結構多孔性 的英文怎麼說

中文拼音 [jiēgòuduōkǒngxìng]
結構多孔性 英文
structural porosity
  • : 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...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. 3. the mathematical model for heat and mass transfer in the adsorbent bed is established, the porous of adsorbent, the flow of adsorbate in adsorbent, the characteristic of non - equilibrium adsorption are combined in the model, and a more accurate model of fluid flow in porous media - ergun model is adopted

    它綜合考慮了吸附劑的介質,吸附質氣體在吸附劑內的流動,吸附的非平衡特等,並且在吸附質氣體流動模型的選擇上,採用了ergun介質流動模型,比常規的數學模型更全面準確地描述了吸附床傳熱傳質的動態特
  2. The structure and the optical functions of porous anodic films were studied by xrd, sem and spectro - photometrical means

    摘要採用x射線衍射、掃描電鏡( sem )和光譜分析等測試技術,研究了氧化鋁介質膜的組成、以及光功能特
  3. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了在當今國內外的研究現狀,包括混凝土測方法的研究、模型的研究及與強度關系的研究現狀,介紹了研究方面的一些最重要的成果;第二章敘述了混凝土材料細觀尺度及混凝土材料測技術的原理,並討論了水泥基材料隙分析中常用的表徵參數,也說明了壓汞法測對研究果的影響因素,指出了壓汞法在研究中的局限;第三章是著重分析了隙率與強度關系模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了混凝土復合體模型和系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的徑分佈與水泥含量等參數,實現混凝土理論強度的計算;第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析,根據回歸分析的方法得到了反映基體強度特徵的k值,並從理論上探討了水泥含量、彈模量和表面能的修正對混凝土強度計算產生的影響,檢驗模型的正確;第六章是論與展望,根據研究綜述了本文對的一些研究論並對發展作了相應的展望。
  4. Variations in porosity of various batches of retainer materials and variations in bleed-out rate are contributing factors to these spotty results.

    各批保持架材料的變化和供油速度的變化是成這些不一致果的因素。
  5. The microstructure in this system shows randomly oriented fine plate - shaped grains with multi - layered structure. the fine grains randomly oriented ( strong grain boundary scattering ) and pores in these sintered samples could decrease the electrical conductivity. however, on the other hand, the fine grains randomly oriented and pores could lead to a dramatic decrease in the thermal conductivity

    樣品的顯微由具有層片狀的顆粒組成,材料的顯微直接影響到材料的電導率和熱導率,細小顆粒和氣的存在會引起電導率的降低,同時也能降低材料的熱導率,優化材料顯微是提高材料的熱電能的關鍵步驟。
  6. Secondly, this paper made some theoretic researches on its engineering classfication and applicable scope for this technology ; then combining with project example, this paper carried out scheme design for this technology, and compared some different kinds of underpinning scheme and node and structure design, and put forward the method of " reinforcce steel bar through column " to build pile cap beam, " resistant bend and shear anchored reinforce steel bar " to strengthen column consolidation effect, and the method of " steel plate hoop " to build reinforcing bar connection of the foundation beam, etc. in the process of the consturction scheme research and implement, this paper synthetically elaborated the organizaton for project construction, put forward the construction technical measure of specific aim on the artificial pile, and pile cap beam, and underground adding layer and structure stabilization, and overall structure stabilization and so on. for this project, adopt reinforcing bar concrete to brace hole wall to ensure the safety of engineering in the artificial pile construction, use flexible connection catch to make the cage hoisting easier to simplify the construction process, use the method of earthwork statified symmetrical balance in the process of underground adding layer excavation

    本文首先對于基礎托換與加固技術的目的和意義、國內外發展狀況進行了綜合闡述;其次對該項技術工程分類及適應范圍進行了理論上的分析研究;然後合工程實例對該項技術進行了方案設計,對比幾種不同的托換方案和節點及造設計,提出了「通筋穿柱法」做承臺梁, 「抗彎抗剪錨筋法」強化柱加固效果, 「鋼板箍法」做地基梁鋼筋連接點等項技術;在施工方案的研究和實施過程中,對于工程施工組織進行綜合闡述,並就人工挖樁、承臺梁、地下加層及加固、整體穩定等專項施工方案提出有針對的施工技術措施,人工挖樁施工採用鋼筋砼護壁確保挖樁的安全成型,使用柔連接鉤進行鋼筋籠吊裝簡化施工工序;承臺梁施工採用梁主筋橫穿柱身化學膠錨固等;地下加層綜合施工技術採用土方分層對稱平衡開挖,分段挖土做筏基自穩等;最後對于該工程實施后的效果分析,說明該項綜合施工技術的可行
  7. The hydrodynamics of slurry bubble columns with and without a perforated plate distributor have been investigated with a coal solid concentration of 29 % ( wt ) under a continuous operation mode for both liquid and solid

    摘要對于有、無進料口板分佈器兩種下淤漿床中的流動特進行了考察。
  8. Based on the dimensions, structures, shapes of the pores and the surface components of the porous minerals and rocks, this paper has summed up characteristics of typical porous minerals and rocks such as attapulgite, montmorillonite, sepiolite, zeolite and diatomite, and evaluated their application as filters, sorbents, ion exchangers and catalysts in environmental engineering

    本文從微的尺度、、形態、成分等表面固體特徵出發,概括地論述了凹凸棒石、海泡石、蒙脫石、沸石、矽藻土等十幾種礦物(巖石)在環境修復工程中用作過濾材料、吸附劑、離子交換劑和催化劑等材料時的基本特徵和使用時應注意的問題。
  9. 1. structure use ceramic honeycombed characteristic to capture granular pollutant in exhaust smoke, and with one straight through path and another path seals forcing exhaust smoke passing through ceramic cell wall to filter on ceramic cell wall

    1 .:利用陶瓷捕捉排煙中之粒狀污染物,通道一端開口、另一端封閉,迫使排煙經陶瓷細胞壁過濾于陶瓷細胞壁上。
  10. A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )

    設計了一種基底鉆周期圓的電磁(光子)晶體貼片天線,用fdtd方法並合pml吸收邊界條件對該天線進行了研究,果表明本文所設計的基底鉆型電磁晶體貼片天線取得了方面的能改善,與普通天線相比,基底中的表面波受到很大抑制,天線的帶寬增加,遠場方向圖上天線的旁瓣和背瓣被明顯削弱,向前輻射的增益由原來的12db增加到26db ,增加了14db ,比文獻上報道的gonzalo等人的研究果提高了4db 。
  11. Analysis results of histogram statistics and section electron microscopic scan technique, are that fracture feature of the cracks of the hbbb is similar and the crack is multi - source strain fatigue one. internal defects of the cast, such as impurities, gas holes, etc, are the main causes for early cracks. the contrast analysis of static strength, model and transient respond on three structures with fem proves that geometrical stress concentration in partial area has influence on early crack, also

    利用直方圖等統計方法和電鏡掃描技術對該抱軸箱體裂紋分析的果是:抱軸箱體的裂紋斷口特徵相近,裂紋質屬于低周疲勞裂紋,鑄件中的夾雜、氣等內部缺陷是導致過早裂損的主要原因;利用有限元法對該抱軸箱體三種的靜強度、模態和動態響應對比分析,證實了局部幾何應力集中對過早裂損也有一定影響。
  12. 4 rig structure is separate group design, it assures good disassembility, rapid and convenient mount and transport, best working environment and lower labor strength as well as remote control and operation

    5鉆機為分體式,可拆好,搬遷安裝訊速方便並可遠距離操縱,一次搬遷完成施工操作員工工作環境好,勞動強度低。
  13. 4 rig structure is separate group design, it offers good disassembility, rapid and convenient mount and transport, better working environment and lower labor strength as well as remote control and operation

    4鉆機為分體式,可拆好,搬遷安裝訊速方便並可遠距離操縱,一次搬遷完成施工操作員工工作環境好,勞動強度低。
  14. The strength is a main mechanics performance index of the concrete. it has always been a focus of material scientific research of concrete. models about mechanics characteristic of concrete were mostly the understanding based on material macroscopical level of concrete in the past. its main characteristic turns the material ideal with heterogeneous, nonuniform nature into the even, continuous body and carry on modeling. this kind simplified and met project practice ' s demands to a certain extent, but it is difficult to study the influence produced toward strength of material of structure of the microcosmic or the mescoscopic within the concrete material with this kind of method

    以往有關混凝土力學特的模型大是基於混凝土材料宏觀層次的認識,其主要特點是把具有相、非均勻質的材料理想化為均勻、連續體進行建模,這種簡化盡管在一定程度上滿足了工程實踐的需要,卻難以用這種方法來研究混凝土材料內部微觀或細觀對材料強度所產生的影響,不能說明材料內部變化時強度的變化規律,也不能用於指導如何改進材料的組成和微觀而達到提高混凝土強度的目的。
  15. ( 3 ) the free - standing porous silicon films with continuous porous structure were prepared on single crystal silicon wafer by the method of anodic oxidation and electrochemical etching - electropolishing, and firstly used as the anode materials for lithium ion secondary batteries. the capacities of lithium ions storage and the process of charge and discharge of this nano - silicon anode materials as well as the influence of the structure of ps on behavior of storing lithium ions were inspected at length. on the other hand, through the process of charge and discharge in cells, the lithium of light metal element could be electrochemically doped into ps at different doping levels

    胡勁松河北師死大學碩士學位論文( 3 )利用陽極氧化法在單晶硅基底上制備了硅自支撐膜,並首次將這種具有連續的硅材料用作了理離子電池的陽極材料,考察了這種納米級硅陽極的儲鉀能和充放電過程,分析了材料對其儲理行為的影響;另一方面,利用這種電池充放電過程在硅中電化學引入了不同點綴程度的輕金屬鉀元素,考察了鉀點綴對硅自身,及至質所帶來的影響,提供了一種通過電化學方法插入埋離子從而連續調整硅發光質的有效方法。
  16. Silica gels have lots of unique capabilities, nicer heat - insulating property, low density with porous structure, good transparency, low reflect index, nice mechanical elasticity, big surface area, for instance. these properties made it to be applied in many fields as optics, catalysis, sensor, high - energy physics, mechanism and so on

    二氧化硅( sio _ 2 )凝膠具有許獨特的能,如良好的絕熱,密度低且具有,透明好,反射指數低,機械彈好,表面積大等,使其在光學、催化、傳感、高能物理、機械等領域獲得了廣泛應用。
  17. Loading grads is another non - structure coefficient influencing loading characteristics except loading frequency. the low grads characteristics are analyzed deeply by simulation, and found that applying structure invariance principle with acceleration compensation can reduce loading grads effectively. the dissertation also simulates and compares the systems with connect hole of different size, and founds that the size of connect hole has an optimized value

    加載梯度是除了加載頻率之外另一個影響加載能的非上的參數,論文作了大量的模擬分析來研究小梯度加載特,得出了具有加速度補償的不變原理可以有效的降低小加載梯度時的餘力矩的影響;通過對具有不同的總壓力流量系數的系統的模擬比較,得出了連通的大小在不同工況下存在一個最優的值,其開度需要合理的選擇。
  18. After a brief introduction to the excitation of semiconductor luminescence diode, the light - emitting machenisms of various new luminescence materials, including - and - semiconductor compounds and ps, the structures of different luminescence diodes, and their properties were discussed, and the application of semiconductor luminescence diode in modern science was presented

    在簡介半導體發光二極體的輻射復合基礎上,詳細討論了包括?族、 ?族化合物半導體材料和硅( ps )等新發光材料在內的各種發光材料的發光機理、發光二極體的與特.並介紹了半導體發光二極體在近代科學中的應用
  19. 2 ) morphology and electric properties of nanofilms of of tioi and batios two kind structures of tic > 2 nanofilms were obtained : the multihole network and the general granule film ; and the structure could be controlled by changing the preparation conditions

    我們所得到的si - tio2薄膜,表面具有兩種網路tio2薄膜和顆粒分佈均勻較平整的tio2納米顆粒薄膜。研究了兩類納米薄膜的微區電導特
  20. According to the requirement of innovation engineering in chinese academy of sciences, the work in this thesis focused on fabrication of soi material with epitaxial layer transfer of porous silicon and study of luminescence of modified porous silicon, and we obtained the following new results : the effect of doping and anodizing condition on the properties of porous silicon, including the microstructure, ciystallinity and surface morphology, has been studied systematically. it is found that the porous silicon and substrate have the same orientation and share a coherent boundary. but at the edge of pores, the lattice relaxes, which induces xrd peak moving of porous silicon

    Soi技術和硅納米發光技術研究是當今微電子與光電子研究領域的前沿課題,本文根據科學院創新工程研究工作的需要,開展了硅外延層轉移eltran - soi新材料制備與改硅發光能的研究,獲得的主要果如下:系統研究了矽片摻雜濃度、摻雜類型和陽極氧化條件等因素對、單晶能和表面狀態的影響,發現硅與襯底並不是嚴格的四方畸變,在硅/硅襯底的界面上,硅的晶格與襯底完全一致,但在的邊緣,硅的晶格發生弛豫。
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