極高真空 的英文怎麼說
中文拼音 [jígāozhēnkōng]
極高真空
英文
no data- 極 : 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...
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 真 : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 真空 : [物理學] vacuum; empty space; vacuo
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The interior of the tube must be kept a hard vacuum to preserve the photo cathode.
顯象管內部一定要保證高真空才能保護光電陰極。Under special conditions such as low partial load / deep vacuum, unexpected high air leakage resulting in a major temperature difference ( above 10 c ) between the steam exhaust turbine temperature and all air - take off temperature measurement, the suction capacity can be improved by using 2 main ejector simultaneously
在特殊條件如局部低載荷/極端真空,不正常的熱交換,意想不到的高空氣泄漏導致的在蒸汽排氣溫度和抽空溫度測量上產生的嚴重溫差( 10 c以上) ,用兩臺主抽汽器同時工作可以提高抽氣量。Interrupters used in power switchgear, x - radiation limits for ac high - voltage power vacuum
電力開關用交流高壓電力真空斷路器的x射線輻射極限Liquid helium cryocondensation pump has great advantages in large pumping speed, working pressure range and high ultimate pressure, etc. it ' s more excellent than any other vacuum pump. it can meet the vacuum requirement of nbi and can improve the transportation efficiency. the development of neutral beam injection ( nbi ) system in the world, the structure of nbi system used on the ht - 7 device of asipp was introduced in the thesis
液氦低溫冷凝泵是利用低溫面對氣體有強吸附能力的原理,實現抽氣的真空獲得設備,它具有抽速大、工作壓強范圍寬、極限真空度高等一系列優點,是普通真空設備無法比擬的,作為中性束注入系統的主抽泵,它能滿足中性束注入系統對大抽速的要求,提高中性束的傳輸效率。A highly evacuated electron tube containing an anode, a cathode, and a control grid
三極體帶有陽極、陰極和控制柵極的高真空的電子管Alpine orchard to apple for the quality of raw materials, the introduction of britain, germany, italy and other advanced production equipment and technology, the high - pressure cleaning, squeezing, enzymatic hydrolysis, instantaneous heat disinfection, ultrafiltration clarification, vacuum concentration, aseptic filling process from contain human needs of the various vitamins, amino acids and zinc, iron, copper and other trace elements, and maintain the natural juice taste, nutritional value high
產品簡介:以高山果園的優質蘋果為原料,引進英、德、意等先進生產設備和工藝,經高壓清洗、壓榨、酶解、瞬時高溫殺菌、超濾澄清、真空濃縮、無菌灌裝加工而成,蘊含人體需要的各種維生素、氨基酸及鋅、鐵、銅等微量元素,保持了果汁的天然口味,營養價值極高。General model c38 dc meters are portable taut - band suspended moving coil instruments with light - spot indication. the meters have the feature of extremely high in sensitity and small in consumpition being particularly suitable to be used for measuring weak electric quantity on dc circututs, also for testing the static paramenters of transistors as well for measuring the output of millivolt values of zhermocouple in the vacuun furnaces ( or hydrogen furnaces )
C38型直流電表是磁電系張絲支承光點指示可攜式電表儀表具有極高的靈敏度,功耗小,特別適合弱電量直流電路測量及晶體管靜態參數測試用以及用做真空爐(或氧氣爐)中測量熱電偶的輸出毫伏值3. finally, we explore a serial of other fabrication technology of sbd of high frequency, including oxidation techniques, photoetching techniques and vacuum deposition. an original sbd of high frequency has been made
最後,利用所生長的薄硅外延片,探索出其它一系列相關的高頻肖特基二極體的製作工藝,包括氧化工藝、光刻工藝、真空鍍膜工藝等,製作出了高頻肖特基二極體的原型器件。These equipments are vacuum system which is made up of diffusion pump, pipes, water - cooling baffle and rotary vane pump ; the whole chamber, wall and water - cooling wall are made of stainless steel ; the lower part is equipped with cool water sleeve which can fast take out air to gain 10 - 4 or higher vacuum, therefore they are widely used in high - tech fields, such as the platting, electronic, metallurgy, chemical engineering, atomic energy, materials and medicine etc
Kt系列擴散泵機組是由凸腔擴散泵管道水冷擋板機械泵等組成的高真空系統,整個泵腔泵壁及水冷壁全部由不銹鋼作成,下部配有降溫用急冷水套,抽氣速度快,極限真空高,它可使被抽容器獲得10 - 4或更高的高真空,因此廣泛適用於鍍膜裝飾電子冶金化工原子能材料醫藥等等各種高新技術領域。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。Measurements of electrical properties of electronic tubes ; methods of measurement of emission current from hot cathodes for high - vacuum electronic tubes and valves
電子管電氣性能測試.第14部分:高真空電子管加熱陰極Measurements of the electrical properties of electronic tubes. part 13 : methods of measurement of emission current from hot cathodes for high - vacuum electronic tubes and valves
電子管電性能的測量.第13部分:高真空電子管熱陰極發射電流的測量方法As a engineer, i have researched the technology of the deposition of the pyrolytic graphite grid ’ s rough in detail and deeply, in order that xuguang electric ltd. co. achieves the producing from the deposition of the pyrolytic graphite grid ’ s rough to grid. in this research, propane and nitrogen gases has been used in the deposition of the pyrolytic graphite grid ’ s rough at about 1800 and in vacuum
為了使旭光電子股份有限公司順利實現從熱解石墨柵極毛坯沉積到柵極成品的生產,本人作為工藝研究人員,對熱解石墨柵極毛坯沉積工藝進行了詳細、深入的研究。在本課題研究工作中,採用了丙烷有機碳氫化合物氣體和稀釋用氮氣、氬氣,在高溫1800左右的真空條件下試驗研究了熱解石墨柵極毛坯的沉積。The space observation in soft x - ray and extreme ultraviolet ( euv ) region is an important portion of the space astronomy and an effective solar observation method developed increasingly. in this thesis we designed a euv multi spectrum space solar telescope ( eut ) based on the requirement of high angular resolution and wide field of view for solar observations ; investigated the transmission performance of eut ; invented a method of eut pointing calibration on the space orbit and solved the high precision pointing calibration problems ; constructed a prototype of 17. 1nm telescope, tested the possibility of eut design, and developed some cutting - edge techniques
本文根據空間平臺上高解析度對日觀測的需要,設計出一種可以在四個極紫外波段對日同時成像多光譜太陽望遠鏡( eut ) ;研究了極紫外( euv )波段太陽望遠鏡光學傳輸特性;提出了真空紫外波段在軌指向的標定方法,解決了高精度指向標定問題;研製出一臺17 . 1nm望遠鏡的地面樣機,驗證eut設計的可行性,攻克了部分關鍵的技術難關;為進一步的研究工作奠定了基礎。According to secondary electron emission avalanche ( seea ) theory, the effects of insulating materials, shapes, electrode structures of vacuum insulator on surface flashover and its mechanism, design optimization methods for vacuum insulator to improve surface flashover voltage by selecting insulating material, shape and electrode structure are reviewed
摘要根據二次電子發射崩( seea )理論,綜述了真空絕緣子的絕緣介質材料、幾何形狀和電極結構對絕緣子沿面閃絡的影響和機理過程,以及從這三方面優化設計真空絕緣子以提高其沿面閃絡電壓的方法。A novel patterning technology of fine - pitched carbon nano tubes pixels on photo resists layer has been developed by lift - off process. another new sealing technology named flat panel sealed method in vacuum chamber for fed or other electro - vacuum devices has also been developed. the screen printed carbon nano tube field emission display device fabrication process has been set up and a 2
建立了一種採用光刻膠作掩模的直接剝離方法,並可獲得高密度線條分佈的碳納米管冷陰極;建立了一種電真空器件的真空原位平面封裝方法;建立了一整套較為完善的碳納米管場發射冷陰極印刷制備及場發射顯示器件制備的工藝流程,並成功獲得2 . 2英寸碳納米管動態顯示原理型樣機。Two stage vacuum brick extruder set coule produce standard bricks and hollow bricks in different specifications. itis the ideal equipment for the reform of material of the wall. this series of equipment have characteristics of high output, high pressure, wide materials raw etc. and they are indispensable hollow brick making equipment
說明:雙極真空擠磚機能生產多種規格標準磚和空心磚,是滿足墻體材料改革需要的理想設備,該系列設備產量大、壓力高、適合粘土、頁巖、煤矸石、粉煤灰等原料,是製造空心磚的必備設備。Different from fabricating sbd with bulk semiconductor, thin semiconductor films were utilized as the active layer in order to minimize the series resistance. si epilayer with sub - micro thickness was deposited by ultra high vauum chemical vapor deposition ( uhv - cvd ). the sbd with rectifying performance was developed, using si epilayer as the active layer
利用我們自行研製的超高真空化學氣相沉積( uhv - cvd )技術外延了亞微米級的si薄膜,成功的製作了具有整流特性的高頻薄硅肖特基二極體的原型器件。The technique can avoid produce ti / al chemical compound in high temperature. the chemical compound would increase the difficulty of pressing. the research on vacuum degassing and temperature of pressing can acquire the ideal composite powders of highly
對ti / al復合粉進行真空脫氣及低溫熱壓制可以降低坯料中空氣含量並提高粉末顆粒的界面結合強度,同時避免高溫下生成tial基化合物增加緻密難度,對真空脫氣及壓制溫度進行研究,獲得理想的緻密度極高的復合粉末。Very high vacuum
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