酸性外膜 的英文怎麼說

中文拼音 [suānxìngwài]
酸性外膜 英文
acid mantle
  • : 酸構詞成分。
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ名詞1 (外面) outside; external side 2 (外國) foreign country 3 (以外) besides; beyond; in ...
  • : 名詞1. [生物學] (像薄皮的組織) membrane 2. (像膜的薄皮) film; thin coating
  • 酸性 : [化學] acidity; acidness; acerbic; acidic property酸性材料 acid material; 酸性促進劑 acid acceler...
  1. The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements

    結果表明:有機硅聚合物-聚丙烯酯梯度有一個較寬的玻璃化轉變溫區,玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展:有機硅聚合物-聚甲基丙烯酯梯度具有較好的熱學能;硅含量的提高有利於改善層的憎水能和紫吸收能。
  2. The results of x - ray diffraction showed that there somehow existed some mutual influence between the two components in sf / pego blend membranes, which restrained silk crystallize but induced the formation of silk ii in blend films. the result of thermal analysis indicated that the thermal stability of silk fibroin in the blend membranes was improved, which was attributed to the addition of pego. the amino acids analysis showed the pego and silk fibroin combined with the covalent bond, and the dissolubility of silk fibroin in membranes was decreased

    X射線衍射和紅光譜分析結果表明pego改絲素中,成的兩種組分間存在某種相互作用, pego抑制了絲素silk結晶,隨分子量的增加,促進了絲素silk結晶;熱分析結果表明pego的加入提高了絲素的熱穩定;氨基分析表明pego與絲素發生了共價交聯,中絲素在熱水中的溶失率大大降低。
  3. And ha molecules were synthesized in vitro utilizing excessive active udp - glca and udp - glcnac sugar nucleotide precursors in the presence of a divalent mg2 + or mn2 + ion

    經轉化大腸桿菌dh5a和iptg誘導表達,提取原生質在體利用活前驅物合成了透明質。以s
  4. Using diethanolamine as aminating agent and glacial acetic acid as neutralizing agent, aminated epoxy acrylic cationic resin was prepared. the effect of technology of aminated epoxy acrylic resin on properties of eletrodeposition was studied by conductivity meter and electrophoresis apparatus. it was shown that, conductivity firstly decreased, and then increased with aminating temperature increase. in contrast with putting polyacrylic resin into thin acetic acid solution, the more compact film could be achieved by neutralizing polyacylic resin with glacial acetic acid and then add it into water. when neutralizing temperature was enhanced, the speed of electrodepsidon was found to increase, and the film was also more compact. increasing the dn leads to enhanced conductivity and smaller particle size. when dn equaled to 80, the smoothest film could be achieved

    以二乙醇胺為胺化劑、冰醋為中和劑,合成了胺化環氧丙烯陽離子樹脂.採用電泳儀和電導率儀,研究了胺化環氧丙烯樹脂合成工藝對陰極電泳塗料電沉積的影響.結果表明,隨著胺化溫度的增加,電泳液電導率先下降後上升.將冰醋加入樹脂中中和,後用水稀釋,比樹脂在醋稀溶液中中和,電沉積能更好.電沉積速率隨著中和溫度的上升而增加,電沉積緻密相應增加.中和度( dn )愈高,電泳液電導率愈大,粒徑越小,而塗觀在中和度為80時達到最佳
  5. The extracellular 100pl ( ecl1 ) and ecl2 was linked by disulfide bond to maintenanced the stability of the protein secondary structure. in recent years, we showed that ccr5 as a co - receptor could interact with hiv - 1 infect ion. ccr5 was paid closed attention to since it was cloned in 1996. the aim is to - obtain the sequence of first extracillular domain of 3 chemokine receptor 5 ( ccr5 ) n - terminal gene fragment with high level expression in e. coli and to prepare its specific antibody f ( ab ' ) ;, and its detected method

    Ccr5具有g蛋白偶聯受體家族( g - proteincoupledreceptors , gpcrs )所特有的7個跨區( transmembrinedomains , tm ) ,呈螺旋, tm的氨基有很高的保守第一襻( extracellularloop1 , ecl1 )和ecl2之間有二硫鍵相連,以維持蛋白質二級結構的穩定
  6. Making spreading separator, and research the influence of dbp ’ s percentum and the dry tempareture. in order to find the influence of the succedent disposal, i have reseached the water disposal, the ultraviolet radiation disposal and the water disposal with the ultraviolet radiation disposal. making separator by dipping method, and research the influence of dbp ’ s and inorganic additive nm sio2 ’ s percentum mainly

    探討了增塑劑鄰苯二甲二丁酯( dbp )含量以及乾燥溫度對隔能的影響;研究了紫照射、水浴后處理對隔機械強度及其他能的影響;考察了增塑劑含量以及無機添加劑納米sio2含量對強化電解質隔能的影響。
  7. The enhanced photoconductive effect from small amount of tnf facilitates the preparations of new organic photoconductive devices under the drive of low fields. in the fourth chapter, inclpc nanoparticles embedded in poly ( n - vinylcarbzaole ) ( pvk ) were prepared successfully by dissolving inclpc in aprotic organic solvent / lewis acid with great concentration for the formation of electron donor - acceptor complexes, i. e., the method of complexation - mediated solubilization. the fabricated inclpc nanoparticles were characterized by means of uv / vis absorption, x - ray diffraction pattern, and tem

    論文的最後一章中,我們合成了具有較好的電子傳輸能的化合物』一二苯基四竣花酚亞胺( ddp ) ;研究了其溶解、熱穩定、晶體結構、紅光譜、紫吸收光譜和蒸鍍薄的屬,並用量子化學計算方法模擬其單分子的空間構型;載流子遷移率測試的結果約為ix10 「 、 m 』 v 」 』 ? s 「 』 。
  8. Under uv - irradiation of the xw11 / sio2 ( x = p, si, ge ) composite films, all as - synthesized films exhibited high photocatalytic activity on the degradation of aqueous formic acid ( fa ). it has been shown that aqueous fa can be totally degraded into co2 and h2o. the photocatalytic reactions followed langmuir - hinshelwood first - order kinetics

    結果表明,在溫和條件下(常溫、常壓和自然度) ,用近紫區的光能輻射以上體系時,三種多金屬氧鹽復合材料都具有較高的活,而且fa可被完全礦化為二氧化碳和水。
  9. By means of fs - ir absorption spectra, combined quality of c60 and carrier material and existence conformation of c60 are analysesed ; the principle that c60 influence thermo - optic effect of pmma is discussed by result of thermo - optic effect experiment. nonlocalized interference theory is deduced from nonlocalized interference definition, and the experiment of nonlocalized interference influenced by thermo - optic effect of c60 doped polymer film is performed. the research show that c60 doped pmma is physical blend, do not influence their form

    實驗中採用pmma (聚甲基丙烯甲酯)作為摻雜載體材料,通過傅立葉紅光譜技術,對c _ ( 60 )與摻雜材料的結合能及其存在形態進行了分析;由熱光特實驗結果探討了c _ ( 60 )對有機材料pmma熱折變影響的機理;根據不定位干涉定義對其進行了理論推導,並做了摻c _ ( 60 )有機薄熱光特對不定位干涉作用的實驗。
  10. On the base of the development of thick film pastes technology, ru - based thick film resistor pastes have been studied due to select conductive phase and inorganic binder. state - of - the - art techniques such as rolling, screen printing and sintering were used for sample preparation. effects of ingredients, printing parameters and sintering parameters, microstructure on the properties of thick film resistor ( trf ) have been analyzed with xrd, sem, dsc and electrical tests

    本文在跟蹤國內漿料技術發展的基礎上,以釕鉍/銀系厚電阻漿料為研究對象,通過選用合適的功能相和無機粘結相成分,以三輥軋制、絲網印刷和高溫燒結等制備工藝為技術特徵,採用xrd 、 sem 、 dsc等分析方法和電能測試手段,系統的研究了漿料中各相的成分配比、制備工藝參數,以及層微觀結構對厚電阻能的影響規律。
  11. The chief results and conclusion thus arrived at are as folloes : ( 1 ) the morphology and electrical properties of indium - tin - oxide ( ito ) films which were treated respectively by ethanol, naoh, sulfuric and oxygen plasma, were studied from microscopic view by atomic force microscopy, x - ray photoelectron spectroscopy and goniometer

    ( 1 )利用原子力顯微鏡、接觸角測試儀、紫分光光度計從微觀角度研究了乙醇、氫氧化鈉、濃硫、氧等離子體處理對ito薄的表面能和光電能的影響。
  12. For years, intravenous fat emulsions supply has been considered as a means of providing an efficient fuel to many tissues of the body and of preventing or correcting essential fatty acid deficiency

    脂肪乳劑是腸營養的重要組成部分,靜脈輸注脂肪乳劑除提供機體代謝所需的能量,還為機體提供了生物和生物活物質代謝所需的多不飽和脂肪,而且可以防止或糾正機體必需脂肪的缺乏。
  13. In this thesis, recent research of the er3 + - doped luminescence materials as well as its applications is reviewed, the main problems in this area are identified, related theories about luminescence of rare earth ions are introduced, and the near infrared and visible luminescen - ce of er3 + - doped borosilicate glasses and silicon oxynitride films have been studied in detailed

    本論文主要研究了硼硅鹽稀土玻璃和sin _ xo _ y薄材料中er ~ ( 3 + )的可見和近紅發光的質,主要內容和得到的結果如下: 1通過變化玻璃的配料組分,合成了含a1和w的硼硅鹽玻璃系列樣品。
  14. The components of green phosphatizing without heavy metal and nitrite at room temperature and its corresponding technological parameters were defined by orthogonal test and comprehensive assessment, and the appearance, film wight and corrosion resistance of phosphating film were examined and analyzed

    摘要通過正交試驗和綜合評定法,確定了一種不含重金屬鹽和亞硝鹽和環保型常溫磷化液的介質組成及相應的工藝參數,檢測分析了磷化觀、重和耐蝕能。
  15. Nonspecific lipid transfer proteins ( nsltps ) are small, soluble, basic proteins that can bind and catalyze transfer of lipids in vitro, however, we do not know their functions in vivo

    非特異脂轉運蛋白是一類分子量較小的可溶蛋白質,許多研究表明在體它能結合併跨運輸磷脂、糖脂和脂肪等物質。
  16. The nanocomposites have been characterized by four - point probe conductivity measurements, uv - vis, transmission electron micrograph. the results show that polyaniline / tio2 has higher conductivity ( xl0 compared with that " of eb, the uv - vis spectra properties of polyaniline / ti02 depend on the ratio of tio2 to polyaniline. the uv - vis spectra of nanocomposites doped with hcsa take place red - shift and possess higher conductivity and better solubility compared with those of nanocomposites and pani

    並對樟腦磺摻雜聚苯胺( csa - pani )的能,及其在不同的有機溶劑中的紫-可見吸收光譜進行了詳細的探索,本文還對csa - pani成進行了探索,結果表明: csa - pani在間甲酚中具有最好的溶解,並能保持基本的穩定,是成的理想體系。
  17. For settle a great deal popularize and apply exterior wall coating, this paper study on acid rain - resistant, pollute - resistant, false accelerated aging - resistant of them. therein to, acid rain - resistant test is acid rain simulate test by environment quality data in chongqing. ph value is partly 0. 690, 0. 610, 0. 613, 0. 453

    為了解決重慶市墻塗料不能大量推廣應用墻塗料的重大難題,本文主要試驗研究三種不同主要成物(純丙、硅丙、氟樹脂)的墻塗料的耐、耐沾污、耐人工加速老化等三大技術能指標,其中耐實驗是根據重慶市環境質量數據進行的雨模擬實驗, ph值分別為0 . 690 、 0 . 610 、 0 . 613 、 0 . 453 。
  18. Since viscosity of emulsion is important to elm separation process, it is necessary to research the viscosity of emulsion. during the study of separation of copper in the model industry waste by emulsion liquid membrane, some operating parameters are investigated, including the value of ph in the external phase, the concentration of acid in the internal phase, the concentration of copper in external phase, the concentration of surfactant, the kinds of carriers in the membranes phase as well as the concentration of carriers

    對乳液體系分離銅離子的研究,主要是考察分離條件(如水相的ph 、內水相的濃度,水相銅離子的濃度,載體種類、載體濃度、表面活劑的濃度等)對銅離子提取程度的影響,通過實驗得到,水相的ph值是乳液分離銅離子的一個重要原因,這主要是由於cu ( oh ) _ 2溶度積和界面反應的化學平衡決定的。
  19. With bacterial cgc as main subject, the tests had been done to elucidate mechanism of self - organization for macroscopic rhythmic structure. the dynamics of cgc forming was observed by special techniques of waving culture and microscopic culture ; the differences in outer structure of cell wall and flagella number had been observed by atomic force microscope scanning ; integrity of cell wall was examined under tem ; outer membrane protein was analysed by sds - page and various substance and factors for cgc formation were determined

    採用特殊的波動培養和顯微培養技術觀察潛生體形成動態;應用原子力顯微鏡掃描,比較細菌潛生體與繁殖體在細胞壁層結構和鞭毛數量的差別;用透射電鏡觀察細胞壁完整,以十二烷基硫鈉?聚丙烯酰胺凝膠電泳分析蛋白的改變,並通過實驗分析多種物質和因素對潛生體形成的影響。
  20. After enzyme restriction and sequencing analysis, the nucleotide data had been further analyzed by antheprot 5. 0 and clutalw softwares. the analysis results showed that the cloned dna fragment had a longest open reading frame ( orf ) of 1035nt, it predicted to be encoded a 344 - aa protein with the molecular weight of 36kda

    應用antheprot5 . 0 、 clustalw等分子生物學軟體分析,顯示主要蛋白前24個氨基是較強的疏水區域,可組成信號肽,其與omp基因的同源率達96 ,氨基的同源率高達98 。
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