結晶鍵 的英文怎麼說

中文拼音 [jiējīngjiàn]
結晶鍵 英文
crystal bridge
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
  • : 名詞1 [機械工程] (使軸與齒輪、皮帶輪等連接並固定在一起的零件) key 2 [書面語] (插門的金屬棍子)...
  • 結晶 : 1 (析出晶體) crystallize2 (晶體) crystal 3 (成果) crystallization; fruit; product; quintess...
  1. This paper mainly aims at the characteristics of the hardware and software structure of the parallel computer on satellite, and has fulfilled researches of fault tolerant technique in three aspects of control theories and engineering : the first research of the system level fault - tolerant module is based on the system structure of the parallel computer on satellite, a kind of cold backup module and a kind of hot backup module for multiprocessor computer have been put forward. then the research of software fault tolerant technique which is based on the operate system named rtems has been carried, the mission level fault - tolerate arithmetic and the system level fault - tolerate mechanism and strategies based on the check point technique have been put forward, at the same time the self - repair technique of software which has used the technique of system re - inject has been studied. finally the technique of components level fault - tolerant based on fpga has been studied, a kind of two level fault - tolerant project which aims at the fault - tolerant module of the parallel computer on satellite has been put forward, and the augmentative of circuit that project design realization need is little, this project can avoid any breakdown of any part logic circuit of the fpga

    本課題主要針對星載并行計算機體系構及軟體構的特點,從如下三個方面進行了容錯控制理論研究和實踐工作:首先進行了基於星載多cpu并行計算機體系構的系統級容錯模型研究,提出了一種多cpu冷備份容錯模型和一種多cpu熱備份容錯模型;然後進行了基於rtems操作系統的軟體容錯技術研究,提出了任務級容錯調度演算法以及基於檢查點技術的系統級容錯恢復機制和策略,同時研究了利用系統重注入進行軟體在線自修復的容錯技術;最後研究了基於fpga的部件級容錯技術,提出了對容錯模塊這一星載并行計算機關部件的兩級容錯方案,實現該方案所需增加的電路少,可避免板級元以及fpga元內部任何邏輯發生單點故障。
  2. The hydrogen - bonded 3d supramolecular compound derived from cinchona alkaloids : synthesis and crystal structure

    一個具有三維氫超分子構的金雞納霜生物堿衍生物的合成和
  3. By evaperation of methol with a little pyridine existing, we abtained the supramolecular structure of resorcinarene binding molecular of water by hydrogen bond. this is a clathrate complexation which possessed a novel three dimention supramolecular structure

    本文研究了間杯芳烴同吡啶分子于甲醇中形成的超分子體系,其單構表明,間杯芳烴同吡啶分子通過氫自組裝形成了籠形包合物的超分子構。
  4. In order to be the choice of hdtv, different kinds of displays develop much fast in the recent years. the dissertation introduces the development of all kinds of display, and gets the conclusion that, cpt still has the great advantage in the tv terminal field under the condition that the lcd is taking the place of cpt in the cdt field. the main research contents of cpt which includes high - luminance, high - contrast, high - definition, low - power, and complanation, have been investigated

    本文系統地闡述了hdtv用的顯示器件的基本要求及其發展歷史和現狀,介紹了各類顯示器件欲成為hdtv終端顯示近年來所作的努力;總出了雖然在彩色顯示器( cdt )領域,液顯示器( lcd )已經大有取而代之之勢,但是在電視終端領域,彩色顯像管( cpt )還是有其不可替代的巨大優勢;並分析了高亮度、高對比度、高解析度、低功耗、平面化等cpt製造的關技術和研究動向。
  5. In the science of crystallography it is crucial, as it is also in many aspects of chemistry

    學科學或是化學方面更扮演關的角色。
  6. There are two stages to crux maifan stone ' s formation, the first stage is the forming stage of primary material, that is to say, the stage of mother rock formation, in this stage, the latter hypabyssal intrusive of crystallization fractionation and self - metamorphic process are an important factor to make sure them have many trace elements

    麥飯石的形成中有兩個階段是十分關的,第一個階段是基本物質的形成階段,即母巖的形成階段。在這一階段中巖漿分異晚期的淺成侵入以及自變質作用,是保證其富含營養微量元素的重要條件。
  7. ( c ) the total energy of manganate - oxides materials decreases after intercalation lithium. the electrovalent bond weakens and the covalent bond strengthen between manganese and oxygen due to ion polarization effect, which makes the spinel structure more stable

    ( 3 )對于錳系材料嵌鋰后,體系總能量降低;鋰離子的靜電作用和極化作用,使錳氧之間的離子成分減小,共價成分增加,整個尖石骨架構更加穩定。
  8. Abstract : starting from the crystal structural characteristics and through the theoretical calculation of the chemical bonds of diasporite and kaolinite structures and the study of the flotability of the flotation systems of anionic collector ( sodium oleate ) and cationic collector ( dodecylamine ), the relationship between the crystal structural characteristics and the flotability of diasporite and kaolinite and the main causes for the difference in their flotability are analysed by the crystal chemical theory of minerals

    文摘:從一水硬鋁石和高嶺石的構特徵出發,通過對一水硬鋁石和高嶺石構中化學的理論計算及陰離子捕收劑(油酸鈉) 、陽離子捕收劑(十二胺)浮選體系中可浮性的研究,採用礦物體化學理論分析了礦物構特徵與可浮性之間的關系,以及產生一水硬鋁石和高嶺石可浮性差異的主要原因。
  9. The control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed

    器液位控制系統是提高連鑄產品質量的關環節,傳統的連鑄機液位控制方法採用常規的pid控制,存在如下不足:開始、束澆注和換中間罐澆注時,控制效果差,超調量大,過渡時間長;塞棒頭和浸入式水口被腐蝕后引起控制精度差;浸入式水口堵塞物的突然脫落所引起的液位劇烈波動;無法克服拉速波動引起的擾動。
  10. 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;根據對粉體顆粒粒徑的不同需求,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的影響分別作了詳細地討論;燒溫度、保溫時間和燒氣氛是高磁導率mnzn鐵氧體制備最關的工藝,適宜的燒工藝可以獲得理想微構和組成,從而得到高性能的鐵氧體材料;而從材料的微構上來看,要提高材料的截止頻率,就要適當地細化粒、增加粒內部的氣孔。
  11. During the course of the manufacture for packaging 2000 pixel hgcdte irfpa wafer, some crucial techniques are solved, such as the design of the button stem structures with inclined dragging wires applied in cryogenic platform, the optimization of long linear irfpa detector ' s signal wires layouts, the implement of a fanout board having thin film gold metalization for defining the required electrical conductors and a method of hermetically sealed vacuum enclosure of large dimension windows, etc

    在用於封裝2000元碲鎘汞焦平面元的分置式微型杜瓦研製中,詳細闡明了一種焦平面元其裝載面為斜拉式支撐構的設計,實現了探測器外引功能線的布線優化及其輸出引線工藝改進,並提出了一種大尺寸高氣密光學窗口的焊接方法等關技術。
  12. The inperfect crystal structure and its analysis for materials, is an elective course for the master graduate student, which include the crystallology principle, development of crystal diffraction, crystal determination and computer simulation of new phase, analysis of solid solution and superstructure, correction of crystal structure and bondvalent theory, analysis of inperfect crystal structure, analysis of amorphous structure and so on

    材料不完整構及其分析方法,為材料科學及工程等專業碩士研究生的選修課,內容包括體學基礎、體衍射技術最新進展、新相構測定與數值模擬、固溶體與超構分析、構修正與價理論、不完整構分析、非構分析等。
  13. A ) the orientation of hbn on si ( 100 ) was dominated intrinsically by the crystalline habit and the lattice mismatch between the substrate and films. the former was dominated by the periodical bond chain ( pbc ) theory, while the latter was in relation with the stress and strain

    A ) hbn在si ( 100 )表面的取向受hbn自身習性和它與襯底間的格匹配關系的控制,前者是受周期性鏈( pbc )理論控制,後者與應力和應變有一定關系。
  14. With the thermodynamic theories and techniques, it is relatively easy to determine the phase equilibrium data with enough accuracy, however there still exist much more difficulties in crystallization kinetics study even for a simple binary system. that is the reason that nucleation and crystal growth rate are generally represented in form of the empirical expressions. the crystallization kinetic is important for crystallizer design, process control and optimization, and it is strongly depended upon the accurate characterization of process information concerning with multiphase flows and the further disclose of its mechanisms with suitable mathematical models

    熱力學理論和方法已足以獲得準確的相平衡關系;然而即使對于簡單的二元物系的過程,核形成和體生長動力學的研究仍面臨許多困難,通常採用經驗模型表述,而動力學參數的準確性和可靠性是器放大設計、過程式控制制與優化的關,因此多相流信息的準確表徵、機理的進一步揭示及建立起與之相適應的數學模型有著十分重要的學術研究和實際應用價值。
  15. We found it a key to pay attention to the facts of current efficiency as well as relative ferrate concentration and simplifying the procedure of precipitation and purification so as to raise the technique level of preparing ferrate ( vi ) by the method of electrolysis

    本文通過總現有制備高鐵酸鹽的工藝方法尤其是電解法的有關文獻發現,兼顧電流效率和相應的高鐵酸鹽濃度水平以及簡化純化手續是提高電解法制備高鐵酸鹽工藝水平的關
  16. This article gives a review on the progress of the recognition and complexation between cucurbiturils as a noval macrocyclic host compound and metal ion, including the synthesis methods of supermolecular adducts, crystal structures, thermodynamics of binding and potential applications

    摘要概述了新一代大環主體化合物南瓜尼與金屬離子的識別及配合作用的研究進展,包括其超分子配合物的合成方法,構,合的熱力學性質及其應用前景。
  17. Structures of the camp fibers were also discussed. the results showed that the hydrogen bonding between the pva and caa damaged the regularity of crystalline field and the crystallinity of the fibers reduced. the cluster structures of each phase in the blend were changed and movement of the molecular chain segment was reduced

    對camp纖維構的研究表明, pva與丙烯酸-丙烯酰胺共聚物( caa )共混后,大分子間的氫作用破壞了pva構的規整性,導致pva在camp纖維中的性明顯減弱;兩種共混組分的聚集態構發生變化,大分子鏈段運動受到影響。
  18. Unlike many products that are sold as environmentally friendly cleaners that are not that effective, oxygen bleaches really do work and for some stains even do a better job than traditional bleaches or cleaners

    過氧碳酸鈉為白色粉末狀或顆粒狀固體,由於碳酸鈉與過氧化氫以氫聯接,其在水中有很好的溶解度,並隨溫度的升高而上升。
  19. Composition, viscosity and interfacial tension are the most important effects that affect blends ' thermodynamic properties and crystal properties consequently change morphology of pp / ps blends

    聚丙烯/聚苯乙烯共混物的相形態受多種因素的影響,其中混合比例、黏度和界面張力為最關的因素,影響著共混物的熱性能和性能,從而導致相態的各種變化。
  20. Keywords : reactive - crystallization, calcium oxalate hydrates, induction time, nucleation, morphology

    詞:反應、含水草酸鈣、感應時間、成核、型。
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