thermionic 中文意思是什麼

thermionic 解釋
n. 名詞 【物理學】熱離子的。
a thermionic tube [valve] 熱離子管。
thermionic current 熱離子[電子]電流。
thermionic emission 熱離子放射。
n. 名詞 -s 熱離子學。

  1. The crystal detector was soon replaced by the thermionic value and had largely become obsolete by 1939.

    晶體檢波器不久即被熱電子管所代替，到1939年已大部分變成了廢物。
  2. The liberation of electrons from a hot wire is called thermionic emission.

    電子從熱燈絲逸出，叫做熱電子發射。
  3. Thermionic integrated micromodule circuits

    熱電子集成微模電路
  4. 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。
  5. A high power microwave detector based on thermionic diode

    一種基於熱離子二極體的大功率微波探測器
  6. Dc emitting characteristics of single crystal lab6 thermionic cathode

    6熱陰極直流發射特性實驗研究
  7. The study on the thermionic emitting performance of tantalum cathode mixed with cesium

    浸銫鉭陰極熱發射性能的研究
  8. Cesium thermionic converter

    銫熱離子變換器
  9. Thermionic lamps and tubes

    熱離子燈和管
  10. Test method for spectrographic analysis of thermionic nickel alloys by the powder technique

    用粉末技術做熱離子鎳合金光譜分析的試驗方法
  11. Ybco semiconductor membrane thermionic radiation and its broad spectrum response characteristics

    半導體薄膜的熱輻射及寬光譜響應特性的研究
  12. Standard practice for definition and determination of thermionic constants of electron emitters

    電子發射極的熱離子常數定義和測定的標準實施規范
  13. Standard practice for testing nitrogen phosphorus thermionic ionization detectors for use in gas chromatography

    氣相色譜法用氮磷熱離子電離探測器測試的標準實施規程
  14. As a nondestructive technique to measure the inner fine structure of the cathode, the ict has the unique advantage. we discussed the emission mechanism of thermionic cathode, and tried to explain the excellent performance of mixed metal cathode by richardson formula and muller ' s computational model

    4 ）就當前鋇鎢陰極發射機理的兩個主要理論模型作了自己的探討，並初探了鋇鎢陰極中鋇的供應機制及發射壽命預測的問題，而且用理查遜公式的推導和muller計算機模擬法解釋了混合基鋇鎢陰極的優良性能。
  15. However, the most commonly used x - ray sources didn " t change much no matter in structure or theory, still using thermionic cathodes as electron sources. such conventional x - ray tubes have some defaults, such as big volume, low frequency response, demanding for supply to cathode that was also brittle

    目前使用的x光源的基本特點是採用熱電子發射形式即採用熱燈絲作為電子發射源，在高壓加速下轟擊陽極產生x射線，這樣的光源體積較大，需要加熱陰極的電源，且對頻率響應慢。
  16. Scandate cathode has outstanding properties of high emission at low work temperature. it ’ s the only thermionic cathode which can suffice to the development of new electronic device ’ s requirement

    含鈧擴散陰極具有極其優異的低溫高電流密度的電子發射的能力，是目前唯一能滿足新型電子器件發展要求的熱陰極材料。
  17. Least square method is used to eliminate linearity errors of system as result of asymmetric illumination and fitting. averaging method of neighborhood and medium filtering method are used to effectively overcome thermionic noise as result of courses of image transferring, gathering and quantization and so on

    對由於光照不均以及安裝等存在的系統線性誤差，採用最小二乘法線性擬合加以消除；對由於圖像採集、傳輸、量化過程中產生的熱電子噪聲，利用了鄰域平均和加權中值濾波方法來有效地減小。
  18. With the development of high power microwave tube, the theoretical and experiment investigation of the high performance cathode have been conducted. the research work includes how to prepare the high performance cathode and the effect of the based metal on the cathode emission, the measurement of the inner and surface fine structures of the cathode, the discussion of emission mechanism of thermionic cathode. after a lot of experiment, we finally determined the cathode preparation with an excellent emission

    為了適應大功率微波管的發展，本文展開了對高性能（大電流密度、長壽命）陰極的研究，研究工作包括陰極制備工藝、鋇鎢陰極基金屬對陰極發射性能影響、以及鋇鎢陰極基底內部結構無損檢測及表面形貌檢測、鋇鎢陰極發射機理探討及應用四個方面的實驗和理論的研究。
  19. All of that changed back in the thermionic valve or " vacuum tube " days with the introduction of the ibm s 360 line of computers, in 1964. suddenly, code didn t have to be thrown away and reimplemented every time you bought a new computer

    這種情況的變化要回溯到1964年引入ibm s / 360產品線的電子管年代：突然之間，我們不需要每次新買一臺計算機時都丟棄原來的代碼並重新設計代碼了。
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