進氣道阻力 的英文怎麼說

中文拼音 [jìndào]
進氣道阻力 英文
air-inlet drag
  • : 進構詞成分。
  • : 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(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 氣道 : air flue; air passage
  • 阻力 : 1 (阻礙事物發展的外力) obstruction; resistance 2 [物理學] resistance; drag; drag force; nowel; ...
  1. The inhalation at 1 atmosphere of 80 % oxygen for more than 12 hours can cause irritation of the respiratory tract, progressive decrease in vital capacity, coughing, nasal stuffiness, sore throat, and chest pain, followed by tracheobronchitis and later bypulmonary congestion and / or edema

    在含氧80 % 、壓為1個大壓的空中呼吸超過12小時會導致刺激呼吸,漸性肺活量減少,咳嗽,鼻塞、疼痛/水腫。
  2. Meanwhile, it puts forward the exact demand to the indicators of coal for gasification. it systematically studies the thickness of economical heat preservation and calculation process of resistance loss of delivery pipe for analyzing and appraising the techno - economic of hot coal gas ' s delivery pipes. it sets the mathematic model for the calculation of economical heat preservation thickness and resistance losses of conveying pipes, compiles the computer program, dutti and dutt2 and draws the block diagram of relevant computer program

    為便於熱煤輸送管的技術經濟分析與評價,對輸送管經濟保溫厚度和輸送管損失的計算過程,行了系統的研究,建立了輸送管經濟保溫厚度和損失計算的數學模型,繪制出相應的計算機程序框圖,編制了計算機程序dutt _ 1和dutt _ 2 ;並對熱煤的混合燃燒過程行了研究。
  3. 3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant

    對鍋爐本體行了燃料燃燒計算、爐膛結構熱計算、對流受熱面結構熱計算、鍋爐給水加熱器結構參數設計、煙計算及鍋爐元件強度校核等;改了水冷壁布置使換熱效果更好,減少輻射換熱損失;改對流段結構,更充分的利用爐膛出口煙余熱,提高熱效率;並且行了煙計算、熱效率計算和能量平衡測試,對改后的稠油燃料和改行了對比,燃燒狀況和熱效率有明顯改善。
  4. For example, it can be used to drag make - up and solar pressure cancellation of low orbit spacecraft, formation flying and precise positioning of small satellite, repos

    同時, mpt也可用於低軌( 300 500km )航天器的大補償,星際航行航天器的主推,以及星座和小型衛星的編隊飛行和精確定位等,具有廣闊的應用前景。
  5. Abstract : this paper introduces briefly the control principle of trajactory correction technique and analyzes the structures and application areas of several typical trajectory correction mechanisms such as paddle type ring and d - ring etc. moreover, it makes the aerodynamics simulation and dynamics simulation of trajectory correction mechanism as paddle type damping ring. the simulation result proves the correctness and feasibility of the design

    文摘:簡要介紹了彈修正技術的控制原理;分析了槳式、 d型環等幾種典型彈修正裝置的結構特點和應用范圍;並對其中的槳式尼環彈修正裝置分別行了空學模擬和運動學模擬,驗證了設計的可行性和正確性。
  6. Computational fluid dynamics ( cfd ) techniques are used to study and understand fluid behavior in tunnels. by simulating complex specific operational cases, we can educe velocity or flux distribution in tunnel under different ventilation and resistance situation and determine the favorable operational procedures of the erlang mountain tunnel ventilation in a fire case. comparison has been made between a simulation and experiment for some cases in order to prove the cfd model is powerful, so that enables the study of cases for which experimental data is not available

    採用本文將隧內的流看成是理想流體的一維恆定流動,通過對二郎山特長公路隧半橫向通風系統建立隧內的空學模型,利用計算機行數值分析與計算,得出發生火災時,不同通風條件下隧中的風速分佈及流量分佈,並通過實驗室隧模型實驗行驗證與修正,依據研究結果給出了二郎山半橫向通風隧的火災控制方案,從而解決了二郎山公路隧通風對火災的控制問題,同時為半橫向通風公路隧的火災通風提供科學的方法。
  7. In this paper, using high - speed train aerodynamics model research system, the propagation mechanism of compression wave, which created when high - speed train entering into a tunnel was researched, at the same time the effect of velocity of the model train and the ratio of train with tunnel was analyzed, the result is helpful for future research

    利用高速列車空學模型實驗系統對高速列車在入隧過程中瞬變壓的傳播規律行研究,並分析了列車速度以及塞比對測試結果的影響,得出的結論對以後的研究具有一定的參考和借鑒。
  8. In order to solve the problems effectively, under the auspices of 863 plan in china, the synthesis diagnosis has been carried by means of measuring and numerical imitating the combustion chamber of refining column, and some conclusions is such as : ( 1 ) through measuring the temperature and combustion in the burning chamber of the refining column, the result shows the temperature difference on the same level is more than that in height direction, and there is a few of co in bottom of burning chamber. ( 2 ) in order to ensure normal work of flue system in lead column in the course of zinc refining, theoretic calculation and measure about the flow resistance of exhaust gas are carried through. the results of study reveal that drawing out force of chimney is inadequate, which is mainly caused by illogicality of flue construction

    在研究過程中,採取了現場實測和數值模擬手段對韶關冶煉廠鋅精餾鉛塔燃燒室及排煙系統行了綜合診斷,具體結果包括如下: ( 1 )完成鋅精餾鉛塔燃燒室內溫度測試以及燃燒狀況的測試,結果發現:鉛塔燃燒室內水平方向的煙溫度並非均勻,而且其溫差比上下方向的溫差更大,以及鉛塔燃燒室尾部存在co未燃燼問題; ( 2 )為了保證鉛塔煙系統的正常工作,對煙系統的行了理論計算及測試分析,結果發現:鋅精餾鉛塔煙系統中煙囪抽不夠,這主要是煙結構不合理所造成的。
  9. This research is to eject some compressed air into the dredging pipe to get tri - phase flow in the pipeline, and research the change about the pipe resistance, at the same time, obtain the more effect adding gas method and realize reduction friction and prolong the dredging distance

    本文研究的目的是在一定的漿體流速和漿體濃度下向輸送管中加入一定量的體,在管中形成三相流,而探討加后管流動的變化規律,同時確定出比較有效的加方案,從而實現減少延長排距的目的。
  10. When the temperature to gas pipelines, temperature packets of material expansion, the pressure rise, inflation pressures are rising corrugated box, corrugated promote the expansion thrust to overcome the spring - loaded pole resistance, the ball - type valve opened for big change ; when the gas pipeline to reduce the temperature, temperature of the material swelling up, the pressure lowered inflation corrugated box pressure also reduced, spring - loaded pole compressed corrugated of resistance to thrust, spherical valves open for smaller ; this constant push and pull adjustment for the balance, as long as refrigeration cycle continue

    當回溫度升高,感溫包內的物質膨脹,壓升高,膨脹波紋箱內壓也升高,波紋腔膨脹推動推桿克服彈簧,球型閥開度變大;當回溫度減低,感溫包內的物質膨脹,壓降低,膨脹波紋箱內壓也降低,彈簧推動推桿壓縮波紋腔,球型閥開度變小;如此不斷的行推拉調整平衡,只要製冷循環繼續下去。
  11. Over the years, lrt technology has been upgraded to counter the negative effects of traffic jams, noise, environmental damage, air pollution, etc. featuring a small radius of curvature, multiple car units, modulated train set, enlarged cars both in transverse and longitudinal directions, low car floors, streamlined car design, advanced control systems, and flexible right of way, modern lrt systems have been successfully adopted to most environmental and social needs. they adequately display their merits as transportation systems ; i. e., the lrt system is able to co - exist with automobiles. the low car floor means that roads can act as station facilities, and passengers can get on and off the cars in the street

    輕軌運輸系統lrt源起於歐洲街電車street car ,街電車一度在都市捷運化與私人機動化的浪潮沖擊下迅速沒落,但隨著都會地區機動車輛不斷增加,路交通塞噪音環境破壞排放廢污染問題嚴重惡化之際,輕軌車輛技術已不斷提升,具備小轉彎半徑能的聯結式車廂模組化列車編組車廂斷面長度加大加長低地板車廂流線型車廂設計,搭配先控制系統及彈性的路權型式,使現代化輕軌系統具備有與生活空間結合重視環境問題與社會情勢並活用化街車之都市交通工具等特徵與優點,如高性能輕軌列車與汽車共存,低底盤的車廂創造無障礙車站空間,路即是車站設備,旅客可以在街區上下車,提供沿線居民高度的便利性,消除交通堵塞噪音及空污染等,輕軌系統並與街景充分的調和,成為活動的都市意象。
  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、在出口測量速度分佈的方法,對高度0 . 5mm和1 . 0mm的13個微小直矩形通的500多個狀態流場行了測量,研究了特徵尺度、表面粗糙度、橫截面寬高比等因素對微小等直通流動特性的影響。
  13. In fact, negative thoughts sent to you by others will rebound from your aura with the same force with which they were sent out, and seeking the lines of least resistance, will return to the sender

    事實上,別人對你發出的負想法,將以相同的被你的光場彈開,依最小路徑行,而回到發出想法的人。
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