真空性能 的英文怎麼說

中文拼音 [zhēnkōngxìngnéng]
真空性能 英文
vacuum performance
  • : 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...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 能名詞(姓氏) a surname
  • 真空 : [物理學] vacuum; empty space; vacuo
  1. So it is worth to researching the problem that how to rationally distribute generatrix, vacuum interrupter and other electric organs to make the better insulation cooperation and the design requirement with the highly reliable insulation property so that we can assure that the metalclad withdraw switchgear run safely in the distribution system and have smaller installation space

    因此如何夠合理的配置母線、斷路器及其它電器元件,得到較佳的絕緣配合和設計要求,具有高度可靠的絕緣,保證中置櫃在配電系統中安全運行,並且有較小的安裝間,是一個值得研究的問題。
  2. 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

    本文在深入研究微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極微電子三極體的不同特點,分別建立了物理和數學模型,在考慮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微電子三極體內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學隨幾何參數的變化情況。
  3. The tensile strength and young ’ s modulus of cf / ep specimens before and after vacuum thermo - cycling were measured by an electrical universal material testing machine. an electron scanning microscope was used to perform the surface morphology and fractography of specimens

    熱循環試驗前後cf / ep層合材料的拉伸由電子萬材料試驗機完成,本文利用掃描電鏡觀測試樣表面形貌和拉伸后的斷口形貌。
  4. When the field is slowly - varying, the scalar field potential acts like a cosmological constant. in addition to the quintessence models, many other theories for dark energy have been proposed, including models based on super - symmetric gauge theories, super - gravity, small extra dimensions, large extra dimensions, quantum field theory effects in curved space - time. all these models are essentially based on the existence of a mass less scalar field acting at a cosmic scale

    除了場模型外,科學家亦提出其他解釋黑暗量的理論,這些模型建基於不同的物理理論或假設,例如超對稱規范理論超重力增加一些小或大的間維數量子力學在彎曲時的影響等等,這些理論模型,返本溯源,其實背後都假設存在著一個特類似於宇宙常數的無質量純量場。
  5. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學、掃描電鏡和界面微區譜分析結果,分析了sic _ p al復合材料的燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊氣炮測定了改復合材料制備剃度復合板的穿透
  6. Study on increasing breaking porperties of vacuum interrupter

    提高滅弧室分斷的研究
  7. The methods - three dimension fabric - enforced laminates, and sparse fabric - enforced laminates, layer - enforced laminates ? to enhance the interlaminar toughness of fabric - reinforced laminates were discussed in this paper. the stitching method to enhance interlaminar toughness of stitched - laminates was mainly discussed in this paper based on our research and experiment. the middle - alkali glass fabric used as enforced - material with thickness of 0. 2mm, 3 section 600 deniner kevlar yarn is used as stitching thread in this research, which improved lock stitching way and different kinds of stitching mode were adopted

    以提高層合板復合材料的層間斷裂韌量釋放率)為目標,採用中堿玻璃布為增強材料,對疊層后的玻璃布,採用凱芙拉縫合線、改進的鎖型縫合方法、不同的縫合工藝進行了縫合;基體採用的是不飽和樹脂,固化劑為過氧化甲乙酮,促進劑為環烷酸鈷液;在室溫下採用輔助rtm ( resigntransfermolding )成型固化方法,製作了不同縫合工藝的玻璃布增強復合材料層合板。
  8. The novel vertical carrier - free linear cluster system phoebus for the economical deposition of amorphous and microcrystalline silicon light absorbers by pecvd ideally combines the strengths of proven vacuum production platforms to precisely focus on the needs of solar cell producers : process stability, productivity, yield, footprint, costs of ownership

    新的立式無載體線團系統」菲波斯」 ( phoebus ) ,以pecvd方法經濟地鍍膜無定形的和微晶硅吸光體,理想地結合各種證明可靠的生產平臺的優點來精確的聚焦于滿足太陽電池生產者的需求:工藝的穩定,生產效率,合格產量率,佔地面積和擁有運營的總成本
  9. After vacuum concentrating and discoloring with 1. 5 % h2o2, then adding mixed fatty acid or mixed fatty acid ethyl ester as a fluidizing liquor, the hydrated rapeseed phosphatide can be mixed with 50 % soybean meal and 50 % diatomite to manufacture a premixed feed from rapeseed phosphatide, which can obviously improve the production performance when applied to feed giant freshwater prawn and duck

    摘要菜籽水化磷脂經濃縮,用質量分數1 . 5 %雙氧水脫色,然後添加適量混合脂肪酸或混合脂肪酸乙酯作流質劑,與50 %豆粕加50 %硅藻土組成的混合載體製成磷脂預混飼料,用於飼喂羅氏沼蝦和蛋鴨,生產明顯提高。
  10. With the aid of baffle movement, a technique named masking pretreatment and the method of vacuum deposition have been used to fabricate the ag - o - cs photoemissive thin films with internal field - assisted structure for the first time. the internal field - assisted photoemission characteristics of ag - o - cs thin films show that the photoelectric sensitivity is increased when the internal electric field is applied to the thin films, which indicates that the electric field has been effectively provided to the thin films by the above - mentioned internal field - assisted structure. such an enhanced photoemission is attributed to the variations in energy - band structure of ag - o - cs thin films, and which are considered to induce the lower - energy electrons to participate in the photoemission

    通過掩膜預處理和擋板轉移技術的配合,利用沉積方法首次制備了內場助結構ag - o - cs光電發射薄膜。 ag - o - cs薄膜內場助光電發射特測試結果表明,該方法夠有效地實現ag - o - cs薄膜體內電場的加載與表面電極的引出,薄膜光電靈敏度隨內場偏壓的增大而上升。 ag - o - cs薄膜在內場作用下的光電發射增強現象與薄膜體內帶結構變化低電子參與光電發射等物理機制有關。
  11. Studies of aggregation of copper phthalocyanine nanoparticles

    酞菁銅薄膜的熱蒸發制備及其
  12. Specification for air performance measurement plenum chamber for vacuum cleaners

    吸塵器充氣室氣動力測量規范
  13. Standard specification for air performance measurement plenum chamber for vacuum cleaners

    吸塵器充氣室氣動力測量用標準規范
  14. Based on the terszige and biot theory, initially analyze the economical of this experiment, directly save investment 22 % after compute. after that, computing the settlement of highway foundation, comparing the computing and survey value, the predict formula of vacuum - heaped load combining precompression for designing, this formula show that the distortion law of consolidation progress. at the same time, based on the position and room experiment, analyzes the intension transformation in soft soil and criteria of stabilization control

    在太沙基和比奧固結理論的基礎上,先分析了此次試驗的經濟,經核算直接節約投資22 ,經濟效益十分明顯;隨后對堆載聯合預壓法加固軟土路基的沉降量進行了估算,並與實測值作對比分析,得出了堆載聯合預壓下的沉降量估算公式,反映「」加固過程的變化規律;同時根據現場和室內試驗,分析了軟土強度的變化,以及給出並驗證了工后沉降控制標準。
  15. The huge energy - momentum of particles can be transformed into thermal energy by accelerator experiment at high energy to study perturbative vacuum of quantum chromodynamics and determine the signal of quark - gluon plasma

    在實驗上,人們通過相對論重離子碰撞實驗把巨大的動轉化為熱,來研究量子色動力學的微擾及其所預言的夸克?膠子等離子體。
  16. The article primarily described the preparation technology and function token of ceramic fiber composite microporous membrane. which main include : the choices of ceramic fiber, the preparation and dispersion of ceramic fiber which the rato of long path can be controlled, preparation technology and function of the microporous ceramic support, the chemistry constitutes of the ceramics fiber composite membrane and the influence of the every kind of factor on the membrane function, the vacuum forming technology of ceramics fiber composite and the influence of the every kind of factor on the membrane function, and the microstructure of the ceramics fiber composite microporous membrane was analysised by the scanning electron microscope ( sem )

    本文主要描述了陶瓷纖維復合微濾膜的制備工藝及表徵,其中主要包括:陶瓷纖維的選擇、可控長徑比的陶瓷纖維制備及分散工藝、陶瓷纖維膜支撐體的制備、膜組分配方及各組分配比對材料的影響、陶瓷纖維膜的抽濾成型工藝及各工藝參數對膜材料的影響等,並對陶瓷纖維復合微濾膜的顯微結構進行了掃描電鏡分析。
  17. Study on the vacuum properties of the meltable polyimide adhensive and its application in vacuum devices

    可熔聚酰亞胺膠粘劑的真空性能研究
  18. The shape of the tangles influences the properties of strings and therefore the vacuum ' s energy

    纏結的形狀會影響弦的質,進而改變量。
  19. Choose the good vacuum characteristic insulator, reduce the probable weakness ; 2. reduce the electrical field in the triple junction as possible 3. make the electrical field distributing along the surface more uniform

    總結提出了絕緣子設計的三點基本考慮: 1 、選擇真空性能好的絕緣子,減少可存在的弱點; 2 、盡量降低三結合點電場強度; 3 、使電場沿絕緣子表面分佈盡量均勻。
  20. Because field - emission devices have strict requirement for the vacuum environment, the vacuum performance of the field - emission cathode was very significant

    由於場發射器件對于器件內部度的要求很嚴格,因此場發射陰極材料的真空性能非常重要。
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