電位腐蝕 的英文怎麼說

中文拼音 [diànwèishí]
電位腐蝕 英文
potential corrosion
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ名詞(豆腐) bean curdⅡ動詞(腐爛; 變壞) decay Ⅲ形容詞(腐爛) rotten; corroded; putrid
  • : Ⅰ動詞1. (損失; 虧耗) lose 2. (腐蝕) erode; corrode Ⅱ名詞(天體現象) eclipse
  • 腐蝕 : 1 (通過化學作用使物體逐漸消損破壞) corrode; corrosion; corroding; deep etch; diabrosis; rot; ea...
  1. The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper

    本文研究了用igc (惰性氣體蒸發凝聚原溫壓法)制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅(冷軋紫銅、解銅)在酸性硫酸銅溶液和中性含氯溶液中,在自狀態和陽極極化狀態下的性能。使用了動勢極化、測定、循環伏安法( cv )和化學阻抗譜( eis )等方法。 x -射線衍射( xrd )的方法用來估算納米晶銅晶粒尺寸。
  2. In acid copper sulphate solution, the nc copper has a more negative corrosion potential which is decreasing with reducing the grain size and diffusion impedance was only found in the as - prepared and as - annealed at 180 ? nc copper due to the diffusion within the pores and channels on the surface. both the tafel plots and eis study demonstrated that the nc copper exhibits a higher corrosion current and lower polarization resistance than its mc couterpart

    在酸性硫酸銅溶液中,納米晶銅的比微米晶銅要負,並且隨著晶粒尺寸的減小而降低。 eis研究表明,未退火的和180退火的納米樣品中發現了擴散阻抗,與表面孔洞和通道中的擴散有關。極化曲線外推法和化學阻抗研究都表明納米晶銅的流比微米晶銅高,而極化阻要低。
  3. Method of determining the repassivation potential for crevice corrosion of stainless steels

    不銹鋼裂隙再鈍化的測定方法
  4. In this paper, rebar corrosion state was judged with three electrochemical nondestructive measuring technologies, i. e. half - cell potential, a. c. impedance and time potential. when the rebar was transformed from passivation to depassivation, it can obtain the chloride ions corrosion critical content through taking and analyzing chloride ions content around the rebar

    本文利用半法、交流阻抗法和時間法三種化學無損檢測技術判斷評估試件在試驗過程中鋼筋狀況,當鋼筋由鈍化狀態轉為活化狀態時,取樣分析鋼筋周圍氯離子含量,得到了不同技術條件混凝土的氯離子臨界濃度。
  5. By analyzing the different distributions of the rail voltage and the stay current in condition of using drainage arrangement and without using drainage arrangement with analytical method. the author presents a new design principle for the artifical drainage arrangement and designs a new intellectual drainage arrangement

    摘要利用解析法分析了地鐵軌道流在有排流和沒有排流情況下的分佈情況,提出設計新型排流裝置的原則,並設計了實用新型的智能排流裝置。
  6. Galvanic corrosion between external potential - control electrode and mineral in the flotation system of sulfide minerals and its significance on flotation

    硫化礦物浮選體系中外控極與礦物顆粒間的作用及其浮選
  7. In the state of galvanic couple, the couple potential of the bare metal quickly shifts towards positive direction, and to approach the stable natural corrosion potential of aluminum alloys after 40 seconds

    耦合狀態下,新鮮金屬的耦合正向移動的速率極快,在40秒鐘后已接近於鋁合金穩定的自
  8. Guiding type two - position & two - port high - temperature solenoid valve adopts teflon hard seal structure, with reliable performance, large flow, high - temperature resistance, and corrosion resistance. it can control multiple fluid, with easy operation

    先導式二二通高溫磁閥,採用聚四氟乙稀硬密封結構,耐高溫、耐、性能可靠,流量大、使用方便,能控制多種流體。
  9. In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps

    在第z三章中;通過對比,分析了流密度、陽極化時間、溶液濃度以及自i然氧化時間對多孔硅光致發光光譜的影響,認為在一定的范圍內,多i孔硅的發光峰會隨流密度的增大而藍移,要獲得較強的發光,需z要選擇合適的流密度;隨著時間的延長,多孔硅的發光峰會i發生藍移;當f酸的濃度較小q : 1 )時,峰隨濃度的增大表現為向i低能移動;而當f酸的濃度較大河山時,峰隨濃度的增大則表現z為移向高能;多孔硅在空氣中自然氧化;其發光峰發生藍移,而強i度隨放置時間的延長而降低。
  10. Advances in technology of applying iron filings corrosive - cell to the in - situ remediation of groundwater polluted by chlorinated hydrocarbons

    利用鐵屑池原修復被氯代烴污染地下水的研究進展
  11. The corrosion potential was the biggest and the corrosion current was the smallest one when the concentration of super - 3900 was 0. 5 % ; the corrosion potential was increased with the addition of mps - dl, but the smallest corrosion current is under 0. 01 % mps - dl. the rust time was the longest one when the concentration of super - 3900 was 0. 5 % as well as mps - dl was 0. 01 %. it was increased as a peak curve with al2o3 concentration in plating solution and ph value increased gradually with cathodic current density ; the corrosion weight

    通過測量tafel曲線可知,在super - 3900濃度為0 . 5 % (相對于鍍液的體積百分含量)時獲得的鍍層最正,流密度最小;隨著鍍液中mps - dl含量的增加,獲得的鍍層的逐漸正移,在濃度為0 . 01 % (相對于鍍液的體積百分含量)時流密度最小。
  12. We have made three - dimension electric conduct grid by hand and we have successfully used it as anode grid in lead - acid battery. this kind of three - dimension electric conduct grid can improve the utilization of pam by 7 - 9 % in different discharge current density and can reduce the plate electrochemical impedance to one tenth of the normal plate. also this kind of grid can improve the marginal reaction current density in a certain degree

    我們通過手工製作了三維導體板柵,並成功的應用於池的正極作為正極的板柵,這種三維導體板柵能夠在各種不同的放流密度下提高正極活性物質利用率7 9 ,能夠使池正極板的化學阻抗降低到普通板柵的1 10左右,使正極板的極哈爾濱j _程大學碩十學論文限反應流密度略有所提高,但是這種板柵的耐性能很不理想,使得所製作池的壽命很短。
  13. 9. the backside can, late mul - metal, can use in the corrosion medium. at present, have applied widely all sorts of mechanical arthrodia, for example, printing press, spinning machine, tobacco machine, micro - machine, automobile, motorcycle, agriculture machine

    9鋼背面可鍍多金屬,可在介質中使用日前已廣泛應用於各種機械的滑動部,例如:印刷機紡織機煙草機械微機汽車摩托車與林機械等等。
  14. With the existing condition, the bar waveguide on the lithium niobate wafer with liquid phase proton - exchanged method has been fabricated and the benzoic acid is used as the proton source. a series of research on the domain inversion in lithium niobate crystal with proton - exchanged method have been done. and then the operation and the process of domain inversion in lithium niobate crystal with proton - exchanged method has been used

    實驗方面,利用實驗室現有條件,在鈮酸鋰晶片上以苯甲酸為質子源,用液相質子交換法製作了條形波導;對用質子交換法實現鈮酸鋰晶體疇反轉進行了一系列實驗研究,在此基礎上提出了質子交換法實現鈮酸鋰晶體疇反轉的工藝過程,實現了疇反轉並得到了v型槽;設計製作了帶尾纖的光相調制器,最後進行封裝。
  15. Automatization and intelligent are the general developmental inclination in instruments and meters, the intelligent corrosion monitor based on microcomputer technique has been a new direction in corrosion monitoring. the process and tendency at home and abroad in intelligent corrosion monitor are reviewed in this paper, at the same time, an coulostatic corrosion monitor under potentiostatic control has also been introduce, which widen the application of coulostatic technology

    智能化和自動化已成為當今儀器儀表發展的潮流,以計算機技術為控制內核的智能化監測儀成為監測重要發展方向。本文綜述了監測儀的發展過程,並對其發展趨勢進行了分析,研製了恆控制下的恆量智能化監測儀,擴大了恆量法在監測中的應用范圍。
  16. On the basis of couple polarization theory, the mathematical expressions of couple potential and corrosion rate of fresh bare metal are inferred, the theory modeling relations of couple potential vs time is corresponding to experimental results

    根據耦合作用理論,獲得了耦合、裸露的新鮮金屬速率的數學表達式,數學模擬所得的耦合與時間的關系,和實驗結果有較好的一致性。
  17. This dessertation systematically researched dislocation and ab microdefects etched by molten koh and by ab etching respectively in gaas substrate, which were provided by merchants from home and overseas, as well as their influence on electrical parameters

    本文系統地研究了國內外各生產廠家提供的gaas襯底中用熔融koh錯、 ab出的ab微缺陷的密度和分佈情況以及它們對襯底參數(阻率、遷移率、載流子濃度)的影響。
  18. A modified definition of polarization resistance calculated from the equivalent circuit of eis make its value dependent on the grain size. in anodic polarization test ( sweeing and stair - steps ), the maximum ( critical ) current density increases while the passivation potential and breakdown potential lowers with the reduction of the grain size. fegsem images showed the grain growth and pitting corrosion of the nc copper surface, uniform corrosion in the mc copper surface and the broken passivation layer in both surfaces

    在陽極極化實驗(包括掃描法和臺階法)中,致鈍流雖晶粒尺寸減小而增大,而致鈍和擊穿都隨著晶粒細化而降低。 fegsem照片發現了納米晶銅的晶粒長大和孔,微米晶銅表面的均勻,和兩種銅表面破碎的鈍化膜。
  19. Though membrane time arises to the antiseptic efficiency by way of reducing and corroding the density of the electric current and increasing the resistance of polarising to corroding the influence of the electric potential by oneself not big in advance

    雖然預膜時間對自的影響不大,但通過降低流密度和增大極化阻的方式也起到了防功效。
  20. The electrode potential of zinc was less than that of ndfeb magnetic powders. ndfeb magnetic powders were protected because zinc had been the anode through the electrochemistry corrosion

    金屬鋅鍍層比基體ndfeb更負,在發生化學作用時,可起到犧牲陽極保護基體的作用。
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