燃孔 的英文怎麼說

中文拼音 [ránkǒng]
燃孔 英文
fumarole
  • 燃 : 動詞1. （燃燒） burn 2. （引火點著） ignite; light
  1. As a comparison, ba1. 03ce0. 8gd0. 2o3 - was synthesized by sol - gel method. among these samples, nonstoichiometric samples were synthesized for the first time. the research work involved : the crystal phase of the sinters were determined by xrd ; ionic conduction under different experimental atmospheres was measured by gas concentration cells ; performances of hydrogen - air fuel cells with the sinters as electrolytes and porous pt as electrodes were measured

    用粉末x射線衍射儀鑒定它們的結晶相；在（ 600 1000 ）范圍內，以燒結體作為電解質隔膜，多孔性pt黑為正、負電極， pt - rh合金網為集電極，分別組成氫濃差電池、氧濃差電池及氫?空氣燃料電池並測定了它們的性能，研究了不同氣氛下樣品的離子導電特性及影響燃料電池性能的因素。
  2. Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat radiant, transmitted through omnipresent luminiferous diathermanous ether

    自廚房至煙囪的孔道，不斷地向上通風，灼熱的火被它煽得從成束的易燃柴禾延燒到多面體煙煤堆上。這種煤炭含有原始森林的落葉堆積后凝縮而成的礦物狀化石森林之發育生長靠的是熱輻射性源-太陽，而熱又是由那普遍存在傳光並透熱的能媒33傳導的。
  3. Deflagration - to - detonation transition in porous propel lants and cast propellants

    多孔和鑄裝高能推進劑的燃燒轉爆轟
  4. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  5. Mathematical model of micro - tpv systems porous firebox

    微型熱光電系統多孔介質燃燒器的數學模擬
  6. Ventless firebox enclosures for gas - fired unvented decorative room heaters

    燃氣式無排氣孔的裝飾性房間加熱器用無孔火箱外殼
  7. According to the vulgar idea, the fire in his laboratory had been brought from the lower regions, and was fed with infernal fuel ; and so, as might be expected, his visage was getting sooty with the smoke

    按照一種粗俗的說法，他實驗室中的火來自下界，而且是用煉獄的柴薪來燃燒的因此，理所當然地，他的面孔也就給那煙熏得越來越黑了。
  8. The minuscule pores keep the thinly spread catalyst in place and create the large surface area needed to break down the fuel effectively

    這些極小的小孔使分佈稀薄的催化劑保持在原位上，並且能留出有效分解這種燃料所需的盡量大的表面積。
  9. Because thermal insulation was in oxygen - riched condition of afterburner and charred layer was porous, oxygenous gas in mixture would penetrate into charred layer and chemical reaction would take place in whole charred layer, which intensified the ablation process

    由於絕熱層處於二次燃燒室富氧的環境中，而且炭化層為疏鬆多孔狀物質，因此將化學反應引入到整個炭化層中。
  10. In this paper, firstly the macro parameter of the series connection app was comprehensively analyzed, among which the trajectory location of the bullet emission and the terminal velocity of the bullet were mainly analyzed, and the feasibility of the series connection app to cope with explosive reactive armor was demonstrated. and then the macro design about the head of the series connection app was made, among which a particular analyse about the bullet " s launching process was made, from which we concluded the relation between the thickness of the airproof loop and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the burning rate of the powder and the relation between the length of the bullet and the maximum pressure of the emission hole and the relation between the length of the bullet and the emitting time of the bullet, and the reasonable str ucture of the head of the carrier and bullet were designed, then the intensity of the head of the carrier was checked out using of the software of ansys

    本文首先對子母式穿甲彈總體參量作了全面的計算分析，其中主要分析了子彈射出的彈道位置和必要的子彈著靶速度，論證了子母式穿甲彈對付爆炸式反應裝甲的可行性，然後對子母式穿甲彈彈頭部進行了總體設計，其中主要對子彈的發射過程進行了詳細的分析，得出了母彈彈頭部發射孔內閉鎖環厚度與子彈飛離母彈速度的關系、子彈長度與子彈飛離母彈速度的關系、子彈長度與火藥燃燒率的關系、子彈長度與母彈彈頭部發射孔內最大壓力的關系以及子彈的長度與子彈發射所需時間的關系，設計出了合理的母彈彈頭部結構和子彈的結構，並利用ansys有限元分析軟體對母彈彈頭部的強度進行了校核。
  11. Vent or chimney connector dampers for oil - fired appliances

    燃油設備用通風孔或煙囪連接器調節閥門
  12. Comprehensive controlling of gas and coal spontaneous combustion during 7338 face disassembled in kongzhuang coal mine

    孔莊礦7338工作面拆除期間的瓦斯及煤炭自燃綜合治理
  13. Combustion characteristics of connector housings, connector assemblies and sockets

    連接器外殼連接器組件和插孔的燃燒特性
  14. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer

    本文首先運用tffa模型描述直接甲醇燃料電池（ dmfc ）陰極氧氣的傳遞和電化學反應過程，研究了過電位-電流密度曲線受陰極結構參數變化的影響程度，其中著重考慮了以下幾個參數：催化層的孔隙率，浸漬聚集體薄膜的厚度，浸漬聚集體的半徑，浸漬聚集體在催化層中的體積分數。
  15. The result on research is as fellow : ( 1 ) the way to rebuild gas channels in combustion chamber of pb column has been researched in order to decrease the flow resistance. the aim, which is less resistance than that at present construction, has been gained

    本論文首次通過系統狽賦，藉助伍顫桔葫榨釀斕閣塔的燃腕室翩翱劃稚殲涸浙，對鋅睬蟎辨轉以孰艙澆室內煤氣道、煙氣道的緯淋撾矯孔劃b研究。
  16. Results show that all the geometric parameters have remarkable effects on combustion performance ; the swirl of intake air generated by skew intake holes enhances fuel - air mixing, minimizes dead zone and stabilizes the flame with reverse flow, but the excessive reverse flow can cause overheat in combustion chamber and exhaust ; the consistency of flow resistance in intake and exhaust system is conducive to the stability of heater performance

    研究表明，燃燒室進氣孔的孔徑、孔數、孔的分佈及方向等均對燃燒性能影響很大；斜孔所產生的旋轉進氣，雖具有強化燃氣混合、消除死區和迴流穩焰的作用，但迴流過度會使燃燒室及排溫過高；保證進排氣系統流動阻力（壓力）的一致性，有助於保證加熱器性能穩定。
  17. At last, the impact of the monolith length, cell density, wall thickness and noble metal dosage on the light - off characteristic and conversion efficiency of three - way catalytic converter are analyzed and could provide a guide for the optimization of three - way catalytic converter

    本文還對載體長度、孔密度、孔道壁厚和催化劑用量對催化轉化器起燃特性和轉化效率的影響進行了分析，為載體參數的優化設計提供了依據。
  18. According to its configuration, the monolith is considered to be a porous media. based on the monolith model and the use of software fluent, the research on the light - off characteristic and conversion efficiency of three - way catalytic converter is processed

    在所建催化轉化器模型的基礎上，根據載體具有分佈細小孔道的特點，將其作為多孔介質處理，利用fluent軟體，對冷起動階段三效催化轉化器的起燃特性和轉化效率作了數值模擬。
  19. Analysis and evaluation on factors affecting gas burning in drill hole

    鉆孔瓦斯燃燒影響因素評價研究
  20. Effects of different fuel - air ratios and different geometric parameters of dual - stage swirler ( such as inner diameters of the primary swirl and secondary swirl passages, outer diameters of the secondary swirl passages, vane angle of the primary and secondary swirler, the distance of the flare exit from throat etc ) on combustion performances are studied experimentally. the experimental results show that radial profiles of the outlet gas temperature 、 combustion efficiency 、 emissions of co2 、 co and nox and lean blowout are affected with different degrees by the different geometric parameters of dual - stage swirler and the arrangement of primary holes

    在不同油氣比下，不同的雙級旋流器幾何參數（例如:一級與二級旋流器出口內徑d 、葉片安裝角、二級旋流器出口外徑d 、二級旋流器的喉道到出口截面的距離l和喉道前後的圓弧半徑r以及主燃孔孔布局等）對單頭部環形燃燒室的出口溫度分佈、燃燒效率、貧油熄火油氣比以及污染物（ co _ 2 、 co和nox ）排放等燃燒性能的影響規律進行了研究。
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