孔隙溶液 的英文怎麼說
中文拼音 [kǒngxìróngyè]
孔隙溶液
英文
pore fluid-
Percolation mechanism of polymer solution through porous media
聚合物溶液在孔隙介質中的滲流機理All fibrous formations form from saturated solutions being squeezed out of pores in the bedrock ( usually limestone ) and depositing at they hit air
所有纖維狀沉積物都是由基巖(通常是石灰巖)的孔隙中受壓的飽和溶液形成的,當他們遇到空氣,就結晶沉積下來。The limited hydrothermal karst and mixed zone beneath the anticline axis controls the porosity distribution of ordovician system and it is anticipated that surroundings of the axis of fold formed by compressional reverse orverthrusting during indo - chinese epoch and the coordinated area of morphology of anticline in the screen of buried hill and that of top surface morphology is the best position for development of the reservoir
局限的熱液巖溶和裸露的背斜軸部之下的混合帶對千米橋潛山奧陶系孔隙分佈具有重要控製作用,預期在印支期擠壓逆沖作用形成的背斜軸部,特別是潛山內幕背斜形態與潛山頂面形態相互協調的區域,應是儲層發育最好的部位。The pore diameter was very tiny so that it could prevent hydrotropic solution entering into the pore
二是孔隙的尺寸很小,水溶液不能滲入到孔隙,不能到達基體。From sem of the polymer, we can found that, the polymer containing no dbp made by solvent of nmp had more and large pores than solvent of dmac, so it had larger liquid uptake and higher ionic conductivity
從sem測試圖上也可以看出,不含dbp時,溶劑為nmp條件下制備的聚合物膜孔徑比溶劑為dmac時大,孔隙多,吸液率大,離子電導率高。Through experiment and analyzing the changes of the thickness, rigidity, tensile strength and the opening rate of the conduits caused by the different kinds of coating material, the thickness of the coating and the different braiding structures, we investigate the physical and mechanical, properties of the braided conduits. the results show : the chitosan is easy to form the film structure on the surface of the conduits increasing the conduits ' rigidity clearly ; the rigidity and opening rate of the braided structure with inserted reinforcing yarn are better than the others, this will prevent the conduits collapsing and distorting effectively in the practical uses, so we select conduits of this structure for animal experiment
在導管的物理機械性能研究方面,本課題通過塗層劑的種類( pgla丙酮溶液和甲殼胺漿液) 、塗層劑的厚度、導管的編織結構三個方面分析它們對導管的厚度、硬挺度、拉伸強力和孔隙率等性能的影響。測試結果顯示:甲殼胺塗層易於在導管表面成膜,對導管的硬挺度有明顯提高,塗層效果較好;加筋結構神經導管在硬挺度和孔隙率方面優于其它導管,能有效防止導管在實際應用中的塌陷變形。The pretreatment, effect of bath compositions and operation conditions such as temperature, currenty and time on compactness of the zinc and cu / ni / cr coatings have been investigated. the relationship of operation conditions to thickness of the coatings was studied by weight method. the specimens have been pickled in nacl or sulfate acid solution to evaluate the porosity of the coating
研究了鎂合金電鍍前處理工藝,電鍍鋅、電鍍銅/鎳/鉻工藝配方及其施鍍溫度、電流密度和時間對鍍層緻密性的影響;採用稱重法研究施鍍工藝與鍍層厚度的關系,利用nacl溶液和硫酸溶液浸泡試樣來考察鍍層孔隙率,採用劃痕試驗和熱震試驗檢驗鍍層的結合力,採用金相顯微鏡和掃描電子顯微鏡觀察鍍層表面形貌。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參數)體系所制備的多孔膜形貌等需深人研究Cr particles were enclosed by cr - w solid solution alloy after cr powder and w powder were sintered if the grain size of cr powder is larger than w powder. around cr particles more cr - w solute was formed with prolonging sintering time. during infiltration process, cr was dissolved and moved into the pores in w skeleton by cu liquids and made w skeleton become w - cr skeleton
粒度較大的cr粉和粒度較小的w粉混合燒結后,形成crw固溶體合金包圍cr塊的組織形貌,燒結時間越長, cr塊周圍形成的crw固溶體越多;熔滲過程中, cr被cu液溶解並轉移到w骨架之間的孔隙中, w骨架則轉變為cr - w骨架。This demonstrates that gpp molecules have intercalated into the nanoscale interlayers of graphite sheets as well as the pores ( from nanoscale to microscale ) of eg networks. the large structure - occupation of the formed eg - gpp networks results in low ? c, high b and excellent conductivity of the nanocomposites, for instance, the electrical conductivity at room temperature is up to 2. 49x10 - 3 s / cm at 3. 90 vol % eg content. 2
證明gpp分子通過溶液插層已充分插入eg網路納米尺度的石墨片層之間和從納米到微米尺度的孔隙之中,所形成的eg ? gpp復合網路具有大的結構佔有體積,因而材料具有低_ c 、高b和優異的導電性, 3 . 90vol eg含量下,室溫體積電導率達2 . 49 10 ~ ( - 3 ) s cm 。To improve the fluorescent intensity of the dyes in alumina film, a series of experiments were conducted. to enlarge the diameter and extend the length of the pores, improve the porosity, and increase the concentration of dye solution can increase the quantity of dye in alumina film. therefore the fluorescent intensity of the dye in alumina film can be enhanced greatly
做了一系列實驗考察了如何提高染料鑲嵌膜的光致發光強度,發現通過改變多孔鋁的孔徑尺寸、空隙率、染料在溶液中的濃度等,以此增加鑲嵌在多孔鋁孔中的染料分子數量,可大幅度提高染料鑲嵌膜的熒光強度。Accumulating model of steel balls was used to simulate the pore distribution in the coating the pore distribution in the direction of coating thickness was self - existent and could not join to intercommunicating pore
分析結果表明有兩個主要的原因致使鍍層不會產生水溶液介質的孔隙腐蝕:一是在鍍層厚度方向上孔隙是獨立的,不會相互連接形成通孔。分享友人