首塗層 的英文怎麼說

中文拼音 [shǒucéng]
首塗層 英文
primer
  • : Ⅰ名詞1 (頭) head 2 (首領) leader; head; chief 3 (表示方位) aspect 4 (姓氏) a surname Ⅱ動...
  • : Ⅰ動詞1 (抹) spread on; apply; smear 2 (亂寫或亂畫) scrawl; scribble 3 (抹去) cross [blot; s...
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • 塗層 : paint-coat; paintcoat; coat; coating; covering; lining; wrapping flux
  1. The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm

    本論文以開發無機?有機復合納濾膜為出發點,先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的基膜;選用聚乙烯醇和聚酰胺為表面功能材料,分別探討了以羥基丁二酸和磺基水楊酸為混合交聯劑,採用浸法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二甲酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。
  2. With regard to the protection system of inorganic zinc - rich primer + epoxy micaceous iron oxide intermediate + polysiloxane finish having been used for major bridges for the first time and the anti - rust and anti - slip inorganic zinc - rich coating used for the bolted and welded surfaces of the bridges, the paper describes the protection system and coating workmanship in considerable details from aspects of the material properties, construction methods and coating inspection

    針對在大型橋樑上次應用的「無機富鋅底漆環氧雲鐵中間漆聚硅氧烷面漆」的防腐體系和栓接面採用的無機富鋅防銹防滑料,從材料特性、施工方法及檢驗等幾方面做了較詳細的論述。
  3. The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function

    作為遺傳演算法的具體實施:根據本實驗室近來研製的吸波材料,建立了吸波材料的相關數據庫;構造了能真實體現「薄、輕、寬、強」優化目標的目標函數;根據材料的實際數量以及厚度精度要求、吸收劑體積分數精度要求,建立了能動態擴展相應碼長的自適應編碼方法;創了通過動態跟蹤變量的約束條件來控制總厚度的解碼技術,以此實現了在不弱化寬頻、高強的吸波性能目標的同時,兼顧到薄、輕質的使用性能要求;在解碼時通過動態跟蹤厚度變量的約束條件,實現了多單組分吸波對重量輕的要求;通過動態跟蹤厚度變量的約束條件和吸收劑體積分數的約束條件,實現了多多組分吸波對重量輕的要求;使用權重系數變化法,實現了吸波的分頻段吸波性能要求。
  4. Unics is making a continuing effort to reinforce its product line, which includes a wide variety of industrial equipment beginning with parts feeders, by making use specialized urethane, teflon and nylon coating technology and engineering plastic processing technology

    股份unics公司以聚氨酯料為主,通過特氟隆尼等特殊表面技術和工程膠環加工技術生產插件為的各類產業器械,力求強化產品的系列。
  5. In this paper, the history, basic process and characteristic of the sol - gel theory and technology are first introduced in brief. then it presents the newly research progresses and the applications of the sol - gel method in preparing bulk, fiber, coatings and films, powder and complex materials. then the kind of sio2 - zro2 gel bulk glass - ceramic is prepared by using sol - gel method and the water - exchanging method

    本文先簡要介紹了溶膠?凝膠理論和技術的歷史背景、基本工藝過程及特點,並著重評述了溶膠?凝膠技術在制備塊狀、纖維、薄膜與、粉末和復合材料方面的最新研究進展及其應用;採用溶膠?凝膠法與水置換法制備了尺寸較大的sio _ 2 - zro _ 2系玻璃-陶瓷,採用分步水解法制備了摻釹sio _ 2 - al _ 2o _ 3激光玻璃-陶瓷。
  6. Firstly, this paper describes the optimization problem of thermal stress of fabrication process and steady work process for the hollow cylinder and the infinite plate. then, thermal stress distribution is calculated making use of theoretical formulation and the results can be validated by finite element method. in optimization, the restriction condition is heat insulation performance and the objective function is danger coefficient

    本文先對平板結構和圓筒結構梯度在制備過程和穩定工作狀態下的熱應力優化設計問題進行描述,然後分別用解析法求解兩種結構的梯度在制備過程和穩定工作狀態下的熱應力分佈,並採用有限元方法驗證了熱應力分佈的結果,在優化設計時,以危險系數為目標函數,以的隔熱性能為約束條件進行設計。
  7. The moment method is used to calculate the rcs of three - dimensional targets in this paper. these targets include conducting targets, dielectric targets and coat targets. triangular patches are used to model the surface of the target, then electric field integral equation ( efie ) and magnetic field integral equation ( mfie ) are built which satisfy the boundary conditions. the rwg vector base functions are used to denote equivalent electric current and magnetic current on the surface of the target. finally use the galerkin method ( rwg vector base functions are basis function and test function ) to transform integral equations into matrix equation. when obtain the equivalent electric current and magnetic current, we can calculate the scattering field and the rcs of the target

    本文利用矩量法計算了三維導體目標、介質目標、目標的雷達散射截面。先採用三角形面元對物體表面幾何形狀進行模擬,然後建立滿足邊界條件的電場積分方程( efie )和磁場積分方程( mfie ) ,將物體表面的等效電磁流用rwg矢量基函數表示,最後利用伽略金法( rwg矢量基函數既作為基函數又作為檢驗函數)將電磁場積分方程轉化為矩陣方程求解未知電磁流系數,得到了表面的等效電磁流后,可以計算散射場和目標的雷達散射截面。
  8. Protein a and styrene - butadiene - styrene ( sbs ) were selected as sensing membrane to cross iink antibodies ; sbs, poiyvinyi chloride ( pvc ) and poiystyrene ( ps ) are polymers and have many advantages such as easiiy obtained, convenientiy forming membranes and easi1y modified by the introduction of other functional groups. pvc. ps and sbs were used as precoating materials for immobiiizing antibody in our experiment

    選擇了兩種固定生物大分子的敏感膜:先,從具有原料易得,成膜方法簡單,可以進行表面改性等優點的聚氯乙烯、聚苯乙烯、聚苯乙烯-丁二烯-苯乙烯共聚物三種高分子中選擇出成膜迅速、均勻、膜的穩定性好、響應迅速、而且易於控制厚度等優點的聚苯乙烯
  9. Firstly, after a great deal of investigation and research, the author chose polypropylene ( pp ) and poly ( glycolide - lactide ) ( pgla ) as the tubular fabric material and the acetic acid solution of chitosan as the coating material. polypropylene display superior biomechanical properties while the pgla fiber is characteristic of controllable biodegradability, and chitin integrate the excellent biological properties of both collagen and cellulose

    本文先選定了人工氣管支架織物的編織原料為具有生物學惰性及良好力學性能的醫用丙綸和具有優良生物性能的聚乙丙交酯;由於甲殼素兼具高等動物組織中的膠原和植物纖維中纖維素兩者的優異生物特性,所以在本課題中採用的人工氣管材料為殼聚糖乙酸溶液。
  10. The dissertation consists of seven parts : chapter 1, reviews the current state of the art in mesoporous materials research, simply introduces its synthesis according to different channel structure, shape as well as derivative production. but the emphasis is focused on its application in separation science and technology, such as membrane separation, selective adsorption of gases, liquids and metal ions. the chromatographic applications for mesoporous materials are also reviewed firstly in this chapter

    碩士學位論文介孔材料的合成及用作固相微萃取的研究第四章:在室溫,酸性介質中,次將合成球形硅膠的「 pica法」與介孔材料合成方法相結合,嘗試合成球形mcm一41 ,用xrd 、 nz吸附一脫附、 sem和ft - ir對合成材料進行了表徵。
  11. Porous silica, especially silica bonded phases ( sbp ) of hplc, was also introduced to spme as fiber coating, which had higher extraction capacity, shorter analysis time and higher sensitivity. in this paper, we introduced novel mesoporous material c16 - mcm - 41 to prepare spme fibers

    本文次將c _ ( 16 ) - mcm - 41介孔材料用作spme纖維,製成萃取頭,並以此萃取測定了環境樣品中的多環芳烴。
  12. First, hydrophilic polymers were grafted on the plla membranes. biomacromolecules were then grafted and coated on the plla membrane. growth factors containing plla membranes were also prepared

    先以plla平面膜為研究模型,研究了親水性單體在plla表面的接枝聚合、生物大分子在plla平面膜表面的化學接枝和、生長因子在plla平面膜表面的引入。
  13. This is not the first example of counterfeiting in the ancient world, but the researchers say that in this case the silver coating seems to have been created by a sophisticated chemical process

    這並非例古代贗品,但研究人員表示:在本例中,銀似乎是用某種先進的化學工藝製造的。
  14. Several new performance decline models are presented. there are similarity exponential model, similarity logarithm model, exp - exp combinational model, log - exp combinational model and similarity bed damnification - exp combinational model

    本文先給出了性能退化的類指數模型、類對數模型、類分損傷-指數組合模型、指數-指數組合模型、對數-指數組合模型。
分享友人