part 1 : technical delivery conditions ; german version en 10219 - 1 : 2006

    非合金鋼和鋼的冷成形焊接空心型材.第1部分
  6. Hot finished structural hollow sections of non - alloy and fine grain steels - part 2 : tolerances, dimensions and sectional properties ; german version en 10210 - 2 : 2006

    非合金和細晶粒結構鋼的熱精加工空心型材.第2部分
  7. Hot finished structural hollow sections of non - alloy and fine grain structural steels. part 2 : tolerances, dimensions and sectional properties

    非合金熱精軋空心型材和細晶粒結構鋼.第2部分:公差尺寸和截面特性
  8. Xrd spectra show that the bulk gan particles are wurtzite structure, and the nc gan has small domain size and the structure of solid solution phase

    Xrd果顯示經由氣凝法合成前後氮化鎵均為一六方,利用塊狀氮化鎵生成的奈米粉體徑微且是一種固溶相
  9. Hot rolled products of structural steels - part 4 : technical delivery conditions for thermomechanical rolled weldable fine grain structural steels

    鋼熱軋產品.第4部分:熱機械軋制的可焊接細晶粒結構鋼交貨技術條件
  10. Hot - rolled products of structural steels - part 3 : technical delivery conditions for normalized normalized rolled weldable fine grain structural steels

    鋼熱軋產品.第3部分:正火正火軋制的可焊接細晶粒結構鋼交貨技術條件
  11. Through strength tests and xrd tests for cemented stone, the paper presents action mechanism of the nanometer materials in the cement hydration and hardening process : pozzolanic effect, filling effect, acceleration action for the cement hydration, and improving action for microstructure. from the four aspects, the modified mechanism of the nanometer silica fume and ordinary silica fume in cement paste are compared. the analysis results show that the particular properties of the nanometer silica fume include particle fineness, crystal structure and surface hydroxy, etc. a serial of laboratory tests are performed to study physical and mechanic properties of the clay with the addition of the nanometer silica fume

    合水泥石強度試驗和xrd試驗,從火山灰效應、填充效應、水泥水化促進作用和微改善作用等方面探討了三種納米礦粉在水泥水化硬化過程中的作用機理;從這四個方面出發,對比分析了納米硅粉和普通硅粉作用機理的異同點,分析表明,納米硅粉的優異特性主要表現為顆度、、表面羥基等特性。
  12. 3. simpler microstructure and mechanical properties classification criterions have been established. if f1 3. 8, the grains must be large grains ; if 0 f1 < 3. 8, the grains must be medium grains ; if f1 < 0, the grains must be fine grains

    由新的表徵變量建立了更簡單明確的顯微和力學性能分類準則:當f _ 1 3 . 8 ,則為粗大組織;當0 f _ 1 3 . 8 ,則為中等組織;當f _ 1 0 ,則為組織。
  13. Martensite transformation of an ultra - high carbon steel and grain size effect on sub - structure

    超高碳鋼馬氏體相變及超對亞的影響
  14. ( 2 ) with the condition of table 4. 2, the average reflectance decreases and the low reflectance vale moves towards shortwave, the influence on the extinction coefficient ( k ) of the films is very little, refractive index has trend of decrease and the thickness of the films decrease when increasing the total gas pressure, and the refractive index fix on a constant value when the total pressure exceeds a certain value. the phase of tio2 change from rutile to anatase and the size of surface grain change from big to small

    ( 2 )隨著總氣壓的增加薄膜的反射低谷向短波方向移動;總氣壓對消光系數k影響不大;隨著總氣壓的增加薄膜的折射率出現了下降的趨勢,但當總氣壓達到一定的量值時折射率的變化趨于穩定;薄膜的厚度隨總氣壓的增加而減少;隨著總氣壓的增加tio2的由金紅石相向銳鈦礦相轉變,薄膜的表面的顆度大小由粗大變得微小密。
  15. The property and micro structure of the resulting powders was studied, with emphasis on the sinterability of different w - cu powders, and the effects of properties of w - cu powders on the microstructure, the mechanical and physical properties of the sintered w - cu parts

    本文對超w - cu復合粉體的制備及燒工藝對其燒性能和組織的影響進行了研究,以探索一種制備高性能超w - cu復合材料的新途徑。
  16. ( 3 ) with the condition of table 4. 3, with increasing of temperature the average reflectance value decreases and the minimum reflectance point moves towards red direction. furthermore, temperature has little effect on the extinction coefficient ( k ). however, the refractive index value decreases remarkably when the temperature reaches about 240, but it does not change much when the temperature is below 180 and the thickness of the films increase when increasing the temperature

    ( 3 )隨著溫度的增加薄膜的平均反射率降低並且反射低谷向長波方向移動;溫度對消光系數k影響不大;當溫度低於180薄膜的折射率變化不大,當溫度達到240左右時薄膜的折射率明顯降低;薄膜的厚度隨溫度的增加而增加;隨著溫度的增加tio2的由混變為單一的銳鈦礦相,薄膜的表面的顆由多變少,表面形貌由粗糙多孔變得膩平滑。
  17. Materials for rail vehicles - steels - part 4 : fine grain structural steels ; selected standard

    有軌機車用材料.鋼.第4部分:細晶粒結構鋼.選用標準
  18. Cold form welded structural hollow sections of non - alloy and fine grain steels. part 1 : technical delivery requirements

    非合金細晶粒結構鋼的冷成形焊接空心型材.第1部分:交貨技術要求
  19. Cold form welded structural hollow sections of non - alloy and fine grain steels. part 2 : tolerances, dimensions and sectional properties

    非合金細晶粒結構鋼的冷成形空心型材.第2部分:公差.尺寸和截面性能
  20. Cold formed welded structural hollow sections of non - alloy and fine grain steels - part 2 : tolerances, dimensions and sectional properties ; german version en 10219 - 2 : 2006

    非合金鋼和細晶粒結構鋼的冷成形空心型材.第2
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