耐酸性能 的英文怎麼說

中文拼音 [nàisuānxìngnéng]
耐酸性能 英文
acid resistance
  • 耐 : 動詞（受得住; 禁得起） be able to bear or endure
  • 酸 : 酸構詞成分。
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 能 : 能名詞（姓氏） a surname
  1. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    理化學研究表明，該病毒為rna病毒，對氯仿、乙醚敏感；胰酶試驗中，經37 、 1小時處理的病毒，仍然能夠在貓源細胞fcwf細胞上生長，並且毒力基本保持不變；耐酸性試驗中，病毒分別在ph5 . 0和ph3 . 0經37作用2小時，毒力僅下降一個滴度；耐熱性試驗中，該病毒在恆定溫度50 ，設定不同時間，從5分鐘到150分鐘，毒力均有不同程度下降，其中， 50作用30分鐘，病毒平均滴度下降2個單位； 50 ， 60分鐘， cpe消失；恆定時間1小時，設定不同溫度（ 50 - 60 - 70 - 80 ） ，病毒在細胞上完全喪失增殖能力， cpe消失。生物學試驗，利用實驗室現有條件，選擇不同的細胞系對該病毒進行培養，發現該病毒對貓源細胞fcwf最敏感； mdck細胞次之； f81細胞經多次傳代，亦可出現cpe ；而vero細胞則不敏感。血凝試驗表明，該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  2. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術，有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應，提高了聚合物大分子鏈中有機硅鏈節的含量；利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵，並通過對共聚產物力學和吸水率的測試，證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能；從分子設計角度出發，利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體： ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷；利用核磁共振對新型硅烷單體結構進行了證實；研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液，且其聚合產物具有較高的力學及耐水性能。
  3. Test method for acid resistance of vitrified clay pipe

    陶管耐酸性能試驗方法
  4. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異，因此表現為比普通混凝土更為較高的耐久性要求；負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能，才能夠滿足工程實際應用的要求，這也是負溫混凝土必須解決的兩大技術關鍵；通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討，採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線，通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ；並在此基礎上配製不同等級負溫高性能混凝土，開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究；通過對fd - 1組分和摻量的調整，優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  5. The result shows that the burned fly - ash has fine capability of the anti - acid and is practicable to be used in the particles strengthening anti - acid material

    實驗結果表明：經過處理的粉煤灰作為粒子增強耐酸膠凝材料中的耐酸材料具有良好的耐酸性能，用於粒子增強耐酸膠凝材料是完全可行的。
  6. The utilization of organosilicon which has higher bond energy and lower surface energy to modify the acrylate latex can markedly improve and enhance those properties mentioned above for acrylate polymers, and to date, it has become one of the most important research directions in this field

    利用鍵能較高、表面能較低的有機硅組分改性丙烯酸酯乳液，提高丙烯酸酯聚合物的耐高、低溫性及耐水性能，已成為丙烯酸酯乳液改性的重要方法。
  7. As the results, there are distinct hybrid effect between the steel fibre and kevlar fibre, carton fibre and aluminum silicate fiber, which is important to the friction coefficient. the carton fibre and kevlar fibre also have big influence to the friction coefficient for their good characters. the wood fibre has the same character as the carton fibre in the high temperature, being a kind of excellent filler y - 3 filler helps to improve the friction stability and wear - resistance of the friction material by increasing its content

    結果表明，鋼纖維與芳綸纖維、碳纖維與硅酸鋁纖維之間有明顯的混雜效應，對摩擦系數起著十分重要的作用，碳纖維、芳綸纖維自身由於其良好的特性，對摩擦系數也有較大的影響，木纖維在高溫時碳化，起到與碳纖維類似的作用， y - 3填料是一種優良的填料，它的含量增加可以提高摩擦系數的穩定性和耐磨性能。
  8. The properties of n - p intumescent flame - retardant made from urea - phosphate liquor were tested in this paper, the flame retardancy and applied performance of wood treated by this flame - retardant were measured

    摘要對用磷酸脲的結晶母液合成的氮磷膨高效脹型阻燃劑性能進行了研究，測定了經該阻燃劑處理后的木材的耐火性能和使用性能。
  9. 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酸鹽和環保型常溫磷化液的介質組成及相應的工藝參數，檢測分析了磷化膜的外觀、膜重和耐蝕性能。
  10. An easy protection method before the hard anodizing was developed

    試驗表明，硬質陽極氧化后鉻酸陽極化膜層的耐蝕性能良好。
  11. The result of numerical taxonomy indicated that there were high phenotypic diversity among the strains isolated from the root nodules of pueraria spp. it can been seen in utilization of carbon and nitrogen sources, antibiotic resistance, resistance to dyes and chemicals, tolerance to acid, acid production, alkali production, nitrate reduction et al. the dendrogram divided all the strains into

    數值分類對所有供試菌株進行了131項表型性狀的測定，結果表明，葛藤根瘤菌具有豐富的表型多樣性，表現在利用多種化合物作為唯一碳源、氮源能力，對抗生素、染料和化學藥物的抗性，耐酸性，產酸產堿情況，硝酸還原能力等方面。
  12. It ' s a two - component, solvent - borne, self - curing, inorganic zinc silicate paint with outstanding resistance against weathering and abrasion

    雙組份溶劑基自行固化的無機硅酸鋅塗料。漆膜具有優異的耐候、耐磨性能。
  13. The research work about durability of high - performance self - compacting micro - expansive concrete show that the micro - expansive function and micro - bubble producing function of mineral admixture h can improve the impermeability, frost - resistance ability and sulfate eroding resistance ability etc of self - compacting concrete

    研究了免振搗微膨脹高性能混凝土的各項耐久性能，結果表明：山于新型礦物添加劑h的微膨脹功能和微量發氣功能，研製成功的免振搗微膨脹高性能混凝土具有優良的抗滲性、抗凍性、抗硫酸鹽侵蝕等耐久性能。
  14. For concrete structure in the practical engineering, the non - mechanics damages, such as alkali - aggregate reaction, sulfate attack, carbonization, steel rust, freeze and thaw, and so on, are unavoidable due to the exist of erosive media. the deterioration form of mono or multi - factor influences on the concrete property of construction and durability greatly, and shortens the service life of the concrete to a large extent. permeability of concrete is the most important factor for these non - mechanics damages, so the permeability test of concrete is the normal and required item to study the durability of concrete

    實際工程中的混凝土結構，因侵蝕性介質的存在而使非力學破壞行為無處不在，這些非力學破壞行為包括堿集料反應、硫酸鹽侵蝕、碳化、鋼筋銹蝕、凍融等，單一的破壞形式或多形式的復合破壞作用對混凝土結構性能及耐久性能均有著較為嚴重的影響，在很大程度上縮短了建築物的服役年限，而這些非力學破壞在很大程度上取決于其滲透性，所以測試混凝土滲透性能是研究判斷混凝土耐久性的常規必測項目。
  15. Any of the products are up to the present domestic and overseas standard or over on the performance of appearance, polish, coating adhesive force, rigidity, alkali resistance, acid resistance, salt fog erode resistance, solvent resistance, boiling water resistance and climate resistance

    所有產品在外觀、光澤、塗層附著力、硬度、耐堿性、耐酸性、耐鹽霧腐蝕性、耐溶劑性、耐沸水性、耐候性等性能方面均達到或超過現行國內外標準。
  16. Sanitary appliances. resistance to acids at ambient temperature of enamelled surfaces. conventional test method

    衛生設備.搪瓷表面在室溫下的耐酸性能.常規的試驗方法
  17. Standard test method for acid, alkaline resistance for ceramic materials of daily use lump test method

    日用陶瓷材料耐酸耐堿性能測定方法
  18. Standard test method for acid, alkaline resistance for ceramic materials of daily use particle test method

    日用陶瓷材料耐酸耐堿性能測定方法
  19. The suitable formulation is determined by detecting drying time, adhesion, impact bearability, mar resistance, gloss development, scrub resistance, alkali, acid, and gasoline resistance

    測定地坪塗料的乾燥時間、附著力、耐沖擊性、鉛筆硬度、光澤、耐磨性、耐堿性、耐酸性、耐汽油性等性能，確定合理的塗料配方。
  20. However, acrylate based polymers possess poor higher and lower temperature resistance and poor waterproofness due to their macromolecular structures

    但是丙烯酸酯聚合物的分子結構決定了它耐高、低溫性及耐水性能較差。
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