次生電發射 的英文怎麼說

中文拼音 [cìshēngdiànfāshè]
次生電發射 英文
secondary electron emission
  • 次 : Ⅰ名詞1 （次序; 等第） order; sequence 2 [書面語] （出外遠行時停留的處所） stopping place on a jou...
  • 生 : Ⅰ動詞1 （生育; 生殖） give birth to; bear 2 （出生） be born 3 （生長） grow 4 （生存; 活） live;...
  • 電 : 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...
  • 發 : 名詞（頭發） hair
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  1. Sufficient or not of the battery on the device should be carefully examined before every flying, so do the every pole, helm and gemel, whether or not is the receiving antenna drew out of the body and in straight, examine the ground effective distance for remote control without the drawing out the antenna, ensure it nomal in rang of 30 - 50 meters

    1 .仔細檢查測試設備每次飛行前都應該仔細檢查設備電量是否充足，檢查飛機各個拉桿舵角鉸鏈是否正常，接收機天線是否拉出機身並拉直，在不拉出發射機天線的情況下測試地面有效遙控距離，確定30 - 50米內不發生跳舵情況。
  2. This project which is based on the demand of increasing the electron tube ’ s qualities totally and reducing the manufacture cost has done a large amount of investigative work as follows to improve and perfect the technologies for the important part of electron tube manufacture ? the grid surface processing : on the surface processing of the molybdenum grid, the primary purpose is to reduce thermionic emission and secondary electronic emission of the grid. by the constantly experiment and grabbling the different technology routes, we have successfully developed these new technologies on the tac and zrc electrophoresis and electroplating platinum black of the grid, and made its surface cladding quality very stable and reliable

    本課題是基於整體提高電子管的質量和降低生產成本的要求，對電子管生產中的重要部分? ?柵極的表面處理技術進行改進和完善，主要在以下方面進行了深入研究:在鉬柵極表面處理方面，主要為實現降低柵極的熱電子發射和二次電子發射，通過不同工藝路線的不斷試驗和摸索，成功開發出柵極電泳tac 、 zrc和電鍍鉑黑的新工藝，使柵極的塗覆質量穩定可靠。
  3. The effort of manganese removal was studied and the kinetics of manganese removal was tried to establish. the factors of dissolved oxygen concentration, fe2 + concentration, ph, p concentration and closing of the filter were studied to evaluate their effort for biological manganese removal, and the correlation of residual manganese and oxidation - reduction potential was also discussed. as the iron content of water was high, experiment results showed that the reaction was zero order, as the iron content of water was low, the reaction was first order. the time needed for the cultivation of biological manganese removal was 60 70 days. the filter operated at the filtration rate of 8 10m / h, silica sand of effective size 0. 95 1. 25mm filled the filter to a depth of 1200mm

    試驗結果表明，成熟后濾砂表面濾膜的x射線衍射圖譜與mno _ x ? 5h _ 2o （ x = 1 . 86 ）的x射線衍射圖譜一樣，濾膜成熟后的結構在進水物質不發生變化的情況下不發生變化;合適的碳磷比對生物除錳有明顯的促進作用，試驗條件下的投磷量不會對出水造成二次污染;生物除錳需要亞鐵的參與，亞鐵的存在除了能夠促進微生物分泌胞外酶並刺激其活性外，還通過鐵離子的變價傳遞電子，催化錳離子的氧化反應，從而促進對二價錳的降解。
  4. The theory of seea is based on the insulator ' s surface emitted secondary electrons when bombarded by electron, includes the process of electron - simulated desorption ( esd ), the process of desorption gas ionization and the process of the ion influencing the flashover

    Seea理論以絕緣子表面在電子轟擊下發射二次電子為基礎，包含了電子誘發脫附（ esd ） ，和脫附氣體離子化並對閃絡過程產生影響等過程，對表面閃絡現象進行了解釋。
  5. The empirical formula in the process of the secondary emission is analyzed ; the stabilization condition of vacuum surface flashover is deduced. the physics image of the vacuum surface flashover is described with the seea theory

    本文分析了二次電子發射過程的經驗公式，推導了真空表面閃絡的穩定條件，以seea理論的觀點描述了真空表面閃絡發生的物理圖象。
  6. Occurred through giant panda s alimentary canal. the cell wall became thinner, and the rupture and loss of primary and secondary wall was observed. therefore, it showed that giant panda has the ability to digest part of components of cell wall, such as pectin and semicellulose, etc. furthermore, it is possible that giant panda can digest a little cellulose. the morphological method used in this study is a new idea for nutrition research. the ability of utilization of cell wall of bamboo by giant panda is unique in carnivore. it is adaptation to its phytophage

    Sp .筍細胞壁的利用狀況，利用石蠟切片半薄切片和超薄切片技術，通過光鏡和透射電子顯微鏡觀察，對比研究野生大熊貓食物和糞便中的松花竹筍細胞壁的形態。發現竹筍經過大熊貓的消化后，其細胞壁在形態上有明顯的變化，薄壁細胞細胞壁變薄，厚壁細胞初生壁和次生壁都有部分消失缺損或扭曲。
  7. Nuclear power plant and nuclear installation build a project, what cause radioactivity pollution possibly is serious and secondary after sufferring an earthquake to destroy calamity, must undertake seismic security is evaluated seriously, undertake strict aseismatic fortify lawfully

    核電站和核設施建設工程，受地震破壞后可能引發放射性污染的嚴重次生災難，必須認真進行地震安全性評價，並依法進行嚴格的抗震設防
  8. The quake started a fire at one of the world ' s most powerful nuclear power plants, sending radioactive water into the sea of japan

    這次地震使一所全球最大的核發電站之一發生火災，含有放射性的海水（不是海水）流入日本海。
  9. 3. polycrystalline lif thin films were grown by thermal evaporation on amorphous substrates. properties of broad band photo - luminescence at room temperature of active channel ( f2 and fa + ) produced by electron beam irradiation were studied

    首次用熱蒸發法在玻璃襯底上制備了多晶lif薄膜平面波導，研究了由電子束照射產生的有源（ f _ 2和f _ 3 ~ +色心）溝道的室溫寬帶光致發光特性。
  10. The peak in the direction of the target normal is consistent with mat of predicted by the resonance absorption and another peak of hot electrons emission in the specular reflection direction is due to the multi - acceleration mechanisms. the hot electrons emission along the back - reflection direction is probably caused by the acceleration of the back - reflection laser, which is for the first time put forward by us

    其中，靶法線方向的超熱電子發射峰與共振吸收（ res ~ eabso甲tion ）機制所預言的一致;根據理論估算提出激光反射方向的超熱電子發射峰是幾種加速機制共同作用的結果;我們首次提出背反射激光加速超熱電子的新機制，並用此機制解釋了激光背反射方向產生的超熱電子發射峰。
  11. In the next place, an improved algorithm of grounding fault location for tree - type distribution system which is based on new fault function and criterion measure, is proposed in order to complete fault branch ide ntification, fault location and fault value. a lot of the simulation of fault diagnosis and location by computer demonstrate that the algorithm is effective

    其次論文基於輻射狀饋線的任一分支線路發生接地故障，通過分析與推導，建構了配電線路單相短路點定位的故障定位函數和相應的故障判據，利用樹網單端信息完成故障分支識別、故障定位和過渡電阻定值。
  12. On the basis of the study of high resolution sequence stratigraphy, this paper discusses the reservoir petrology ' s diagenesis and secondary pore of the chang 4 + 52 ~ chang 62 pay zones in detail by using the methods of analysis of mercury injection, cast section, popular section, scanning electron microscope, x - ray diffraction and etc. the reservoir rock is mainly composed of feldspar fine sandstone, which is characterized by low compositional maturity and relatively high textural mature

    本文在高解析度層序地層學研究的基礎上，通過15口井的常規物性、壓汞、鑄體分析、薄片鑒定、掃描電鏡、 x光衍射、陰極發光、粒度分析等多項測試手段，對坪北油田延長組長4 + 52長62儲層巖石學、成巖作用及次生孔隙進行了詳細研究。
  13. Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks

    在進行理論分析和研究的基礎上，提出了因血細胞中存在多種熒光團，且這些熒光團的電子能級上又存在大量的不同的振動能級，從而導致被激發的熒光團發出較寬的熒光光譜；血細胞濃度的增大，熒光團以及其他大分子之間的距離變小，造成它們之間因碰撞的能量轉移概率加大，因而易產生熒光猝滅，結果導致熒光強度的變小；血細胞溶液中重吸收所導致的熒光猝滅和二次熒光發射，以及血細胞濃度的變化對其中熒光團能級系統的影響都是導致熒光峰值波長「紅移」的原因；進而研究了led光誘導血細胞產生熒光光譜的機理。
  14. In the paper, we put forward the combination of micro electronic technology, mems technology and vacuum micro electronic technology to develop a micro electronic pressure sensor with overload protection. the pressure sensor consists. of elastic anode membrane, isolation layer, vacuum micro cavity and field emission catelectrode tip array with overload protection. such pressure sensor has many advantages, such as high temperature stability, radiation resistance, fast response, high sensitivity, small volume, simple secondary instruments and bulk production

    本文在重慶市科技「十五」項目的資助下，提出利用微電子技術、 mems技術和真空電子技術相結合的方法，研究一種帶過保護功能的真空微電子壓力傳感器，該壓力傳感器由帶過保護的場致發射陰極錐尖陣列、彈性陽極膜、絕緣層、真空微腔所構成，具有溫度穩定性好、抗輻射、快響應、高靈敏、體積小、二次儀表簡單、可批量生產等優點，具有廣泛的應用市場。
  15. The photo - induced phase transition of the different light intensities, photo - energies and directions of the polarized light is investigated. it suggested that the photo excites the down spin eg electrons and destroys the spin order system of the thin films. the relation between the he - ne laser reflectivity of the thin film, applied current and resistance was analyzed by the optics theory of solid state physics

    光子通過激發e _ g向下電子的躍遷，從而改變材料自旋極化方向，影響體系的輸運行為；首次研究了cmr薄膜的激光反射率和偏置電流的關系，並用固體光學理論對其定性分析，表明反射率的變化是由於電場引起材料的晶格畸變，改變了極化率，從而導致材料的折射率和反射率發生改變。
  16. The fertilized eggs of hemibnrbus lubco have been observed by sem, tem and om, and main events of fertilization biology have been studied, too. the results suggest : the micropylar apparatus, being composed of vestibule and micropylar tube, is deeply sunken with a short tunnel

    對唇（魚骨）受精過程中發生的主要事件進行組織切片、透射和掃描電子顯微鏡觀察，結果表明：精孔器屬深凹陷、短孔徑型，精孔管一次只能通過一個精子。
  17. For the construction projects such as nuclear power plants and nuclear facilities, which may lead to serious secondary disasters due to radioactive contamination in the wake of earthquake damage, seismic safety shall be evaluated carefully and the projects shall be fortified against earthquakes strictly in accordance with law

    核電站和核設施建設工程，受地震破壞后可能引發放射性污染的嚴重次生災害，必須認真進行地震安全性評價，並依法進行嚴格的抗震設防。
  18. When cosmic rays enter the atmosphere, they interact with nitrogen, oxygen and other atoms in the upper atmosphere and produce a large assortment of secondary particles, including radionuclides such as tritium and carbon - 14, neutrons, protons, electrons, mu

    宇宙射線進入地球大氣層后，會與大氣高層的氮氧等原子核發生反應，產生氚碳- 14等放射性核素及中子質子電子介子介子等次級粒子。
  19. When cosmic rays enter the atmosphere, they interact with nitrogen, oxygen and other atoms in the upper atmosphere and produce a large assortment of secondary particles, including radionuclides ( such as tritium and carbon - 14 ), neutrons, protons, electrons, mu

    宇宙射線進入地球大氣層后，會與大氣高層的氮、氧等原子核發生反應，產生氚、碳- 14等放射性核素及中子、質子、電子、介子、介子等次級粒子。
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