陰極表面 的英文怎麼說

中文拼音 [yīnbiǎomiàn]
陰極表面 英文
cathode surface
  • : Ⅰ名詞1 (中國古代哲學認為宇宙中通貫物質和人事的兩大對立面之一) (in chinese philosophy medicine ...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : 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...
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  1. The cathode rays are always beamed on a fresh area of the anode surface.

    射線總是射向陽的新區域。
  2. The cathode at the left is raised to a high temperature by the heater, and electrons evaporate from its surface.

    左邊的被燈絲加熱到高溫,同時電子從陰極表面蒸發出來。
  3. The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l

    快速電解獲取高濃度na _ 2feo _ 4溶液的方法,主要包括四個方:採用兩室夾一厚度較小的陽室的隔膜(或離子膜)電解槽;使用比積較大的鐵網陽;保持陽室中有適宜濃度的濃naoh溶液;採用較低的電流密度和較高的電解速度。具體工藝參數是: 14 16mol / lnaoh溶液、溫度303 308k 、觀陽電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。
  4. The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change

    結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素( ce 、 la 、 y 、 dy ) 、能量(超聲波、磁場)介入后,沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化,現在:鍍液的化過電位和化度降低,沉積速度提高;鍍層的結合力、質量改善;鍍層中過渡族元素的含量增加,輕元素硼的含量降低,同時證實了稀土元素與過渡族元素共沉積的可能性;鍍層的顯微結構由非晶態向微晶和多晶態轉變;鍍層的顯微硬度與耐磨性提高,力學性能優化;鍍層的矯頑力降低;磁導率提高;鍍層的磁化強度在能量(超聲波、磁場)和輕稀土元素ce 、 la介入后提高,重稀土元素y介入后降低。
  5. The results were shown as follows : ( 1 ) the electrolyte components for electroplating pb - sn coatings in fluoborate system were studied. the effects of concentrations of main salt, dissociative acid, inhibitor, antioxidation and surfactant on the cathode polarization curves of electroplating pb, sn and pb - sn alloys and contents of alloying element were investigated systematically. the scale of current density was confirmed using hull cell

    ( 1 )研究了氟硼酸體系電鍍pb - sn合金鍍層的電解液組成,詳細討論了主鹽濃度、游離酸濃度以及阻化劑、抗氧化劑、活性劑等添加劑對氟硼酸體系電沉積pb 、 sn及pb - sn合金化曲線的影響和對pb - sn合金鍍層中合金含量的影響。
  6. If bubbles of hydrogen gas adhere to the cathode surface, plating is prevented around the bubble and a pit in the coating results.

    如果氫氣泡粘附到陰極表面上,氣泡周圍的鍍覆就會停止,於是形成一個麻點。
  7. In the discharge process, the ions can clean and activate the surfaces of cathodes, which can reduce the work function of the electrodes, and improve the discharge tubes ’ emission capability and stability

    在放電過程中,陰極表面有離子的清洗和活化作用,可以使電逸出功降低,提高放電管的放射能力和穩定性。
  8. The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material

    本文的主要工作和結論如下:在人工氣候室內,根據不同覆冰絕緣子正、負性下的閃絡試驗結果,得出負性電弧金屬的強電子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負性冰閃電壓;正性電弧金屬陽側產生高電阻區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的性效應;覆冰較少時,合成絕緣子出現數量較多的非性電弧使合成絕緣子無性效應。利用覆冰期內平均閃絡電壓的試驗方法,對不同材質和結構的絕緣子在覆冰、低氣壓和污穢共存環境中的直流閃絡特性進行了研究。試驗結果明,直流平均閃絡電壓隨著海拔的升高、覆冰量的增加以及污穢度的增加而降低,且其特徵指數與絕緣子結構、覆冰量、覆冰狀態、污穢度等有關。
  9. Polarization curve experiment showed that the cathode polarizing of the current collector with surfactant increased in alkaline solution

    化曲線證明,集電體吸附有機活性物質后使析氫反應的化增大。
  10. The cold cathode decoration lamp has many advantages such as compact in structure, beautiful, innovation, energy saving, environmental protection, no pollution ( does use mercury and amalgam and use mercury releasing getter, the pollution of mercury is prevented ), bright luster ( with color spectrum ), long life, high brightness at surface, convenient in installation, etc

    裝飾燈結構緊湊、美觀、新穎,具有節能、環保、無污染(不用液態汞和汞齊,使用釋汞吸氣劑,防止汞污染) 、光澤鮮艷(有彩色光譜)壽命長、亮度高,安裝方便等優點。
  11. In simulations, all important phenomena, such as non - neutral sheath widening near cathode, cathode electron emitting, current channel migrating to the load side of the plasma, ion accelerating toward cathode and magnetic insulation of cathode emitting electrons etc, have been observed and depict the internal physics of this device. also presented is the influence of cathode emitted electrons on phenomena in the conduction processes of pegs. the simulation results show, without cathode emitted electrons, rapid magnetic field penetration takes place only in region near the cathode, with cathode emitted electrons, magnetic field penetration takes place in all plasma region

    診斷發現了陰極表面非中性鞘層的形成、電子發射、電流通道的漂移、等離子體離子加速以及電子磁隔離等物理現象,揭示了這一斷路器件的物理機制;分析了電子對peos導通過程中的物理現象的影響,模擬結果顯示:忽略電子作用,磁場滲透現象主要出現在陰極表面區域,考慮電子作用,磁場滲透現象出現在整個等離子體區域。
  12. The significant capacity loss of the spinel limn2o4 during cycling hereby prevents its wider use as cathode materials for lithium secondary batteries. there are two main factors resulting in fading capacity and poor cyclability, one is the jahn - teller distortion of mn3 +, and the other is mn dissolution to electrolyte. the main objects of this paper are to resolved these key problems effecting on the performance of batteries

    針對limn _ 2o _ 4正材料在電化學循環過程中發生jahn - teller畸變和mn在電解液中溶解這兩個導致容量衰減和循環性能劣化的關鍵問題,分別採用陽離子復合摻雜和尖晶石晶粒包裹兩種措施,對尖晶石結構limn _ 2o _ 4正材料進行了改性研究。
  13. According to experiments, lab6, with high conductivity, good heat stability and chemical stability, low work function, and active cathode appearance, has become an ideal material for field emission array cathodes

    經試驗證明,六硼化鑭( lab6 )具有高導電率和良好的熱穩定性、化學穩定性、低功函數以及活性陰極表面,因此從理論上成為了場發射的理想材料。
  14. Currently, cylinder2 - 1 / 2d includes boundary conditions for the electric and magnetic fields at the surface of ideal conductors, the cylindrical axis, the incoming wave ports. a new and simple model for explosion electron emission from cathode surfaces is described

    程序中實現了多種邊界條件,如良導體、對稱軸、入射波等,詳細地介紹了陰極表面爆炸發射電子的演算法處理和程序實現。
  15. The properties of these doped powders, the microstructure and composition of these rare - earth co - doped tungsten matrices and cathodes have been investigated by size analysis, xrd, sem and edax. the electronic emission performances of these cathodes are measured in uhv electron emission surveyor. aes is adopted to analyze the atom composition and diffusion behavior of active elements on cathode surfaces

    通過粒度分析、 xrd 、 sem 、 edax研究了摻雜粉末的特性、燒結基體和的微觀結構和成分;用動態真空電子發射測試儀對上述進行了電子發射水平的測試;採用aes對陰極表面原子組成和活性物質的擴散行為進行了研究,分析了發射水平與原子組成的關系。
  16. Abstract : in the paper a kind of new idea based on electric field theory is advanced, which is used in research of forming law of electrochmeical perforation with fixed cathode. according to it, the changing law of electric intensity, current density, velocity of perforation in ecm on the machined surface are presented

    文摘:根據電場理論,提出了一種研究固定電化學射孔成形規律的新的處理方法,分析了該加工方式下陰極表面電荷密度及加工區的電場強度、電流密度、加工速度等在加工過程中的變化規律,為這種簡易加工方式的合理應用提供了嚴密的理論依據。
  17. The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer

    另外它作為基體的另一個突出的優點是制備的溶脹復合膜( scf )中的溶劑與電解液中的溶劑相同都是水,克服了以前膜內外不同溶劑之間擴散的問題,結果使得電流最終趨於一種穩態,因此可以更好實現用電化學條件來控制mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構性能特點使得碳作為材料時有利於溶漲復合膜( scf )與電的結合以及膜的剝離,因此是作為的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離子在膜內的遷移,從而對mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離子的濃度也有利於銅在膜中的沉積生長。
  18. First, polymer - metal - solvent solution was prepared. secondly it was coated on the cathode surface. finally the electrochemical reduction was processed in a particular medium solution

    首先制的聚合物?金屬?溶劑三元體系溶液,再將其均勻塗于陰極表面乾燥至一定的程度,最後放入電解質溶液中進行電化學還原。
  19. After surveyed, morphology of the cathodes shows restore and recrystallization. furthermore after testing the emission characteristic, the surface crystal of the cathode has changed to more fine, and the re oxides become more uniform on the surface

    分析發射實驗前後陰極表面的形貌和成分變化,觀察到,在發射過程中,高溫,高電場作用下,陰極表面發生了回復和再結晶過程,組織微晶化,同時發射實驗后稀土氧化物在的分佈均勻。
  20. The constitution of active elements on avtivated cathode surface is analysed by aes. it is found for the first time that only sc, ba and o can diffuse into surface for s2, e1, e3 and y3 cathodes, but y and eu cannot diffuse into cathode surface. the relationship between emission capability and constitution of sc, ba and o is

    分析了激活后活性元素的組成,研究結果顯示,盡管採用了復合稀土摻雜的基體,但只有sc和ba 、 o一起擴散到s2 、 e1 、 e3 、 y3陰極表面,首次觀察到eu和y不擴散到陰極表面
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