表面雜質 的英文怎麼說

中文拼音 [biǎomiànzázhí]
表面雜質 英文
surface impurity
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 雜 : Ⅰ形容詞（多種多樣的; 混雜的） miscellaneous; varied; sundry; mixed Ⅱ動詞（混合在一起; 攙雜） mix; blend; mingle
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  • 雜質 : [固體物理] impurity; foreign substance; impurity substance; inclusion; foreign matter
  1. Through degrease disposing, 98 % of greasy impurity and 95 % of iron impurity attached on the surface of steel strip can be removed

    帶鋼經脫脂處理其表面油雜質去除率達98 % 、鐵雜質去除率達95 % 。
  2. The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite

    採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法，對國內外多種典型石墨樣品的結構與性能進行比較，研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響，確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。
  3. At recent decade, accompany with surface mount technology printed - circuit board to produce fly of automation degree to soon develop, as to it ' s correspond of mass defect the inspection also put forward higher request, from in brief shoot to be like system to complicated " 3 - d " x optics to examine system, the automatic optical inspection is in great quantities adopt by the each production factory house

    摘要在最近十年，伴隨著表面貼裝印刷電路板生產自動化程度的飛速發展，對其相應的質量缺陷檢查也提出了更高的要求，從簡單的攝像系統到復雜的" 3 - d " x光檢測系統，自動光學檢測系統大量被各生產廠家採用。
  4. In the surface processing of pyrolytic graphite grid, we had done mainly in completely to clear all kinds of ordures, impurities and grime block which was born in the laser cutting process of the grid

    在熱解石墨柵極處理方面，主要為完全清除激光加工過程中產生的各種污物、雜質及垢塊，保證熱解石墨柵極內外表面的清潔度。
  5. Under the complex loadings, the surface flaws of large complex structures and the original defects of materials would initiate the propagation of micro three - dimensional ( 3d ) cracks, and result in catastrophic accidents. for the limitations of the traditional theories of two - dimensional cracks, the safety of actual structures containing 3d cracks cannot be guaranteed completely without the out - of - plane stress constraint

    復雜應力作用下，宏觀復雜結構表面加工質量和材料本身固有缺陷以及外來損傷等會引起三維裂紋的萌生、擴展，最終導致災難性的破壞，而傳統二維裂紋理論在解決實際三維裂紋問題時出現不足，無法完全保障結構安全。
  6. In this paper, taking one of the special processes - chromic acids anodizing for example, such administration methods as the key points control and the quality performance administration system for surface treatment process have been setup by process analysis and key points seeking. as for the complicacy of the quality control on metallurgical special processes and the huge statistic data, the quality information system of surface treatment have been established on the bases of computer database. this paper brings out the systematic evaluation way to setup reception test items by taking the reception test results as evaluation basis and sampling statistics as rules

    本文以鉻酸陽極氧化表面處理工藝為研究對象，通過工藝技術分析、尋找關鍵特性、建立對關鍵特性的控制等工作，研究建立了表面處理工藝動態質量管理系統；針對冶金特種工藝質量控制的復雜性及統計數據量大等特點，建立了以計算機數據庫管理為基礎的表面處理信息及處理系統；為解決冶金特種工藝原材料入廠復驗任務重的困難，建立了以原材料入廠復驗的試驗結果為評價基礎，以抽樣統計方法為依據的原材料入廠復驗項目優選系統等。
  7. Inspect body bore and clean surfaces of any foreign material

    檢查閥體鏜孔，清洗表面上的任何外來雜質。
  8. From then on, the above two shortcomings had been overcome. impurity concentration and junction depth can be accurately controlled and freely adjusted. both low and high dopant concentration can be gained easily, and ideal distribution of ga in si can also be achieved with uniform surface concentration, good repeatability and high eligibility and excellence ratio, which have greatly improved comprehensive performances of the devices

    此工藝發明以來，克服了上述兩者的弊端，雜質濃度和結深能準確控制而又能任意調整，可進行低、高濃度階段性摻雜，得到元素ga在si中的理想分佈，而且表面濃度均勻一致、重復性好、合格率和優品率高，改善和提高了器件的綜合性能。
  9. Solder bar is made from high purity metal. by means of strict qualitg control the oxide and metallic and non - metallic impnrities and effectively minimized, the available high purity solder bar is with uniform and glazed surface good wetting and spreading ability after molten bright joint and minimum oxide residue after soldering. our product is suitable for wave and handwork soldering with high quality requirement

    本公司生產焊錫條採用高純度金屬原料，在嚴格品管條件下，有效控制氧化程度以及金屬和非金屬雜質含量，焊錫條表面均勻光滑，純度極高，熔化后流動性好，潤濕性極佳，焊點光亮，氧化渣物極少發生，適用於高品質要求的各種波峰焊和手工焊。
  10. Then we studied the effect of junction uniformity on the aluminum - alloyed back surface field to solar cell performance. the formation theory of aluminum - alloyed back surface field, the effect parameters to the doping concentration and the junction depth were analyzed

    比較了兩種商業太陽電池的雜質濃度分佈及結深情況；敘述了鋁背場的作用及形成原理，對影響鋁背場表面濃度和結深的參數作了分析。
  11. The quenching centers aroused by mn2 + introduction merely quench the orange emission of colloidal zns : mn2 + nanocrystals. the quenching process of this kind of quenching centers, which reduce the energy of 4t1 level rather than that of conduction band, is different from that of the quenching centers eliminated by zn2 + introduction. the quenching data is analyzed considering the distribution of mn2 + additives adsorbed at the surface of colloidal nanoparticles

    Mn ~ （ 2 + ）表面修飾引起的表面猝滅中心只對橙光發射有猝滅作用，這些猝滅中心和外加zn ~ （ 2 + ）消除的表面猝滅中心猝滅行為不同，它們只減少來自內部mn ~ （ 2 + ）雜質~ 4t _ 1能級上的，而不是zns基質導帶上的能量。
  12. Elemental analysis based on the emission from plasma generated by focusing a powerful laser beam on a solid sample surface is known as laser - induced breakdown spectroscopy ( libs ). when the power density of laser on the sample surface is high enough, the sample is vaporized, and the neutral and ionic species are formed in excited states

    利用聚焦的強激光束入射固體靶表面產生激光等離子體，對等離子體中原子和離子發射譜進行雜質元素分析，這一過程叫做激光誘導擊穿譜（ laser - inducedbreakdownspectroscopy ） ，簡稱（ libs ） 。
  13. Spurt water column not only is a good coupling medium of ultrasonic, but also can get rid of impurity, such as power, vapor and oil film on the surface of the measured object, so this sensor can adapt various environments

    因為水柱不僅是超聲波傳播的良好介質，還可將被測物表面的粉塵、水汽、油膜等雜質吹走，使系統具有良好的環境適應能力。在惡劣環境下進行位移測量時，該傳感器具有其他儀器不可比擬的優越性。
  14. A breakdown model of dielectrics, which exists some blemish inside or on the surface, such as hole, impurity and heave at which breakdown probability is larger than that at other points, was established

    建立了含有缺陷點的絕緣介質擊穿模型，指出電纜絕緣層內部及表面存在空洞、夾雜物和隆凸不平是缺陷產生的內在因素，缺陷點處的擊穿概率較大。
  15. We fully utilized the characteristics of the deficient electron structure ( carbon sp3 and boron ) and easy oxidation introducing - oh on bdd electrode surface to preparation of biosensors, which were used to investigate the electrochemistry of biological molecules and be rapid, sensitive

    利用bdd電極的表面缺電子結構（ sp3雜化碳和摻雜的硼）和易於氧化引入- oh的特點，在氧化或未氧化的bdd電極表面修飾化學/生物物質製成化學/生物傳感器，研究生物分子在電極表面的電化學特性，並實現對生物分子的準確、快速、靈敏、簡便測定。
  16. There are better performances in the films prepared by ba2ca2cu3ox target than by ba2cacu2ox target. the single - phase tl2ba2cacu2o8 hts thin film was obtained with a tc0 of 107k at the optimal tl2o partial pressure and thallination temperature 750. on excursion from the optimal conditions, there exist some impurities in the resultant films resulting in a reduction in tc0 and surface quality with change in the microstructure morphology

    研究結果表明，採用成分為ba2ca2cu3ox的靶材制備的薄膜性能要優于成分為ba2cacu2ox的靶材；使用組成式為tl1 . 9ba2ca2cu3oy的鉈片做鉈源時，形成的tl2o分壓達到最佳值；在最佳tl2o分壓和最佳鉈化溫度750的條件下，制備出了純相完全c軸取向的tl2ba2cacu2o8高溫超導薄膜，其tc0高達107k ，膜面均勻平整光滑，呈圓片狀組織；偏離最佳制備工藝參數的條件下，制得的薄膜中都含有一定量的雜相，雜相的生成使得tc0值下降，薄膜表面質量下降，薄膜組織形貌發生變化。
  17. By increasing the h2 dilution ratio, it is found that atomic hydrogen can selectively etch amorphous phase and stabilize crystalline phase. from the study on the distance from substrate to catalyzer, choosing a proper distance can ensure the gas fully decomposed, while a relatively low substrate temperature can cause the nanocrystalline particles to lose mobility and keep their sizes. the pre - carbonization process can enhance the nucleation density and make the growth of high quality nanocrystalline p - sic films much easier

    實驗結果表明：隨著工作氣壓的減小，薄膜的晶粒尺寸有所減小；通過提高氫氣稀釋度，利用原子氫在成膜過程中起的刻蝕作用，可以穩定結晶相併去除雜相；選擇適當的熱絲距離能保證反應氣體充分分解，又使襯底具有較高的過冷度，是形成納米薄膜的重要條件；採用分步碳化法可以提高形核密度，有利於獲得高質量的納米- sic薄膜；襯底施加負偏壓可以明顯提高襯底表面的基團的活性，因負偏壓產生的離子轟擊還能造成高的表面缺陷密度，形成更多的形核位置。
  18. Mechanical properties of ultrathin diamond - like films and the effects of surfaces and dopants

    金剛石類超薄膜的力學性能和表面性質與摻雜劑對它的影響
  19. Many application examples show that this local b - spline surface designing strategy cannot only guarantee the quality of the surface, but also preserve the global geometric continuity of the whole cad model

    大量的實際例子和操作表明，這種基於復雜裁剪邊界約束的局部b樣條曲面設計方案既能保證曲面模型的表面品質，同時又能保持曲面模型的全局連續性。
  20. First, it is associated with the prepared conditions of spectral pure graphite electrode ; second, compared with the untreated graphite, the surface functional groups of ? oh and ? cooh on the treated one increased dramatically with hot concentrated h2so4 and the impurities on electrode surface decreased significantly with ultrasonic rinse. a sequence reaction mechanism was proposed for the eis of mn ( ) / mn ( ) on different graphite electrodes. the spectral graphite and the treated one can be suitable for the inert electrode of mn ( ) / mn ( ) cathode

    分析原因認為：一方面與光譜純石墨電極的制備條件有關；另一方面，與未處理石墨電極相比，處理石墨表面含氧官能團? oh 、 ? cooh明顯增多，而且超聲清洗又使其表面雜質含量減少，並提出了一個反應機理解釋mn （ iii ） / mn （ ii ）電對在三種石墨電極上阻抗譜的不同，說明光譜純石墨和處理石墨均可以作為mn （ iii ） / mn （ ii ）正極電對的惰性工作電極。
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