散孔的 的英文怎麼說
中文拼音 [sǎnkǒngde]
散孔的
英文
diffuse-porous-
That is the premise of the bg / ha electrophoresis codeposition. the laws of the electrophoresis deposition of the bg and ha partic les were found by the study on each of their deposition under the different conditions. the electrophoresis codeposition of the bg and ha particles had been studied and the bg / ha graded coating, which is compact in the bottom layer and porous near the surface layer, had been prepared on the surface of the dental implant after the low temperature heat treatment ( about 740 ) and fast firing ( 50 - 80 / min, heat preservation time was 5 - 8min. )
以bg微粉和ha微粉作為塗層原料,通過研究bg和ha微粉在非水介質中的分散情況和帶電特性,選擇冰醋酸為介質,使分散在其中的bg顆粒和ha顆粒表面均帶上正電荷,為電泳共沉積提供前提條件;通過對不同條件下bg 、 ha各自電泳沉積的研究,探索出了兩者電泳沉積的規律;通過對bg和ha在冰醋酸中電泳共沉積以及后續低溫( 740左右)快燒( 50 ? 80 min ,保溫5 ? 8min )熱處理的研究,在鈦合金牙根種植體基體上成功制備出了底層緻密而表層多孔的bg ha梯度塗層。The method of crack - division is used to make radial cracks at the edge of cavity. a series of integral equations for determining the dsif at tips of anti - plane crack are set up in terms of the green ' s function
按「契合」的方式和採用裂紋切割技術構造出孔邊徑向界面裂紋對sh波散射的模型,利用green函數建立直接求解m型裂紋尖端動應力強度因子的定解積分方程組。Do some necessary calculations and decide on the general scheme of compton back - scattering imaging scanner to the real wall inspection. include the selection of radioactive source, the calculation of compton back - scattering beam, the calculation of the basic condition of finding out the different materials and the determination of some important parameters as well. 3
其主要內容包括入射源的選擇,散射粒子的理論計算,發現異物的最低條件計算以及系統的一些重要參數的確定,主要包括:放射源的選擇,散射角的確定,后準直器的形狀與尺寸,前準直器的尺寸,前準直孔的大小,檢測器的種類與型號,檢測器的效率等。The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected
用蒙特卡羅模擬方法對中子應力衍射譜儀的設計方案進行了優化研究,提出了一系列可供參考的數據:確定了單色器的位置、尺寸、垂直聚焦單色器在不同起飛角下的聚焦曲率半徑和傾角;討論了第二準直器的尺寸和發散,以及使用第二準直器造成的強度損失;給出了在不同單色器反射面、起飛角、中子波長和第一準直器發散度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限束方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。The mechanism of the crisis is the sudden appearance of a periodic orbit with mixed - dissipative property inside a chaotic quasi - attractor ; 2. the escaping hole can be defined as the area completely dominated by traditional dissipative property that is confined by the dissipative - induced gap. to our knowledge, such a crisis has never been observed yet
這種半耗散激變具有兩個鮮明的特徵: .這種激變的機制是一個混沌類吸引子中突然出現一個具有混合耗散性的周期軌道,從而使原混沌類吸引子突然轉變為一個混沌類瞬態; .這種激變的逃逸孔洞是一個受到耗散性導致禁區的邊界限制的「完全傳統耗散性主宰區」 。The calculation results show that the radius of the gas channels in the reaction layer and the porosity and average pore radius of the gas - diffusion layer seem to be less important for the performance of the electrode
模型結果表明對于電極性能而言,氣體擴散層的孔隙率與平均孔徑以及反應層氣體通道的半徑,相對其他參數來說顯得不太重要。Generally, the membrane thickness is much larger than the pore dimension. therefore, the resistance of the pore channel was the control resistance of the membrane diffusion process. while the existences of the stephen diffusion and pore interaction well explained the reason why the total membrane surface would be used as the interfacial area through where the mass transport took place
盡管由於膜的厚度比孔的尺寸要大很多, stephen擴散以及孔之間的相互作用對通過膜的總擴散阻力影響很小,但它們存在的結果是使整個膜表面的氣體濃度趨於一致。The human eye is not a perfect optical system, we analyzed the optical factors of affecting the human eye vision quality, such as diffraction on small pupil, the aberration of the eye system, the size of the pupil, illumination arid optical dispertion
摘要人眼作為一種光學器官,存在著一些光學缺陷,從物理學的角度分析了小瞳孔的衍射效應、眼球光學系統的像差、瞳孔尺寸、照明度和光學散射等對人眼視覺質量的影響。Using this scattered wave function and moving coordinate system, the problem can be summarized to scattering of sh - wave by multiple circular cavities in infinite space and the boundary conditions can be satisfied
利用這一波函數,則可將該問題轉化成為一個對無限空間中相鄰多個圓形孔洞對sh波散射的求解問題。The gettering processes usually are estimated by gettering of au to nanocavity in silicon. in this paper, the characteristics of nanocavity gettering mechanism, diffusion and distributing of aurum and ion implantation in silicon were described. in this work, many bumps on the polishing surface of the silicon, after a he + impantation in and subsequently a hot - treatment, were observed using atomic force microscope ( afm )
我們注意到,在研究氫、氦離子注入誘生微孔的吸除作用時多以對金雜質的吸除效果來對吸除工藝進行評估,因此本文對微孔吸除機理、金在硅中的擴散和分佈以及半導體中離子注入的特點進行了描述。The corresponding programs in matlab language were presented for various operating mode computations. thus, the excess pore - pressure and void ratio distribution along space - time could be derived. the degree of consolidation, which could be expressed by excess pore - pressure or deformation, was derived for various operating mode and its ’ characteristics along space - time showed rules of warping soil consolidation under osmotic pressure
應用matlab語言編制計算程序對各種工況的超孔隙水壓力消散、孔隙比隨時間和空間的變化進行了求解,對各種計算工況得到的以孔壓和變形表示的固結度的變化規律進行分析,說明滲壓體積力作用下淤填粘土的固結隨時間和空間的非線性分佈特性。The polystyrene particles with 2. 8 micrometer mean diameter were prepared by dispersion polymerization and hollow porous micro - sphere were prepared by extraction after seeding emulsion polymerization. particles with multi - hollow structure were obtained and characterized by sem, additionally the mechanism and factor about formation of porous structure were also discussed. to prepare the biodegradable nano - particles, reversed - phase micro - emulsion and ionotropic gelation methods were used
利用分散聚合法制得了粒徑約為3 m的聚苯乙烯種子微球,再通過溶脹、交聯、種子乳液聚合及萃取處理,最後得到中空多孔的聚合微球,並討論了其成孔機理和各博士論文功能型復合超微粒子的制備研究因素的影響。All materials shall be structurally sound and appropriate for safe use. product durability shall be ensured by the use of corrosion - resistant metals such as stainless steel, and coatings such as zinc - plating, galvanizing, and powder - coating on steel parts, subject to the project - specific requirements below
具抗黴菌性,絕不會因黴菌而腐爛-網布是多孔的,在陽光下熱氣透過網孔而散發,達至散熱功能-可抵受冰雹侵襲Then we consider the problem as a " conjunction " problem : according to the solutions for wave problem in interface between two conjunctive homogeneous elastic half - spaces as well as the scattering problem of sh - waves by an arbitrary - shape - cavity in homogeneous material, we divide the elastic space with an interface cavity into two parts along the interface, each is elastic half space with an arbitrary - shape - canyon. and then dividing surfaces are loaded with undete rmined antiplane forces, and with some antiplane reacting forces to appear cracks
然後將界面任意形孔洞和孔邊裂紋對sh波的散射問題視為「契合」問題:即從兩個相互契合的完整彈性半空間的界面波動問題和彈性均勻介質中任意形孔洞對sh波散射的解答出發,沿界面處將含孔洞的彈性空間剖分為兩個含有任意形凹陷的彈性半空間,在其剖分表面上加置未知的反平面荷載,在出現裂紋的位置加置反平面反力構造出裂紋。And then the solutions for displacement mode of scattering wave at far field and scattering cross - section are provided at the interface cavity when it is ellipse and diamond
在求解了界面孔對sh波散射的近場解的基礎上,進一步研究了其遠場特性。給出了界面橢圓孔和方孔的遠場位移模式和散射截面的解答。Methods of test for masonry units - part 19 : determination of moisture expansion of large horizontally perforated clay masonry units
圬工單元試驗方法.第19部分:大型水平打孔的粘土圬工單元潮氣擴散的測定The influences of cavity shape, property of media, wave numbers and angle of incidence upon the property of scattering wave at far - fields are discussed
討論了孔的形狀、介質的性質、入射角和波數對散射遠場特性的影響。A unique solution with traveltime for the p - sv wave conversion point in a horizontal reflector
波與界面多圓孔的散射及動應力集中The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer
另外它作為基體的另一個突出的優點是制備的溶脹復合膜( scf )中的溶劑與電解液中的溶劑相同都是水,克服了以前膜內外不同溶劑之間擴散的問題,結果使得電流最終趨於一種穩態,因此可以更好實現用電化學條件來控制mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構性能特點使得碳作為陰極材料時有利於溶漲復合膜( scf )與電極表面的結合以及膜的剝離,因此是作為陰極的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離子在膜內的遷移,從而對mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離子的濃度也有利於銅在膜中的沉積生長。Since the novel m41s mesoporous materials ( particularly mcm - 41 ) was firstly reported by mobil ' s researchers, much attention has been paid to this kind of materials. they have not only larger surface area, uniform pore structure and huge pore volume, which can reduce bottleneck phenomenon in molecular diffusion, but also higher mechanically and chemically stability as new inorganic materials. these materials have been widely used as catalysts, sorbents and separation materials as they were synthesized firstly
介孔材料作為一種新型功能材料,由於其具有較大的比表面積、長程有序的孔道結構、較大的孔容、良好的擴散性能和能夠減小分子擴散中的瓶頸效應等特點,以及作為無機材料所具有的機械和熱穩定性,所以自1992年mobil公司開發研製了以mcm - 41為代表的m41s系列介孔材料以來,被廣泛應用於催化、吸附和分離等領域。分享友人