氧氣流速 的英文怎麼說

中文拼音 [yǎngqìliúsù]
氧氣流速 英文
flow rate of oxygen
  • 氧 : 名詞[化學] （氣體元素） oxygen （o）
  • 氣 : 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...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 氧氣 : [化學] oxygen; oxygen gas
  • 流速 : [機械工程] velocity of flow; strength; [水文] current velocity; current speed; flow rate流速管 pi...
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  2. The reaction activity was influenced by the velocity of gas, and the conversion rate was inverse ratio to the velocity of flow

    同時研究了反應氣體流速對h _ 2s光催化氧化反應的影響， h _ 2s的去除率與流速成反比。
  3. Exhaust carrying sulfur oxides and powders enter the venturi scrubber to interact with the recovery solvent. when passing through the neck, the section surface constricts and the

    含硫氧化物及粉塵廢氣自頂部進入文氏洗滌塔和洗滌液接觸流經喉部，由於截面積縮小，高速氣體將洗滌液噴成霧狀，而達到慣性沖擊去除粒狀物的目的。
  4. Aerobic exercise is any exercise that raises your heart rate to the extent that it makes you slightly breathless and sweaty eg fast walking, jogging or cycling. aerobic literally means with oxygen

    帶氧運動是指任何能增加您的心跳率以令您有少許喘氣流汗的運動，例如急速步行、緩步跑或踏單車。
  5. The use of cryogenic nitrogen gas jet to reduce the temperature of cutting zone and to avoid oxidation wear of tool in high speed milling titanium alloy was presented

    為降低切削區溫度、防止刀具的氧化磨損，提出在低溫氮氣射流條件下進行鈦合金的高速銑削加工。
  6. They looked at 9 000 babies born from 1987 to 1993. pregnant women who were exposed to the highest levels of ozone and carbon monoxide because their homes were close to busy freeways were three times as likely to have a child with certain heart defects as women breathing the cleanest air

    他們觀察了1987年至1993年出生的9000名孩子，發現與呼吸最清潔空氣的婦女相比，住在車流如織的高速公路附近，並接觸最高濃度臭氧和一氧化碳的孕婦生下患有某種心臟缺陷孩子的可能性要高出3倍。
  7. As the partial pressure of o2 increases the cathode voltage of the target increases in order to maintain the same current intensity and the sedimentation rate gradually decreases

    氧氣分壓的增大，維持同樣濺射電流強度的靶陰極電壓增大，薄膜的沉積速率逐漸減小。
  8. There is no direct relation between the o2 flux, crystal type and reaction rate. with the o2 flux rising, the photocata lysed efficiency decreases while the hydrophilicity increases

    氧氣流量對晶體類型和反應速率沒有直接的影響，隨著氧氣流量的增加，薄膜的光催化性能下降，親水性上升。
  9. It was still a technical problem on how to add the air to the reactor in so small pressure difference. in addition, the photocatalytic reaction efficiency was very low at the high speed. the reactor will be large, the price will be very high and the electricity will be enormously consumed during the photocatalytic - oxidation of h2s in the methane

    主要原因是沼氣中不含氧，使用時氣體流速大，壓差小，而用光催化氧化方法消除h _ 2s需要有相當量的氧參與，在壓差很小的情況下，一次空氣的加入存在技術困難；在高氣體流速條件下，光催化效率低，若用光催化方法消除h _ 2s ，反應設備龐大，耗電量高，價格昂貴，農民難以負擔。
  10. Atoms of the film by dc reactive magnetron with pt sputtered tend to plane ordinal structure. molecules of the the film by sol - gel with pt sputtered tend to be surface center structure as wo6. as results of ft - ir, the characteristic oscillation of the tungsten oxide sol - gel film with pdcl2 catalyst is more distinct with the higher temperature at the wave band

    這兩種方法結合制備的三氧化鎢摻雜薄膜中溶膠摻鉑樣品綜合了溶膠凝膠法與直流磁控濺射法的優點，其薄膜疏鬆多孔，充分快速響應了鉑催化劑離化的氫，具有良好的氫敏性能，是制備氫氣傳感器薄膜的首選方法。
  11. In order to otain high quality zno thin films, we, for the first time, employ the plasma enhanced chemical vapor deposition ( pecvd ) to prepare high quality zno thin film at low temperature using a zinc organic source ( zn ( c2h5 ) 2 ) and carbon dioxide ( co2 ) gas mixtures. the effects of the growing condiction and the native oxide layer of si substrate on the quality of zno thin films was studied in detail. to prepare p - zno and overcome the dufficulty of reverse due to the interaction between the n atomic, we obtain high qulaity p - zno by a easy way of thermal zn3n2

    為了在低溫下制備高質量的氧化鋅薄膜，我們採用金屬有機源和二氧化碳氣源，首次利用等離子體增強化學氣相沉積的技術在低溫下制備了高質量的氧化鋅薄膜，系統地研究了生長條件以及襯底表面氧化層對薄膜質量的影響，確定了生長高質量氧化鋅薄膜的優化條件；為獲得p - zno材料，克服在zno中摻n雜質間相互作用影響摻雜效率不易獲得p - zno的困難，我們通過熱氧化zn3n2的方法制備了p - zno ，獲得了一系列研究結果： 1 、詳細研究了氣體流速比，襯底溫度和射頻功率實驗參數對氧化鋅薄膜特性的影響。
  12. Ventilation function and tracer - gas decay theory are applied to design the experiment. in the experiment, velocity and carbon dioxide concentration are measured and carbon dioxide time - levels in different experimental cases are obtained. also, the effect of moving people in experimental room on contaminant field is analyzed and subjective feelings are investigated

    本課題首次以旋流通風方式為研究主線，運用通風方程和示蹤氣體衰減理論設計實驗方案，對旋流通風方式下普通會議室的速度、二氧化碳濃度進行了測試，分析了人員隨意走動對濃度分佈的影響，並調查了受試人員對各工況的主觀評價。
  13. It is shown that when the exit area of secondary nozzle and the fuel / oxidizer ratio is fixed, the increase of mass flow rate of secondary flow lead to the decrease of velocity of mixed flow, and increase of total mass flow rate. the synthetical result of these two phenomenon cause the increase of thrust of rocket ejector, but the increasing magnitude is relatively small, indicating that these is no necessary to claim large bypass ratio in rocket ejector design. in the comparison between two configurations, the typical one has better performance, indicating the importance of pressure ratio

    結果表明：在固定二次噴管出口面積和氧燃比的條件下，二次流（引射空氣流）流量的增加引起混合氣體出口速度的下降和總流量的增加，二者綜合作用使發動機推力增加，但增幅不大，表明在設計發動機結構和工作參數時，不必過分追求大的引射系數；兩種結構的性能對比分析表明了增壓比對引射火箭性能的提高具有重要意義；對引射火箭的熱力循環分析同樣表明，增壓比對于提高發動機性能非常關鍵。
  14. For the liquid phase method, it is discovered that the optimal encapsulation is obtained at stalling ph equal 8. 5 by the analysis of the influence of ph on the compactness. for the atmospheric chemical vapor deposition, the optimal experimental condition of coating is determined by the analysis of the influence of different reaction temperature and different flow rate of o2 and different reaction time on the compactness of the coating and the luminescent performance of the phosphor in the experimental scope

    對于液相包膜，通過分析陳化ph值對膜層緻密性能的影響，發現在ph值為8 . 5陳化能夠得到最佳的包覆；對于化學氣相沉積法，通過分析不同溫度、不同氧流速、不同時間對包覆膜層緻密性能和zns ： cu材料的發光性能的影響，找到了該實驗范圍內包覆的最佳條件。
  15. ( 4 ) the potential applications of the synthetic jet technology are studied. it shows that the synthetic jet actuators can significantly enhance fuel / oxygen mixing and heat transfer, and the synthetic jet actuators " working condition determines the controlling efficiency

    （ 4 ）主要工作之二是探討了合成射流技術的潛在應用，應用合成射流控制技術，可以大大提高低速燃氣氧氣的摻混程度以及加強換熱，合成射流的控制效果與激勵器的工作情況密切相關。
  16. In order to study the regeneration mechanism of dpf in detail, we still need a mathematical model of the channel unit, which present temperature field and the soot reaction rate of the channel. finally, it points out the influences of various factors to the regeneration process by computing the numerical solution of model under different boundary conditions and geometry parameters, such as the initial temperature, the gas flow rate, the oxygen concentration, the sediment quantity and the wall thickness of the filters, and so on. in this way, the paper provides theoretical guidance for optimization design of the dpf

    首先研究了干凈壁流式過濾體的加熱特性，然後在加熱和燃燒理論的基礎上建立了微粒捕集器再生過程的數學模型，並對模型進行了數值計算，得到了捕集器內部的三維溫度場分佈以及溫度梯度分佈，結果與實驗值吻合較好，驗證了模型的正確性;為了詳細的研究微粒捕集器的再生機理，建立了孔道單元數學模型，得到了孔道內的溫度場分佈和微粒反應速率分佈;最後，通過求解模型在不同邊界條件和不同幾何參數下的數值解，分析了各種因素對再生過程的影響，如過濾體初始溫度、過濾體內氣流的流動速率、氧濃度、微粒沉積量以及過濾體壁面厚度，為微粒捕集器的優化設計提供理論指導。
  17. Among these methods, magnetron sputtering is the most widely used technique for preparing thin films, owing to its high deposition rate and good uniformity etc. ito films were prepared by rf and dc magnetron sputtering in pure argon gas atmosphere, using in2o3 and in target mixed with sno2 ( 10wt % ) and sn ( 7wt % ) respectively

    其中磁控濺射工藝具有沉積速率高均勻性好等優點而成為一種廣泛應用的成膜方法。本研究課題分別以氧化銦錫靶和銦錫合金靶為靶材，採用射頻磁控濺射和直流反應磁控濺射工藝在氬氣氣氛中沉積ito薄膜。靶材中sno _ 2和sn的摻雜重量比例分別為10和7 。
  18. Along with high - speed development are such disturbing phenomena as environmental pollution, soil erosion, elnino, ozone hole, increasing sea level and global warming, which have accompanied human beings through the 20th century, and now into the 21st century as thorny problems for the new century

    作為高速發展的伴生物：環境污染、水土流失、厄爾尼諾、臭氧層空洞、海平面升高及全球氣候變暖等令人不安的現象，伴隨著人類走過了20世紀，又伴隨著人類跨入了21世紀，成為新世紀的難題。
  19. Finally, three representative control strategies, such as the control of external carbon flow rate, the supervision control of the do process and the control of internal recirculation flow rate, are used in the simulator under different weather conditions, in order to analysis the practicability and feasibility of the simulator

    論文最後主要通過輸入不同氣候條件的輸入組分數據，採用外加碳源控制、溶解氧濃度監控控制和內迴流流速控制三種典型的控制策略，分析本研究開發的模擬軟體在活性污泥過程的應用。
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