高速通氣法 的英文怎麼說

中文拼音 [gāotōng]
高速通氣法 英文
high rate aeration process
  • : 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...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 通量詞(用於動作)
  • : 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...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
  1. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文過試驗研究與理論分析對旋流式豎井泄洪洞應用於水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、過試驗研究,歸納出豎井水流總摻量估算方,為導流洞排方案的設計提供了參考依據;六、在水頭、大流量條件下,豎井空腔段下部流,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  2. The methods reported by g. s. young in 2000, are applied on sea surface sar images featured by three dimensional convective cells. then the following parameters are retrieved from sar images : the characteristic wave length of three dimensional convective cell, the mabl depth, the vertical convective scale velocity, the surface buoyancy flux, obukhov length and the stability correction factor for sar derived sea surface wind speed

    針對海洋大邊界層中三維對流渦旋sar圖像,用g . s . young在2000年發表的方,反演三維對流渦旋的特徵長度、海洋大邊界層度、以及海洋大邊界層垂直對流尺度度、表面浮力量、海面風穩定性校正因子和obukhov長度。
  3. Nowadays, at home and abroad, one of the most widely used methods is judging fish freshness by detecting the compound of decomposed product caused by adenosine triphophate in the fish ’ s tissue in a chemical way. but this method has much shortcoming like manipulating complicatedly, costing highly, consuming much effort and time. and it needs to damage fish sample, so it is difficult to generalize the method in fact

    最常用的魚鮮度檢測方過化學手段測量魚體內三磷酸腺苷分解產物的成分來判斷鮮度,其操作復雜、成本、費時費力,且需要破壞魚體樣本,難以推廣使用,因此迫切需要利用敏傳感器開發一種無損、快、方便的魚鮮度檢測方
  4. The tests were conducted in the hypersonic low density wind tunnel at nominal test conditions of mach 16, stagnation temperature 923k, stagnation pressure 1. 40mpa and 7. 30mpa. heat - transfer data were obtained on a hemisphere model, a sharp cone and a big blunt cone respectively by means of infrared thermal mapping techniques, that of a 0. 5mm thickness blunt cone by virtues of thermocouples. furth ermore, heat - transfer on all those models was calculated with the theoretical method

    最後在名義m _ = 16 、 t _ 0 = 923k 、 p _ 0 = 1 . 40mpa及7 . 30mpa的超聲低密度風洞中,利用紅外熱圖技術獲得了半球圓柱、尖錐、大鈍頭三個模型表面熱流分佈,利用薄壁技術得到了一壁厚為0 . 5mm的鈍錐模型表面的熱流分佈,並過工程理論方計算了模型表面的動熱,把理論計算結果與上述試驗結果比較,幾者符合得較好。
  5. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了用的求解辦;利用不帶擾流片的矩形直道、帶順排擾流片矩形直道、帶叉排擾流片、帶傾斜擾流片的矩形直道的幾何模型,計算了冷卻空過這幾種道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、度場;在此基礎上分析了不同的度、不同的葉片道材質對葉片內部道冷卻的影響,並整理得到了各種道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部道冷卻強化傳熱措施?帶擾流片的內部冷卻道的強化傳熱效果,過與光滑矩形直道、帶針肋道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部道冷卻結構的設計可以起到指導的作用。
  6. Few critics disagree that global warming exists. but opinions diverge when scientists forecast the severity of the temperature hikes and their effects, with many skeptics believing the earth ' s atmosphere will adjust to changes

    但是也有少數科學家並不同意全球變暖的看,即便是同意這一看的科學家,在溫升度及其影響等問題上也是各持己見,其中一些科學家認為地球的大層能夠過自我調節來適應溫的變化。
  7. In the thesis, most advanced, relative, foreign high - tech has been pursued. feasibility analysis has n ' t been carried out by synthesizing much relative knowledge such as electromagnetism theory, plasma technology, aerodynamics, electronic technology etc until the scheme is confirmed, that is, a uniform, one atmosphere, controllable, glow - charge surface plasma can be generated and flow can be accelerated by changing electric field

    本文追蹤目前國外最先進的技術,綜合電磁理論、等離子體技術、空動力學、電子技術等相關知識進行可行性分析,確定了研究方案,即利用電流體力學( ehd )方在一個大壓下產生效、均勻、可控的射頻輝光等離子體,同時,過改變電場促使流動加
  8. 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體有強吸附能力的原理,實現抽的真空獲得設備,它具有抽大、工作壓強范圍寬、極限真空度等一系列優點,是普真空設備無比擬的,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的要求,提中性束的傳輸效率。
  9. Since the suggested method makes a significant improvement in wind speed, it is more suitable for wind field estimation over complex terrain than other methods which only concerns the effect of distance. then we calculate the wind change with evaluation, last we can conclude the wind abase the hilly terrain, we find the wind in westward and center plain is much smaller than other area. while the wind in northward hilly area is much bigger with the hilly arising. the wind of chongqing is the biggest period in spring ( april ), the smallest period in winter ( january ), the wind in summer ( july ) is bigger than its in autumn ( october )

    本文利用重慶及其周邊地區的常規象站的1951 ? 1980年30年的風平均資料,針對復雜地形風診斷,以地理信息系統為數據處理平臺,根據重慶1 : 25萬dem數據,來獲得重慶市實際復雜地形的程,提出了一種適合於起伏地形的權重內插方過引入一個表示地形起伏變化程度的因子,構造了一種新的權重函數,來處理復雜地形上的風過與只考慮距因素同反平內插方比較發現,本方更適合在起伏地形條件下使用;然後根據經驗公式在地形上進行計算,得出重慶地區起伏地形下的風分佈;得出重慶市的西部、中部平原地帶風較小,而北部山區隨海拔度升也較大;重慶市風最大時期為四月份,冬季一月份最小,夏季(七月份)大於秋季(十月份) 。
  10. To solve the problems caused by the varieties of the missile dynamics with the difference of flight height, velocity and attitude angle in modeling the missile, in this thesis, the theory of variable structure model reference adaptive control is used to design a pitch channel autopilot based on a longitudinal missile model, the status equation using the measurable parameters of load and angular rate is established, and the methodology to choosing the reference model is discussed also, and the performance of the controller is analyzed by means of simulation

    為了解決攔截彈動參數隨飛行度、度、姿態的不同,變化范圍大,控制系統難以準確建模的困難,基於縱向平面攔截彈模型,採用模型參考變結構控制理論設計了俯仰道姿控復合控制系統,以可測量變量過載和角度作為狀態量建立了系統的狀態方程,討論了參考模型的選擇方,並對系統的性能作了模擬分析。
  11. To investigate the aerodynamic design ideas and concrete methods of high performance low pressure turbine ( lpt ) at low reynolds number condition, a new lpt of high load, large chord and proper velocity distribution was designed

    摘要為了探索空低雷諾數情況下性能低壓渦輪部件的動設計思路和設計方過採用負荷、大弦長的葉片設計和選擇恰當的葉片表面度分佈形式設計了一臺新低壓渦輪。
  12. With the favor of these techniques, the static pressure distribution along the length and the velocity profile at the mini - channel exit were obtained. with the data of more than 500 flow states based on 13 kinds of mini straight rectangular channels that their heights were 0. 5mm and 1. 0mm, the effects of characteristic scale, surface roughness and the aspect ratio of rectangular on the characteristics of flow resistance of mini straight channels were studied

    採用在沿程測量流靜壓分佈、在出口測量度分佈的方,對度0 . 5mm和1 . 0mm的13個微小直矩形道的500多個狀態流場進行了測量,研究了特徵尺度、表面粗糙度、橫截面寬比等因素對微小等直道流動阻力特性的影響。
  13. The relationship between sputtering conditions and the depositional speed shows : with working pressure 1. 2 pa, sputtering power 180w, the depositional speed of tio2 thin film is 40nm / h, and increases with the increasing of sputtering power. it can be also founded that the depositional speed is nearly proportional to the working pressure : within the range of 0. 3pa to 1. 6pa, the depositional speed increases linearly with the increase of ar pressure. with the enhancement of the substrate ' s temperature of sputtering or annealing, the resulted thin films show a tendency of decreasing in thickness, and increasing in refractivity

    本實驗是採用磁控濺射方,在不同的溫度下制備了tio _ 2薄膜,並對薄膜進行了不同溫度和時間的退火處理,過原子力顯微鏡( afm ) 、 x射線衍射( xrd ) 、掃描電鏡( sem )等檢測手段對薄膜的表面形貌和組成結構進行了分析,結果如下: ( 1 )濺射工藝條件與薄膜沉積度的關系表明:採用1 . 2pa工作壓, 180w的射頻功率tio _ 2薄膜的沉積率為40nm h ,並隨射頻功率的增加而提,呈近似的線性關系,在0 . 3pa 1 . 6pa壓范圍中,氬壓強升沉積率迅增加,濺射溫度提和退火處理能使薄膜的厚度減小和折射率提
  14. In order to study the effect of metal fabric and distortion of work piece in tungsten inert gas ( tig ) welding rapid prototyping and obtain the height and variety range of metal parts, the method of the laser vision detecting was used to establish a detecting system to analyze the obtained image

    摘要為了研究鎢極惰性體保護焊( tig )快製造中金屬結構成形的效果及工件變形情況,獲取金屬結構度及其變化范圍,過對激光視覺傳感所得到的圖像進行分析,採用激光視覺檢測的方,製作了一種激光視覺檢測系統。
  15. With the development of thin film science and technology, various thin film preparation techniques developed rapidly, as a result, conventional so - called filming has developed from single vacuum evaporation to many new film preparation techniques, such as ion plating, sputtering, laser deposition, cvd, pecvd, mocvd, mbe, liquid growth, microwave and mtwecr, etc., of which vacuum evaporation is the common technology for thin film preparation, because it has the distinct advantage of high quality of film deposition, good control - ability of deposition rate and high versatility

    隨著薄膜科學與技術的發展,各種薄膜制備方得到了迅發展,傳統的所謂鍍膜,已從單一的真空蒸發發展到包括蒸鍍、離子鍍、濺射鍍膜、化學相沉積( cvd ) 、 pecvd 、 mocvd 、分子束外延( mbe ) 、液相生長、微波及微波電子共旋( mwecr )等在內的成膜技術。其中電子束蒸發技術是一種常用的薄膜制備技術,它具有成膜質量率可控性好,用性強等優點。
  16. These landslides go with fluidization peculiarity different degree in course of their motion, and their speed and distance increase several times because of the fiuidization, thereby the disaster area greatly broaden. on the base of above, the paper studies systematically the fluidization of large high - speed rockslides in all its aspects : analyzed the aerodynamic effect in the short - range on the base of the wind turmel experiment, studied the effect of falling into pieces when landslides collides mountain ; studied the accelerating effect through high - speed collide experiment of landslides model ; and the paper reappear the overall process including set - out, collide in the short range, debris flow in the long - range of touzhai large landslide via distinct element method ( dem ), studied the flow law and equation of different type of debris flow resulted from large landslide. as a sample to apply, the paper analyzed fluidization mechanism of touzhai landslide

    基於這一點,本文對大型巖質滑坡的流體化現象進行了全面而系統的研究:過風洞模型實驗,研究了大型滑坡凌空飛行階段的空動力學效應,研究了飛行中滑坡巖體在與途中不動山體發塵碰撞時的解體破碎效應,過滑坡巖體碰撞模型實驗研究了滑坡巖體解體破碎後部分巖體的加運動效應,並應用離散單元再現了雲南頭寨溝大型滑坡啟動、近程碰撞、遠程碎屑流運動的全過程,研究了巖體解體破碎后形成不同類型碎屑流的運動規律及運動方程,並對頭寨滑坡流體化運動機理進行了實例分析,取得了以下主要結論和成果: ( 1 )對于大型滑坡,大多在啟程活動階段已獲得了,這使得這類滑坡在其離開剪出口之後以凌空飛行的形式向前運動,在其飛行過程中,滑坡巖體與空強烈作用,並產生空動力學效應,滑坡巖體在因碰撞而產生的解體破碎效應及部分巖體的加運動效應的作用下,在遠程活動階段,以碎屑流的形式向前運動。
  17. 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

    為了在低溫下制備質量的氧化鋅薄膜,我們採用金屬有機源和二氧化碳源,首次利用等離子體增強化學相沉積的技術在低溫下制備了質量的氧化鋅薄膜,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,我們過熱氧化zn3n2的方制備了p - zno ,獲得了一系列研究結果: 1 、詳細研究了體流比,襯底溫度和射頻功率實驗參數對氧化鋅薄膜特性的影響。
  18. The logical architecture, protocol, the encoder algorithm, the decoder algorithm and the electronics specification of the tmds which is the core of the dvi and means transition minimized differential signal are described in particular in this paper. and the synchronization and data recovering which mean the central problem in the high speed serial data communications are also analyzed

    本文以dvi介面訊協議為主線,詳細介紹和分析了作為介面核心內容的tmds ? ?最小變化差分信號的邏輯架構、訊協議的編碼演算、解碼演算、 tmds信號的電規范等問題,並著重分析了作為串列訊的關鍵問題的鏈路時鐘同步與數據恢復問題。
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