熱電陰極 的英文怎麼說
中文拼音 [rèdiànyīnjí]
熱電陰極
英文
thermal cathode-
However, the manufacture process of twt is so complicated that many kinds of subject, such as electron optics, magnetics, cathode electronics, microwave electronics, electronmagnetic fields theory, material science, mechanics and calorifics are involved in
行波管的研製涉及到電子光學、磁學、陰極電子學、微波電子學、電磁場理論、材料學、機械與熱分析諸多學科,工藝過程十分復雜。The hydrogen in the gauge is ionized by electron emission from a heated cathode.
在離子計內的氫氣是用一個加熱陰極放射電子來電離的。The cathode at the left is raised to a high temperature by the heater, and electrons evaporate from its surface.
左邊的陰極被燈絲加熱到高溫,同時電子從陰極表面蒸發出來。Usage : manufacture tungsten wire, frame of grid, elicit wire, bracket, unsag tungsten wire, mould rods in high temperature, eradiate cathode, electrodes, bracket of heating
用途:用於製造鎢絲柵極邊桿引出線支架不下垂鎢絲,高溫定型桿發射陰極電極加熱子支撐桿等。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點,重點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、陰極碳化時積碳、一柵和二柵之間的電容大、管內蒸散、熱態時極間絕緣低、耐高壓的能力差等六個方面的問題進行了論述。Research on thermal cleaning technique for gaas photocathode
Gaas光電陰極熱清洗工藝研究Magnetron has filamentary cathode with small time hearting, the shielded cathodic site, liquid cooling and the filter built - in by radio
它具有加熱時間短的細絲陰極,液體冷卻和內建無線電濾波。Magnetron has filamentaryo cathode with small time hearting, the shielded cathodic site, liquid cooling and the filter built - in by radio
該磁控管具有加熱時間短的屏蔽陰極,液體冷卻和內建無線電濾波。4. the thrust measurement device was calibrated, and the accuracy was 2 % fs. at the same time the signal of thrust measurement was input to the computer. e - type chromel - constantan thermocouple was used to measure the temperature of mpt, and the accuracy was 5 % fs. the vacuum measurement was realized by using zdf - 5427m vacuometer, and the accuracy was 3 % fs
( 4 )對推力測量系統進行了標定並實現了計算機採集,推力測量系統最大相對誤差為2 fs ;溫度測量目前還只限於對mpt諧振腔壁溫的測量,使用e型鎳鉻?康銅熱電偶即可較容易實現,其測量精度為5 fs ;真空測量採用zdf - 5427m微機型復合真空計,其由熱偶計和熱陰極電離計復合而成,該真空計測量控制精度為3 fs 。Yancheng yanwu keda electrical appliance co., ltd is a specialized company combined of developing, manufacturing and marketing neon lights, ccfl lights, led lights, induction lights, kinds of craft lights, advertising lights, shop sign, etc. we keep all along the truth of exploiting, practice, creating, assimilate advance technology. our products are widely used in automobile decoration, house decoration and lighting, advertising promotion. meantime our products have passed environmental protection certificate, safety certificate, and are welcomed by our clients. we warmly welcome friends at home and abroad and enhance our cooperation to develop marketing, and make mutual resplendence
鹽城燕舞科大電器有限公司是一家開發、製造、銷售霓虹燈管、冷陰極燈管、 led 、無極燈管及各類工藝燈飾、廣告燈箱、燈牌的專業企業,公司自成立以來本著開拓、務實、創新的理念,不斷吸收先進的工藝技術,產品廣泛應用於汽車裝飾、室內外裝飾照明、廣告促銷,產品通過環保認證、安全認證,倍受客戶喜愛,本公司熱忱歡迎與海內外朋友加強合作,開發海內外市場,開創輝煌。Its cathode ray tubes required large amounts of heat in order to boil out electrons, needed time to warm up, and often burned out
它的陰極射線管要吸收大量的熱來激發電子,要耗費時間升溫,通常還會燃耗殆盡其本身。Researches on thermal emittance of metal cathode in photoinjectors
光陰極電子槍中金屬光陰極的熱發射度研究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,這兩種陰極存在各自的缺點,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。Hot cathode vacuum gauge head
熱陰極電離真空規管Magnetron has filamentary cathode with small time hearting, the shielded cathodic site, liquid and air cooling, and also the filter built - in by radio
該磁控管具有加熱時間短的陰極,屏蔽陰極,液體和空氣冷卻,內建無線電濾波。The experimental results demonstrate that the suitable mea hot - pressing temperature and pressure are 120 and 15. 5mpa, respectively. the optimum catalyst loading in anode is 4 mg pt / cm2, and the best contents of nafion ionomer in anode and cathode layer are 45wt % and 35. 3wt %, respectively
實驗結果顯示,制備膜電極時最佳的熱壓溫度和壓力分別為120和15 . 5mpa ;陽極催化劑的適宜載量為4mgpt / cm2 ;陽極和陰極催化劑層的nafion最優含量分別為45 . 0wt %和35 . 3wt % 。The voltage of lithium - intercalation reaction, impedance and structural stability of intercalation - type cathode material were analysed and calculated. theoritical results show that the reaction voltage depends on the content of lithium and the bond energy, and that the key ways to lower the electrode impedance are to increase the electronic conductivity of the electrode and the diffusion coefficient of lithium ion in the host and to decrease the size of powder. in addition, the thermal stability of lithium - insertion structure can be improved by using crystallographic co - lattice theory and doping treatment
本文從嵌入式陰極材料的嵌鋰反應的電壓、阻抗及結構穩定性的分析和理論計算著手,得到了電壓取決于基體中各種離子間的鍵能及鋰含量、降低電極阻抗的關鍵是提高電子型導電性和li ~ +在基體中的擴散系數及減小粉末粒度的理論依據及其利用晶體的共格原理和摻雜改性的方式來提高材料嵌鋰結構的熱穩定性的設計思路。Products : rectifers, high silicon cast iron anodes, mmo anodes ( rod, tubularribbon ), titanium conductor bar, sacrificial anodes ( aluminum, magnesiumzinc ), magnesiumzinc ribbon anodes, zinc grounding cell, reference electrodes, test postjunction boxes, thermite ( corrtech exothermic weld metal ) mold, cathodic protection system utilizing solar energy, cp data remote monitoring system, and other accessories
我們的產品:恆電位儀、高硅鑄鐵陽極、鈦基混合金屬氧化物陽極(帶狀、棒狀、管狀) 、鈦導電片、鋅合金陽極、鎂合金陽極、鋁合金陽極、鋅帶鎂帶、長效硫酸銅參比電極、高純鋅參比電極、鋅接地電池、陰極保護測試樁、鋁熱焊模具和焊劑、太陽能陰極保護系統、陰極保護參數遠程監測控制系統等全系列陰極保護系統配套產品。The sol - gel method and solid - state thermal reaction technique were used to prepare the composite oxides with variable lithium content. the doping treatments of some compounds were conducted. dta and tg were used to analyse synthesis mechanism, xrd to analyse phase composition, sem to observe morphology, li - b / licl - kcl / oxide simulated thermal cells to analyse the lithium - intercalation mechanism and properties of cathode material
實驗中採用溶膠?凝膠工藝和固相熱反應技術制取相應的不同鋰含量的復合氧化物,並嘗試對某些化合物進行適當的摻雜處理,應用dta和tg分析合成機制、 xrd分析所得物的物相組成、 sem觀察其形貌,模擬li - b / licl - kcl /氧化物的單體熱電池來分析陰極材料的嵌鋰機制及其電極性質。Using a magnetic field to curve the path of the e-beam permits screening of the hot filament.
用一個磁場使電子束走曲線路徑能夠屏蔽熱陰極。分享友人