晶體滑移 的英文怎麼說

中文拼音 [jīng]
晶體滑移 英文
crystal gliding
  • : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
  • : 體構詞成分。
  • : Ⅰ形容詞1 (光滑; 滑溜) slippery; smooth 2 (油滑; 狡詐) cunning; crafty; slippery Ⅱ動詞(貼著物...
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  1. Analysis of elastic stress field and resolved shear stress in primary s lip system of bicrystal

    彈性應力場和主系分解切應力的分析
  2. The first stage is primary slip then followed by secondary slip ; the last stage is due to dislocation passing the slips. the cyclic stress strain ( css ) curve exhibits a stronger hardening occurred in cyclic plastic deformation than that in tensile test

    建立了拉伸和應變疲勞的有限元模型,使用基於晶體滑移模型的數值方法,對內部系的啟動以及繫上的分解切應變、切應力這些無法試驗觀測的變量進行計算,分析它們對塑性變形的不同影響。
  3. 0 x 10 " 3 and 264. 6mpa respectively. 6. the damping mechanism at ambient temperature is related to viscous motion of dislocation and interactions between dislocation with various point defects, the viscous sliding between the phase with rich zn and primary a dendrite crystals and the micro - plastic deformation of the soft phase in the eutectic

    6 ) azsm合金的室溫阻尼行為與組織中的溶質原子和位錯的交互作用以及位錯的粘性運動、富鋅相與基之間的粘性、以及共中較軟相的西安理工大學碩士學位論文微塑性變形有關。
  4. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結度;用dsc - tg分析純聚四氟乙烯樹脂及固劑的熱穩定性;用xps表徵碳纖維表面、固劑摩擦前後表面、潤膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測試固劑的硬度;用材料試驗機測試固劑的抗壓強度等。
  5. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結度最大,磨損量也是三者中最大的;同時,固劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固劑與45 #鋼軸配副或是固劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  6. The apparent activation volume calculated by the model is about 2500a3, which was ten times larger than that of usual amorphous alloy and was at the same range of the amorphous polymer. the model shows the main deformation mechanism of nanocrystalline ag is grain boundary sliding, which in some extent declares the similar forms of equation with amorphous alloys. with the ananlysis to the hrem of nanocrystalline ag, the discrepancy of the apparent activation volume between the nanocrystalline ag and amorphous alloys is interpreted by the loss of atoms participating in grain boundary sliding without enough reconstruction by the movement of atoms under the low temperature

    運用的熱激活理論對壓縮實驗結果進行了數值擬合,擬合曲線與實驗數據符合很好,得到了的表觀激活積(熱激活基本單位積與局域瞬態應變的乘積) ,約為2500a ~ 3 ,先當于幾十個原子積大小的瞬態變化,約為非合金的10倍以上,與非高聚物的表觀激活積相當。
  7. That shear stress, resolved within a slip plane and direction, which is required to initiate slip

    使得開始所需要的純剪切應力,在某一特定面和方向上的分量。
  8. The combination of a crystallographic plane and, within that plane, a crystallographic direction along which slip ( i. e., dislocation motion ) occurs

    面和該面上一個方向的組合稱為一個系,晶體滑移(如位錯的動)可以沿該系統發生。
  9. To explain the inverse hall - petch relation in nanocrystalline metals, a geometric model is made, which assumes that the grains are spherical crystals, and the thick of grain boundary is considerable compared with the microcrystalline metals

    提出了一個球形幾何模型,得到出現反hall - petch關系的條件和小粒尺寸條件納米金屬材料的強度極限。
  10. _ the phenomenon of saturation or " lock up " when all of the grains have transformed, is described in a rattier simple form through domain volume fractions by the proposed model, in which domain switching in ferro - electrics is analogous to that of dislocation movement on crystal slip planes in metals

    ? ?依據塑性理論,將鐵電材料中的電疇翻轉類比于位錯面上的系,定義鐵電材料中相應的電疇反轉系;採用電疇的積分數表述電疇翻轉的變化量,得到了電疇翻轉的飽和特性的簡單描述。
  11. The test results show that the grain sizes do not reduce further after 6 passes of ecap, the slip systems of ferrite is mainly belonging to { 110 } < 111 > and { 112 } < 111 > slip system family during the first and the second pass of the ecap with route c, and under the annealing conditions of 300 ~ 550 x lh, ultrafme grains are thermally stable

    研究發現,在c方式ecap變形中,各道次ecap變形細化程度不同, 1道次細化效果最大,隨后道次細化作用逐步減少,變形6道次為實驗用鋼的ecap粒細化的極限。鐵素c方式ecap變形第1和第2道次的主要系為{ 110 } < 111 >和{ 112 } < 111 > 。
  12. ( 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的結構由混變為單一的銳鈦礦相,薄膜的表面的顆粒由多變少,表面形貌由粗糙多孔變得細膩平
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