點陰極 的英文怎麼說

中文拼音 [diǎnyīn]
點陰極 英文
emitting point cathode
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • : 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...
  1. Side contacts for picture tubes and cathode ray tubes

    顯象管與射線管的側面接觸
  2. Under the guidance of the theories of sedimentation, paleontology, stratigraphy, reservoir geology and digenesis, synthetically applying the methods of the conjunction of spot - line - surface, macro - microscopic and field - indoor, there is a comprehensive study for the upper permian series in stratum, rock, sedimentary facies and diagenesis, especial for the type and characteristics of sedimentary facies, in the paper. based on the above, the vertical evolutionary model of the sedimentary environment is explained by the study of the elevation profile and transverse profile and the regional geological characteristics

    本文主要是以沉積學、古生物學、地層學、儲層地質學等相關理論為指導,運用線面、野外與室內、宏觀與微觀相結合的方法,並藉助普通顯微鏡、發光顯微鏡等手段對川西地區北部上二疊統的地層、巖石、沉積相以及成巖作用進行了研究,尤其是對沉積相的類型及特徵作了詳細的劃分與闡述。
  3. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究真空微電子器件場致發射理論的基礎上,根據圓錐形、楔形真空微電子三體的不同特,分別建立了物理和數學模型,在考慮空間電荷密度影響的前提下,以有限元法為基礎採用迭代的方法計算出真空微電子三體內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學性能隨幾何參數的變化情況。
  4. This article introduces briefly the process of design and characteristic of structure of db930 tube and discusses the main problems of technology and technique which was met during the manufacture and the measures having been adopted are emphatically. it discusses the solve measures in following six aspects : the filament current is too large, carbon deposits during the carbonizing of cathode, the capacitance between the first grid and the second grid is too large, transpiring happens inside the tube, the insulation resistance between the electrodes is too lower when the filament is on and the ability of bearing high voltage is too lower

    本文簡略地介紹了db930的設計過程及其結構特,重論述了在試制過程中遇到的主要工藝技術問題及解決問題的措施,圍繞解決燈絲電流大、碳化時積碳、一柵和二柵之間的電容大、管內蒸散、熱態時間絕緣低、耐高壓的能力差等六個方面的問題進行了論述。
  5. The multiplication system of the electron - multiplier phototube is based on electronic voltage. so, it is especially important to choose a suitable pmt and reasonably design pmt disparted - voltage - device

    經分析比較各種型號光電倍增管的性能及特,本文採用emi公司雙堿的9789qb管型光電倍增管。
  6. In a scanning system ( optical character recognition, cathode ray tube ), the movement of the scanning element from the end of one scanned line to the beginning of the next

    在掃描系統(光學字元認別,射線管)中,光從一行的末端到下一行的始端的運動。
  7. Magnetron it is characterized by small weight and a low level of the shf radiation from a cathodic leg

    其特在於小的重量和低的超高頻輻射。
  8. The modified traveling wave monopole model is employed in simulating the electron beam in crt of computer vdu. meanwhile acceleration fields of the electron beam are studied in details and its expression given for the first time with measured results. a novel analyzing method is proposed to study the spectrum of electromagnetic information leakage based on the viewpoint of field point, which has been verified effective by experiments

    採用經修正的行波單子模型模擬計算機射線管顯示器電子束,並詳細研究了電子束的加速場,首次給出了其計算公式和實驗測試結果;還提出了一種新的從場出發的信息電磁泄漏頻譜分析方法,實驗證明了其有效性; 3
  9. However, both of them have disadvantages. mo tip feas is fabricated by evaporating tip cathodes on base, so it has bad coherence with the base. on the other hand, the characteristics of silicon result in the bad heat stability, bad emission reliability, and low current density

    然而,這兩種存在各自的缺,如鉬尖錐是蒸鍍在基底上的,所以與基底的附著力不強;而硅的特性又決定了其熱穩定性差,發射的可靠性低,發射電流有限。
  10. At present, feas have potential for use as an electron source in a wide variety of applications, including microwave power amplifiers ( such as twts, klystron ), flat panel displays, electron microscopy, and electron beam lithography

    目前,場致發射陣列的應用領域十分廣泛,主要包括微波器件(應用於twts , klystron等) 、平板顯示器( feds ) 、電子顯微鏡及電子束刻蝕系統等。其中,應用研究的焦主要集中在平板顯示器和射頻功率放大器。
  11. Instant - start hot cathode lamp

    瞬時燃熱
  12. If bubbles of hydrogen gas adhere to the cathode surface, plating is prevented around the bubble and a pit in the coating results.

    如果氫氣泡粘附到表面上,氣泡周圍的鍍覆就會停止,於是形成一個麻
  13. Seven test points are available, which provide a low voltage proportional to the five electrode voltages, as well as to the photocathode and the getter currents ( see chapter 5 )

    七個測試可以提供一個與五個電電壓和光電電流及離子泵電流成比例的低壓(看第5章) 。
  14. As a precision manufacture technology, electroforming using electrodeposition of metal on a cathode mandrel to make products has successfully been applied in many advanced technology fields

    電鑄是一門精密製造技術,它利用金屬離子電沉積的原理制取產品,具有高的製造精度和獨特的優,在許多高新技術領域取得了成功的應用。
  15. Because central potentials of four y windings in 12 - phase generator are not equal each other and there is no common reference inside the generator, it is difficult to identify the on / off of rectifying elements. in this paper, by using a mathematical model with line voltage substitute for phase voltage, the problem that there is no common reference in the 12 - phase generator with rectifier is solved. based on results of the studies on small prototype, 920kw charging generator applied in a submarine is improved in design, and therefore power oscillation with high magnitude when two generators are operating in parallel

    由於十二相發電機中四個y繞組的中電位不等,電機內部沒有公共參考,從而在判斷整流元件導通時,不能象三相同步發電機整流系統那樣認為陽電位最高或電位最低的整流元件導通,本文採用了以線電壓代替相電壓建立十二相整流發電機的數學模型,從而解決了十二相發電機無公共參考的問題。
  16. Carbonaceous materials used in the production of aluminium - prebaked anodes and cathode blocks - determination of flexural strength by the four - point method

    鋁生產用碳素材料.預焙陽碳塊.用四法測定抗彎強度
  17. The cathode bypass should be " effective " well below the " mains " frequency ", which is usually the case anyway

    旁路電容的截至頻率應該遠低於市電頻率,這應該在任何情況下都需要注意的。
  18. Also, cathode bias circuits ( with bypass capacitors ) are not very successful, since for dc bias purposes, the cathode resistor presents a high dc resistance equivalent at the anode, and the quiescent point is not very stable

    而且,偏壓電路(帶旁路電容)也很難成功,因為直流偏壓的原因,電阻在屏級上表現出很高的等效直流電阻,這樣靜態工作很難得以穩定。
  19. 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、表面亮度高,安裝方便等優
  20. Finite element method for an offshore platform with complex nodes with a cathodic protection system

    海洋平臺復雜節點陰極保護電位分佈的有限元法計算
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