氣體透鏡 的英文怎麼說

中文拼音 [tòujìng]
氣體透鏡 英文
gas lens
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 體構詞成分。
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : Ⅰ名詞1 (鏡子) looking glass; mirror 2 (幫助視力或做光學實驗的器具) lens; glass 3 (姓氏) a s...
  • 氣體 : gas; gaseous fluid
  • 透鏡 : [物理學] lens; optical lens
  1. 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,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電和界面微區能譜分析結果,分析了sic _ p al復合材料的真空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,以及利用高速沖擊空炮測定了改復合材料制備剃度復合板的穿性能。
  2. Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis

    課程的主題包含了:行星、行星形成;恆星、太陽、正常的恆星、恆星形成;恆星演化、超新星、緻密天(白矮星、中子星及黑洞) 、波霎、雙x -射線源;星團、球狀及疏散星團;星際介質、、塵埃、磁場、宇宙射線;距離階梯;星系、正常及活躍星系、噴流;重力;大尺度結構;牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史;宇宙背景微波輻射;大霹靂核合成。
  3. We also investigated the pathological changes of mouse liver, thymus and cerebrum cortex challenged by so2 inhalation by in vivo tests. we studied the apoptotic induction on mouse spleen cells and cytotoxicity of human embryo lung fibroblasts of so2 derivatives by in vitro tests. in vivo tests of sulfur dioxide inhalation showed : ( 1 ) effects on mouse lung of so2 challenge : we found no significant apoptotic changes induced by so2 inhalation but obvious pathological changes of lung with vacuolating of osmiophilic multilamellar bodies which maybe related with the decrease of surfacant and decrease of microvillus of type ii alveolar cells ; we also found thickening of part of basement lamina between type i alveolar cells and capillary endothelium cells which may inhibit the dispersion of oxygen and contribute to lung dysfunction

    二氧化硫熏染毒的內實驗結果表明,在本次實驗的濃度范圍內( 56mg m ~ 3 、 112mg m ~ 3 、 168mg m ~ 3低、中、高三個濃度) : ( 1 )通過射電、 dna凝膠電泳分析和流式細胞分析發現二氧化硫吸入染毒一周對小鼠肺臟沒有明顯的凋亡誘導作用,但通過射電觀察發現二氧化硫可引起肺臟明顯的超微結構改變,引起型肺泡上皮細胞板層空泡化,微絨毛減少,線粒緻密化或腫脹變性;肺泡血管內皮細胞和型肺泡上皮細胞之間基膜增厚,使氧彌散功能出現障礙,從而降低肺功能。
  4. All commercial biogenic gas is stored in the flood plain - estuary sand lenses of the incised of the incised valleys

    所有的商業性生物都存儲在下切河谷內河漫灘河口灣砂質中。
  5. In designing the laser unit, the thermal lensing effect of co2 laser plasma is taken into account. a sixteen - folded resonator that has the good transverse mode selection ability and the largest beam energy is developed

    在設計過程中,通過對諧振腔內效應和模積與激發積相匹配問題的研究,設計了一種具有較大激發能量和良好橫模選擇能力的十六折諧振腔。
  6. The non - structural gas reservoirs in ordos basin can be divided into 4 types, such as a reservoir of lithologic trap of sandstone lens, lithologic trap of differential diagenesis, overlying lithologic - formation trap and the reservoir related with weathering and uncomformity surface

    摘要鄂爾多斯盆地非構造藏可分為4類:砂巖巖性圈閉、差異成巖作用形成的巖性圈閉、上傾巖性地層圈閉、與風化殼和不整合面有關的巖性地層圈閉藏。
  7. By the types of oil or gas reservoirs, three kinds of oil or gas accumulation models fit to wuerxun depression. they are the model of oil or gas migrating and accumulating in sandstone lens or fracture traps of source rock, the model of oil or gas accumulating in fault - block or fault - screened traps through vertical migration, the model of oil or gas accumulating in structural - lithological traps migrating laterally in short instance through sandrock

    在此基礎上,根據油藏類型總結出烏爾遜凹陷南二段油成藏模式有源內砂巖或裂縫圈閉油運聚成藏模式油沿斷裂垂向運移于斷塊或斷層遮擋圈閉成藏模式油沿砂短距離側向運移于構造?巖性圈閉油藏模式。
  8. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子的可見光光譜以監測微波等離化學相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離化學相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積壓、基溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電( sem ) 、紅外射光譜( ir ) 、原子力顯微( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  9. Catalysts were prepared by impregnation reduction, thermal reduction, advanced thermal reduction and sol - gel methods from these metals. electrochemistry measurements, xrd, tem were used to test these catalysts. the results showed that these metals have some electrocatalysis activities towards hydrogen oxidation reaction

    本文選擇了w 、 mo 、 co等金屬,採用浸漬還原法、熱還原法、改進的熱還原法以及溶膠凝膠法分別制備了這幾種金屬的碳載催化劑,對制備出的非貴金屬催化劑進行了電化學測試、 x -射線衍射( x - raydiffraction , xrd ) 、射電子顯微( transmissionelectronmicroscopy , tem )等測試,研究結果表明:這些非貴金屬在硫酸系中對氫的氧化反應均有一定的催化活性。
  10. Many academicians researched their formation and accumulation mechanism and put forward manifold mechanisms, including the special mechanism of minority liquid molecular controlling the accumulation of lens reservoir by unknown gravitation, difference between liquid pressure compelling hydrocarbon to accumulate firstly in the lens reservoir, along cranny in the case of hydrocarbon replacing pore water in the lenticular body under capillary pressure, difference breakthrough employing hydrocarbon entering lens reservoir and so on

    國內外學者提出了多種成藏機制,包括未知重力運動機製作用下,少數流分子的個別特性控制狀砂巖油藏聚集;毛細管力作用下油替換中的孔隙水;烴濃度差是油向砂運移的主要動力;流壓力差使油首先沿著裂隙向砂巖中運移、聚集而成藏;差異突破作用使砂巖成藏等。
  11. A glance through the magnifying - glass or microscope into the interior of an emerald tells us something about the eventful genesis of this unique gem : here we see small or large fissures ; here the sparkle of a mini - crystal or a small bubble ; here shapes of all kinds

    大量的裂縫及內含物。過放大或顯微我們可以更了解這個獨特寶石的內部構造:我們可看到大小不同的裂隙及不同形狀的小結晶泡。而當晶仍在形成過程中,其中一些是有機會
  12. Main accumulation controlling factors and forecast of sand lens reservoir, dongying depression, china

    東營凹陷砂巖成藏機理及有利區預測
  13. According to paleo - geomorphology and depositional systems analysis, three kinds of forming models of subtle traps were built. they are fan - delta front - slope - sliding turbidity subtle traps n sub - fan near fault - stepping faults - turbidity subtle traps and fan - delta - furrow - sub - fan - sliding turbidity subtle traps

    綜合分析表明,臨南窪陷具有有利的油成藏條件,發育有上傾尖滅型隱蔽油藏、隱蔽油藏、斷層-巖性隱蔽油藏等隱蔽油藏。
  14. The field emission property of carbon nanotubes could be increased by substitution of nitrogen for some of carbon, however, however, that of bcn nanotubes was poor. 1. study of disordered multi - wall carbon nanotube carbon nanotubes with different diameter distributions have been produced by thermal decomposition of a ferrocene - xylene mixture under different temperatures and different catalysts in an ar ( or n2 ) / h2 atmosphere

    結合射電、掃描電及拉曼光譜,系統地研究了以鈷二茂鐵為催化劑時不同溫度下、以及在860時,分別以鈷二茂鐵、鎳二茂鐵、鈷、鎳鈷不同催化劑、不同保護對高溫熱解法制備的多壁碳納米管結構、產率等的影響,對產物的形態、結構進行分析。
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