有效多孔性 的英文怎麼說
中文拼音 [yǒuxiàoduōkǒngxìng]
有效多孔性
英文
efective porosity-
The results show that " the frame - pack rolling " technology can increase the densify, avoid cracking during rolling, and effectively improve the deformability and mechanical properties of the spray deposited porous aluminum alloy sheets
結果表明:外框限制軋制工藝提高了噴射沉積多孔材料的緻密度,避免了軋制過程中裂紋的形成,有效地改善了噴射沉積板坯的軋制性能及材料的力學性能。Ceviar living cells, which undergo devision 200 times faster than normal cells, contain a great variety of activated factors that stimulate fission of both organism and cells, and regeneration of cells, improving micro circulation and supply of nutrients, reducing melanin, and thus growing vitality and skin springiness, resulting from less wrinkles and shrinking pores
魚子活細胞有旺盛的生命力,它的細胞分裂頻率比成熟細胞強200倍,內含多種活性因子,可啟動人體組織細胞的分裂和活化,刺激老化細胞更新再生,改善微循環,淡化黑色素,其高分子蛋白質有效的補充人體細胞和皮膚細胞的養份,增強機體活力和皮膚的彈性,修護鞏固基底層細胞組織達到去除皺紋、收緊毛孔、提升皮膚的顯著美容效果。When the water - air ratio increases, air ' s changing quantity of enthalpy and absolute humid will be enhanced. at last, the paper analyses the data from single factor experiment by mathematics method and gets relationship formulas about the nozzle flux, valid humidifying quantity and air ' s enthalpy changing quantity
最後,對上述單因素試驗得到的數據進行數學分析,運用線性回歸分析、多項式回歸分析和非線性回歸分析的數學方法,得到影響撞針型高壓小孔徑離心式噴嘴的噴嘴流量、有效加濕量和空氣焙變量的數學關系式。This material has the ability in humidity absorbing and releasing and evaporate cooling. through theoretically analysis on this new building material - porosity moisture - conditioned material, a testing equipment is set up, the performance curve of the moisture - conditioned material ability in humidity absorbing and releasing and evaporate cooling is obtained, meanwhile, porosity moisture - conditioned material ' s validity to building energy efficiency design is proofed
在分析這種新型建築材料多孔調濕材料的理論分析基礎上,搭建了測試風道並進行了實驗研究,得出了調濕材料的自動吸放濕能力及蒸發冷卻性能曲線,證明多孔調濕材料對于建築節能設計的有效性。Poly ( vinylidene fluoride ) ( pvdf ) hollow - fiber porous membranes have excellent performances. but adsorption fouling will still be created on the hydrophobic surface when the membranes are used in aqueous solution separation systems. this can cause the decrease of the permeate flux and separation efficiency, thus the applications of the membranes are limited
聚偏氟乙烯( pvdf )中空纖維多孔膜具有優良的性能,然而由於其表面的疏水性,在用於水相體系分離時,仍會產生吸附污染,導致膜通量和分離效率下降,應用范圍受到限制。According to its configuration, the monolith is considered to be a porous media. based on the monolith model and the use of software fluent, the research on the light - off characteristic and conversion efficiency of three - way catalytic converter is processed
在所建催化轉化器模型的基礎上,根據載體具有分佈細小孔道的特點,將其作為多孔介質處理,利用fluent軟體,對冷起動階段三效催化轉化器的起燃特性和轉化效率作了數值模擬。The edge detection approach based on cp neural network is valid to overcome the randomness of fragment dispersing and complexity of distribution of perforation holes. applying neural network approach, the influence of the negative factors is reduced in artificial detection and statistics. in this way, the target image was detected exactly and successfully
基於cp神經網路的邊緣檢測方法有效地克服戰斗部破片穿靶試驗中破片飛散的隨機性和破片孔分佈的復雜性,從而減小了人為檢測和統計中諸多不利因素的影響,完成對靶板圖像的準確檢測。Series of dispel virus and pox : suit middling dry and grow pox skin comprise dp - 300 can dispel bacterium who keep in touch with skin, effectively cleanup pore harmful toxin and dirt further at the same time, prevent and suppress the pox come into being
清毒祛痘系列:適合中乾性及多痘肌膚含dp - 300 ,有效祛除與皮膚接觸的細菌,同時進一步幫助清除毛孔內有害的毒素和污垢,防止及抑制青春痘粉剌的生成。The effect of thermal conductivity of membrane on the distribution of temperature in the fuel cell is discussed, and the effect of inlet velocity and porosity of porous diffusion layers on the fuel cell performance are analyzed
討論了質子膜的導熱率對電池內溫度分佈的影響。分析了進料速度和多孔擴散層孔隙率對電池性能的影響,結果表明較快的進料速度和較大的擴散層孔隙率都能有效提高電池的性能。Ceramic grain filters ard made of refined pottery clays added with certain modifiers, and processed of grinding, mixing, shaping and high temperature sintering. they do not contain any substances that harmful to people or environment. they are hard and rough in surface, porous inside the structure, and have the advantages of high mechanical strength, large specific surface area and porosity. when used in water treatment, they behave a activated surface property, a great amount of pollutant entrapment, less water head loss in the filter bed, lower consumption of back - flush water, stable in chemical and gbiologic property, and long service life, ceramic grain filters is a new and efficient filter material to increase the water yield, upgrade the water quality, and save chemicals and energy
陶粒濾料是以精製陶土為主要原料,摻加適量改性劑,經粉碎,混練,成型和高溫煅燒而製成的,不含任何對人體和環境有害的物質.其表面堅硬,粗糙,內部疏鬆,多孔,具有機械強度高,比表面積大,孔隙率大的特性.用於水處理中,具有表面性狀好,截污能力強,過濾水頭損失小,反沖洗耗水量低,化學穩定性和生物學穩定性好,使用壽命長的特點.陶粒濾料是一種能增加水產量,提高出水質量,節省藥劑和能耗的新型高效過濾材料The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered
建立了考慮濕積累過程的瞬態熱濕耦合模型,在方程中引入了濕積累項;發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕量的動態預測;首次提出了一種基於有效有限差分法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值分析方法,求解過程中考慮了瞬態邊界條件,從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤差,對于多層結構每一層物性參數的非連續性,則採用了有效的有限差分逼近處理。The effect of polarons on the luminescence properties of quantum dots ( qds ) is an important problem in qd research and applications. we review the recent progress in the concept, possibility and size dependent energy variance of confined polarons in various qds. we suggest that the formation of polarons is related to intrinsic and / or extrinsic phonons and that the idea of confined polarons that we recently proposed can be used to explain the specific spectrscopic characteristics of oxidized nanosilicon systems, even single nanosilicon structures. this model may help to reveal the luminescence mechanism of porous silicon
量子點中的極化子效應是當前量子點研究中的重要問題,其特徵急需了解.文章在綜述了量子點中限域極化子的概念、可能性和能量隨尺寸的變化規律之後,提出了界面限域極化子模型,該模型首次指明本徵聲子和外來聲子都可能對界面限域極化子的形成有貢獻.作者利用此模型分析了多孔硅體系中的光譜特徵,證實了表面覆有氧化層的納米硅的行為十分符合量子限域極化子的特徵.這一極化子模型與單個納米硅結構的發光譜十分一致,此結果對最終揭示多孔硅發光機理有重要意義( 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多孔硅自支撐膜,並首次將這種具有連續多孔結構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性能和充放電過程,分析了材料結構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多孔硅中電化學引入了不同點綴程度的輕金屬鉀元素,考察了鉀點綴對多孔硅自身結構,及至性質所帶來的影響,提供了一種通過電化學方法插入埋離子從而連續調整多孔硅發光性質的有效方法。The effective permeability is a relative measure of the conductance of the porous medium for one fluid phase when the medium is saturated with more than on fluid
有效滲透率是在多孔介質被多種流體飽和時,對單一流體相孔隙介質傳導性的相對度量。It had excellent biocompatibility and biodegradable capability. this material could induce the production of new bone and played the role of osteophony to repair bone defects, hence it was an ideal bone transplanting materials
- tcp多孔生物陶瓷是一種性能優異的骨替代材料,它能在自身降解的過程中發揮骨傳導的作用,有效修復骨缺損。With the method of the lie group transformation, the symmetry of the equation governing one dimensional finite strain consolidation is discussed and, from the point of the symmetry, the feasibility to obtain the analytical solution of these nonlinear partial differential equations is discussed. where - after exact or approximate analytical solutions focused on different consolidation problems are obtained, these including : under some assumptions of relations of the void ratio with coefficient of permeability and effective stress, the method of lie group transformation is applied to solve the non - linear partial differential equation of large strain consolidation of homogenous saturated clay soil in semi - infinite domain with the consideration of the material and geometrical nonlinearity during consolidation procession. the implicit exact solution without considering the effect of self - weight of soil is obtained
運用lie群變換方法討論了一維大應變非線性固結方程的對稱性,以及在該對稱性的意義下求解這類非線性偏微分方程解析解答的可能性,並就大應變非線性固結問題的多種情況求得了其完整的或者近似的解析解答,具體包括:基於有效應力與孔隙比以及滲透系數與孔隙比之間的關系的一些假定,採用李群變換求解考慮材料非線性和幾何非線性的半無限均質土體大變形固結非線性偏微分方程,得到了一個不考慮自重固結的完全解析解。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性能的非結構上的參數,論文作了大量的模擬分析來研究小梯度加載特性,得出了具有加速度補償的結構不變性原理可以有效的降低小加載梯度時的多餘力矩的影響;通過對具有不同的總壓力流量系數的系統的模擬比較,得出了連通孔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。The problems and shortage of previous reinforce and protection materials used for porous relics were understood on the basis of completely overview to their structure characteristics and property, to the influence factors, deterioration characteristics of the cultural object, as well as evaluation methods. on the other hand, the structure feature, special characteristics and the viability assessment in cultural relics of fluorinated polymers were proposed in this paper. so, a possible research way, including the synthesizing of fluorinated polymers, the completely and systematically study of the polymers in the reinforcing of cultural object, and final application to true cultural object protect, was proposed
本文對多孔文物結構特點、風化條件和特徵以及目前國內外的相關文物加固保護材料及表面封護材料的種類、性能、應用條件、保護效果、評估方法等全面系統的綜述,對多孔質無機文物保護材料存在的問題或缺限有了進一步的了解;通過含氟聚合物結構特點、獨特的性能、研究進展及含氟聚合物在文物保護應用中的可行性分析,提出了從文物特點、保護原則及要求出發,合成多功能的含氟聚合物,全面系統地研究這些聚合物在多孔文物中的保護效果,並應用於真實文物保護的可行性研究思路。In addition, the bioactivity of the composites greatly depends on their morphology, the composite with surface open pores demonstrats excellent bioactivity, and the composite with interconnected pores shows potentially good bioactivity, while the dense composite shows ordinary bioactivity. this work provides an effective way to prepare high quality ha / pmma composites, and enriches the understanding of bioactive behavior of the composites
在該懸浮液中加入聚甲基丙烯酸甲酯( pmma )能形成ha pmma復合材料,該復合材料制備技術對有機母相中ha顆粒的大小、分散性、 ha含量及復合材料形貌(緻密、多孔、孔徑大小及連通性)能夠進行有效的調控;本工作中獲得的harpmma復合材料表現出較好的生物活性和力學性能。Lime - soil compaction pile is one of the most normal and effective soil improvement methods in loess area, especially in collapsible loess ones. there is few analysis and study about the compaction characteristic of soil between piles when making holes. the evaluation methods about the compacted effect between piles are different in the various standards on soil improvement
灰土擠密樁作為黃土地區,特別是濕陷性黃土地區最常用、最有效的地基處理方法之一,但對樁間土在成孔過程中擠密性狀的分析和研究不是很多,在歷次規范中,對樁間土擠密效果的評價方法各不相同,也就是對樁間土中最具有代表平均擠密效果的點的選取存在差異。分享友人