晶粒層 的英文怎麼說

中文拼音 [jīngcéng]
晶粒層 英文
granular bed
  • : 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 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  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,核成長速度快,度較大,鍍表面粗糙、發黑,表面質量差。
  2. For electrodeposition by dc methods, the metals deposite uninterrupted and the particles were also embeded uninterrupted into the coatings ; for electrodeposition by pc method, the particles with biggish volume were desorbed from the coatings and returned to the electrolyte again owing to the presence of pulse interval ; for electrodeposition by prc method, the particles carried positive charges are much more easy to desorb from the coatings owing to the effecf of reverse pulse current combined with pulse interval, in addition, the reverse pulse current also could dissovle the metals, further accelerates the desorption of particles, thus the particles size embeded in the coatings by prc method is the least

    直流電沉積時,基質金屬的沉積連續進行,子在電極表面不間斷嵌入鍍;單脈沖電沉積由於脈沖間歇的存在使得具有較大體積的子會脫附,重新回到溶液中;採用周期換向脈沖時,反向脈沖電流使表面荷正電的較大的子更易從電極表面脫附,同時,反向脈沖電流對基質金屬的溶解作用,也會促進子的脫附,因此鍍中復合子尺寸最小。隨著鍍子復合量的增加,三種鍍都明顯細化,說明al _ 2o _ 3的存在阻止了的長大,提高了電沉積過程中核的形成速率。
  3. It is found that the nano material is distributed not only among general material grains to form inter - granular structure of the coating but also in the general material grains to form intra - granular structure. micro - crack caused by laser will be eliminated greatly. 3 mechanical performances of the ceramic coating manufactured are tested

    得到的結論是經過激光熔覆后的塗緻密化程度有了很大的提高,比單純的激光重熔塗還高,納米顆不僅填充在之間,而且還嵌入在大內部,有利於消除激光作用產生的微裂紋。
  4. The microfacies of carbonate rock of the wudaoliang group in hoh xil basin is divided for marl lithofacies, micrite facies, micrite ( spar ) scraps ash lithofacies, grain scraps micrite facies, dolimite rock lithofacies, and the stromatolite ash lithofacies

    可可西里盆地五道梁群碳酸鹽巖微相類型主要為泥灰巖相、泥灰巖相、泥(亮)屑灰巖相、屑泥灰巖相、白雲巖相、疊石灰巖相、核形石灰巖相等7種微相。
  5. 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納米復合材料微觀結構得到, pp mmt _ ( ome )屬于完全插, pp mmt _ ( om )與pp ommt的插程度相近,但是pp mmt _ ( om )相對較好;通過對純pp和三種pp mmt納米復合材料的結性能研究發現,蒙脫土納米片對pp結產生明顯的異相成核作用,結能力增強,使pp的結溫度和結速率提高,結度增加,球細化,但是沒有改變pp的結形態,三種pp mmt納米復合材料的結形態都屬于;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結性能的影響和蒙脫土的納米改性作用造成的。
  6. It is found that the electric, field improves elongations in 2090 and 2090 + ce alloys markedly, especially in 2090 alloy, but has little effect on strengths. at the same time, the electric field lessenes percentages of intergranular delamination and increases transgranular fracture and microscopic plastic deformation. besides, the electric field makes both average particle size and its distributing range of 8 " phase smaller, and reduces the half width of pfz in aged alloys

    研究表明:固溶電場可顯著提高2090合金及2090 + ce合金的延伸率,尤其是對2090合金,但對強度則無明顯的影響;同時,固溶電場減少合金的沿斷裂比例,並增加穿斷裂及微區塑性變形;固溶電場還使合金時效后相顆的平均尺寸減小、尺寸分佈范圍減小,並使pfz的寬度減小。
  7. As one kind of si nanostructures, si - rich si02 films are the important si - based light - emitting materials. moreover, silicon is the leading semiconductor in the microelectronic industry. furthermore si02 films as passitive and insular layers are widely used in si device and integrated circuit. so si - rich films are considered suitable for optoelectronic applications

    另一種觀點認為納米硅薄膜中的可見光發射來自界面或介質中的發光中心。還有人認為對于鑲嵌在sio _ 2中的納米來說,與氧有關的缺陷可能是導致可見光或藍綠光發射的主要原因。
  8. 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質量的影響,研究結果表明:隨著碳化時間的增長,碳化尺寸隨之變大,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,碳化尺寸以及表面粗糙度的變化幅度變小;碳化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;在c源氣體的流量相對較小時,碳化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表面粗糙度較低;碳化溫度較低時,碳化取向不明顯,隨著碳化溫度的升高,碳化尺寸明顯變大,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;相比于c _ 2h _ 2 ,以ch _ 4作為c源氣體時得到的碳化表面平整得多;比起si ( 100 ) ,選用si ( 111 )作為基片生長的碳化取向一致性明顯更好。
  9. 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,齒輪滲碳深度變化不大,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。
  10. The silica coated nanometer particles after containning in n2 for 2h within 600 c is the crystallization form. thus it can sufficiently work the nano effect. the surface of the composite particles has no crystal water and no absorbing water. the anti - oxidation ability increase after coating

    鐵納米復合子為結態,納米子在6000c ,氮氣保護下,納米子不重新結,殼二氧化硅包裹在納米鐵表面阻斷了納米子之間的重新原子排列。
  11. When sn2 + concentration in the bath is lower, sn2 + activity is not enough causes slow deposition rate and slow growth rate of crystallizing nucleus, so crystalline granularity deposited is smaller ; when sn2 + concentration in the bath is higher, the dispersive ability of the bath decreases and the surface quality of the deposits sets worse

    鍍液中sn ~ ( 2 + )濃度較低時,離子活度不夠,沉積速度慢,核成長速度慢,使沉積的度較小; sn ~ ( 2 + )濃度過高,鍍液分散能力降低,使鍍的表面質量下降。
  12. 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

    變形五道次后,片狀的珠光體組織演變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,平均大小為0 . 3 m 。
  13. In the research on the physical and chemical properties of chromium, afm was first used to explore the effect of technological conduction to the topography of coating deposited, the size of crystal grain and the regularity of the growth of crystal grain

    在對鍍鉻理化性能研究方面,論文採用afm首次觀察到電鍍工藝條件與鍍形貌、尺寸、生長規律之間的關系。
  14. The effect of hydrogen on the ductility of electroless copper deposit is primarily caused by molecular hydrogen contained in voids, particularly the type gb voids

    延展性降低的主要原因是由氫氣泡的缺陷效應,特別是第三類氫氣泡、邊界氣泡空穴。
  15. The presence of small amount of liquid at grain boundaries tends to form thin viscous layer which surrounds the finer grains. intergranular fracture may occur at the grain boundaries between two fine grains not covered by viscous phases. the high ductility achieved at low strain rates is generally attributed to dislocation glide - creep accommodation mechanisms

    原始界上產生少量液相,形成薄的固液共存粘性並包圍細化的,沿斷裂主要發生在無粘性的細間;而在較低應變速率下,三叉界位錯攀援?蠕變協調機制鬆弛界滑移產生的應力集中,界上產生較多液相,有利於界滑移進行。
  16. The metastable austenitic phase of s s fiber at the interface of the fiber / cu composite would turn back to equilibrium with the interfacial energy and inter stain inducing, when the cu films were separated from s s fiber. so the magnetism value of the s s fiber declined. the information of grain - orientation at the interface of the fiber / cu composite can serve as a mechanism responsible for its declining coercivity, and a part of cu elements diffused into s s fibers

    不銹鋼纖維銅復合體去除銅后,原有的界面能及應力下降,使得原纖維界面處弱磁性的部分亞穩奧氏體,恢復到平衡態,它們對樣品s測試結果不再有貢獻;不銹鋼纖維銅復合體中,處于界面處的纖維具有很強的軸向取向排列,當取向性減弱,磁疇轉動的阻力增加,磁體的矯頑力上升。
  17. Ii. the direct diamond - diamond bonding between granules in domestic pdcs are poor. accordingly more catalyst metal are left over, this weaken the strength of the whole pdc

    國內聚金剛石之間直接連接的共價健( c - c健)比例少,催化劑金屬含量過高,導致宏觀強度低,應採取如下措施: 1
  18. On the surface of annealed 45 steel, as the pearlite in it contains cementite phase and has high crystal boundary density, the nucleation and growth of deposits prefer to occur at the pearlite at the beginning during depositioa the coating exists in form of nano - polycrystal layers composed by gathering of nano - sized crystals

    在退火態45鋼表面,由於珠光體組織中含有滲碳體相且具有比較高的界密度,因而在沉積初期鍍優先在此處形核和生長;鍍在基體表面是以納米尺度的聚集在一起形成的聚體形式存在的。
  19. Deposition time and bath temperature were main factors affecting the size of crystalline granularity

    沉積時間和鍍液溫度是影響鍍表面度大小的主要因素。
  20. Typical temperature is 800 - 1000 in cvd diamond process, while the high temperature limits its application in optical window and coating such as gaas, zns etc. low temperature can not only make diamond crystal nucleus finer, reduce surface roughness of diamond films and lessen light dispersion, but also eliminate thermal stress

    化學氣相沉積金剛石膜過程中,襯底的典型溫度為800 1000 ,這么高的溫度限制了其作為gaas 、 zns等低熔點光學材料窗口和塗的應用。低溫沉積金剛石膜不僅可以使細化,降低表面粗糙度,減小光的散射作用,而且可以消除熱應力。
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