起動風速 的英文怎麼說
中文拼音 [qǐdòngfēngsù]
起動風速
英文
starting wind velocity- 起 : 起Ⅰ動詞1 (站起; 坐起) rise; get up; stand up 2 (取出; 取走) draw out; remove; extract; pull 3...
- 風 : Ⅰ名詞1 (空氣流動) wind 2 (風氣; 風俗) practice; atmosphere; custom 3 (景象) scene; view 4 ...
- 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...
- 起動 : start (a machine, etc. ); switch on起動電動機 starting motor; 起動器 starter
- 風速 : [氣象學] wind [air] speed; wind [air] velocity
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Abstract : by means of the comparison and analysis to applications of convertional starter and frequency conversion governor inmine exhauster, a useful and practicable electricity - saving pathof exhaust system was found out, so improving systematic saving operation
摘要:通過對傳統起動器和變頻調速器在礦井抽風機的應用進行比較分析,找出一種抽風系統有效、可行的節電途徑,以實現通風系統的經濟運行。In this paper, on the basic theories foundation study of summary people of the past, aiming directly at whether the shelter forest can deposit the sand and how powerful it can. we select the oasis in ulan buh desert as the study plot, and study the function of the shelter forest reduce the " sand " and " dust ". we draw the following conclusion. first, in the fixed and semifixed sand lands, which grow the natural sand - binding plants, the coverage of plant in the fixed and semifixed sand land is 26. 4 % and 10. 3 %, respectively, the amount of sand drift decrease 93. 38 % and 81. 91 % comparing with the migratory sand land which have no plant coverage in the same wind speed and the range of 0 - 40cm above the ground
本文以前人的研究為基礎針對「防護林體系是否有降解作用,有多大的降解作用」這一問題以烏蘭布和沙漠邊緣的防護林體系為研究對象,研究了防護林體系對「沙」 、 「塵」的降解作用,得出以下結論: ( 1 )在距離地表0 - 40cm范圍內,同一風速下生長有天然固沙植物,植被蓋度分別為26 . 4 、 10 . 3的固定、半固定沙地上,地表起沙量分別比無植被生長的流動沙地降低了93 . 38 、 81 . 91 。Under the assumption of linear ocean waves, and in the light of the theoretical framework about the probabilistic distribution of wave characteristics ( sun fu 1988 ), several probabilistic distributions of wave characteristics that is necessary for the estimation of breaking probability and whitecap coverage are derived. afterwards, the models of breaking probability and whitecap coverage are set up with these distributions in addition to the kinematical criterion
在線性海浪假設下,基於孫孚( 1988 )關於三維海浪要素統計分佈的理論框架,具體給出二維海浪波峰處質點水平速度和表觀相速的聯合分佈等分佈函數,在此基礎上,根據運動學判據,分別建立起風浪破碎率和白浪覆蓋率的理論模式。Whether sand can saltate from sand bed surface and quality of sand incipience are very important to the sand transport and the form of wind - blown - sand
沙粒能否起動以及起動質量如何,如起動初速度、起動角度等參數都直接關繫到沙粒的輸運和風沙兩相流形成。Our research obtains absolute fluent incipience and general incipience information of sand thickness field and velocity field. firstly proposed a conclusion that the ratio of incipient efficiency on fluent and general incipience varies with wind speed
本文分析了純流體起動和綜合起動條件下沙粒的濃度場和速度場信息,發現了兩種起動的效能比隨風速的變化關系。Our research analyzes comprehensively the sand data, such as thickness distribution, velocity distribution, frequency distribution of sand incipience velocity, expatiates the behaviors of these two sand incipiences in wind - blown - sand flow, then our research amends some deficiency of relative researches
本文全面分析了沙粒濃度分佈、速度分佈和沙面上起動沙粒速度參數的頻率分佈等,闡述了兩種沙粒起動方式在風沙流中的不同表現,並對相關研究資料中的不足進行修正。A conclusion is drawn from parsing the concept of " advantage of backwardness " and probing into the law of economic catching up with and surpassing that the developing countries and areas should depend on not only self inner accumulation but also external power ; while it would be hazard to utilize external power. only turn external power into inner power, could developing countries and areas realize rapid economic flying - off and eliminate risk. the first three chapters of the discourse are about theoretic analysis of " advantage of backwardness "
通過對后發優勢的概念解析以及經濟趕超一般規律的剖析,我們得出的一個結論是:發展中國家要實現快速的經濟起飛並最終實現趕超目標,除了主要依靠自身內部積累外,還必須藉助外部動力;而藉助外力是有風險的,只有將外部動力轉化為內部動力,才能在化解風險的同時,為經濟追趕提供持續的可靠動力。The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil
該系統的特點及其實現的功能為:電液混合驅動方式改變了工程機械冷卻裝置驅動方式單一的缺點,發動機冷卻系統採用了電液比例技術控制風扇轉速;單片機可以根據冷卻液溫度、冷卻液溫度變化率和目標冷卻液溫度調節液壓驅動系統中電液比例閥的控制電流,進而控制液壓油的流量,即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電動機驅動,然後由單片機根據液壓油的溫度控制電動機的起動和停止。Compared with fix - pitch wind turbine, the variable - pitch wind turbine has the virtue : stable output power over rated power, high wind power coefficient, holding rated power at high wind speed, good starting and shut - off etc.
變槳距風力發電機組與定槳距風力發電機組相比,在額定功率點以上輸出功率平穩、具有較高的風能利用系數、能夠確保高風速段的額定功率、起動性能與制動性能好等特點。In order to predict the arrival time at 1au of interplanetary shocks, a simple model called disturbance model is established here. in this model, the travel time is assumed to be a function of energy that is released from solar explosives, and input pulse longitudinal width, input pulse duration, the interaction of interplanetary shock and background solar wind are also taken into account
本論文考慮了激波爆發源角寬度、能量、驅動時間、激波速度及其與背景太陽風之間的相互作用,利用流體力學擾動方程建立起一個激波擾動傳播模型,用於研究激波從太陽傳播到地球軌道附近( 1au處)所需要的時間問題。Our factory increase a set of intensifier with non - grade - adjustable rating speed to form the intensive air drying, the wet material mixed with hot air fully by screw feeder in the intensifier and material surface is crashed into fine granules and moving to the outlet as well as drying, under rapid rotating hitting and pushing. in the long run, the materials get a further even drying in the dryer pulled by the wind force and those wet and weighty granules the wind force can not pull continue to be crashed, dried until they are pulled by the wind force into the dryer
我廠強化型氣流乾燥是在基本型上增加一套轉速可以無級調節的強化器組成,濕物料通過螺旋加料器進入強化器后和熱氣流充分混合,在飛速旋轉的擊刀擊碎和推進下,物料被破碎成細顆粒,在乾燥同時向出口移動,最後在風力吸引下進入乾燥管,進一步均勻乾燥,風力無法吸引的濕重顆粒繼續被擊碎、乾燥、直至能被風吸起進入乾燥管。This is a newly introduced slight shocking, direct driving centrifugal hyro - extractor. the electric locomotive on its base is semi - closed, internal ventilating, self cooling, weight adding and energy saving. the internal drum and rotational drum are istalled on the axel of the locomotive and drived directly, which effectively decreases energyloss, and simplifies therotation. acontrolling box is used in the machine to start through frequency conversion. and stop through resistance. the showing board shows the rotation speed and adjusts the speed and time. the featues of this machine areenergy saving, durable and repair infrequent. this machine is spcially used for cloth hydroectraction
本機系最新引進直微震直驅式離心脫水機,它使用半封閉內通風自冷加重型專用節能電機裝于中間底座,內桶及轉鼓裝于電機軸而直接驅動之,有效地減小了多功能損耗,簡化了傳統的多級繁瑣轉動,本機配有一個電控箱機變頻起動,電阻剎車於一體面板有轉速顯示並可調速度及時間,該機特點省電、耐用、維修機會極少,本機適合布匹脫水使用。Fortunately, under paying greater attention for chinese government to developing venture capital and popularizing of more and more examples, venture capital industry has began to develop at high speed from the late period of 20th century in china
隨著政府重視程度的提高和先行者示範效應的推廣, 1990年代後期,中國的風險投資開始加速發展,對于實施「科教興國」的戰略起到了一定的推動作用。The results of numerical experiments, using the four - dimensional variational data assimilation system of the nonhydrostatic mesoscale model mm5, show that : the tangent linear model and adjoint model conducted by keeping the " on - off " switches the same as the basic state, can provide a good approximation of the first - order information to the nlm perturbation and a good descent direction for the minimization procedure ; switching on and off at every other time step in the kuo cumulus parameterization scheme do n ' t impact the convergence rate of cost function ; the existence of the switches do n ' t impact improvement to the mm5 model rainfall prediction because that not only specific humidity, but also wind, temperature and pressure are assimilated into the model
非靜力中尺度數值模式mm5的四維變分資料同化系統進行的數值試驗結果表明: 「開關」變量保持與基態一致,所構造的切向線性模式能夠提供關于非線性模式擾動的一階近似,伴隨模式所計算的梯度值能夠為最小化過程提供較好的下降方向;郭氏降水參數化方案中對流每隔一個積分步的交替發生並不影響目標函數最小化的收斂速度; 「開關」變量的存在也不影響將風、溫度、氣壓和比濕結合起來同化對mm5降水預報準確性的提高。Fan speed also won ' t modify the original automatic fan speed control for safety purpose
風扇轉速,也不會影響到原來的自動風扇轉速控制,為安全起見。It has been more than five years since positive financial policy was executed as one of national economic policies. to a great extent it propelled the economic growth, optimized the economic structure and expanded the domestic needs which at last result in china succeeding going through asia financial crisis and keeping an overwhelming development rate in so stagnant international economic environment in 2000, as an important part of positive financial policy, western region development strategy carried into effect
積極財政政策,作為我國一項宏觀經濟調控政策,實施已五年有餘,它在拉動經濟增長、促進經濟結構調整、擴大內需等方面起到了積極的推動作用,使中國經濟迅速走出了亞洲金融風暴的陰影,在世界經濟增長乏力、普遍不景氣的國際大環境中一枝獨秀,取得了令人矚目的輝煌成績。From the character that the conversion that business enterprise science manage the person this management is not difficult detection, its essentially is a change of culture business enterprise, the need that this kind of is with the person to increase to is central with push, and is beneficial to have the vigorous business enterprise to more be absorbed in the farsighted development, therefore, everlasting management of success business enterprise of way power for, is depend onning the business enterprise culture, particularly in the now variety like this quick of information ages, world style the wave tide like rising winds and surging clouds, contain always preserve the vitality of culture business enterprise, business enterprise can be in the wind and waves always shining thriving source of vitality, in the variety continuously heavy figure oneself, increasingly strong
從企業科學管理到人本管理的轉換不難發現,其本質上就是企業文化的轉變,這種以人的素質提高為中心的需求和推動,有助於具有活力的企業更加專注于長遠的發展,因此,成功企業永續經營之道,是依靠企業文化的力量。尤其在當今變化如此迅速的信息時代,全球化浪潮風起雲涌,只有永葆企業文化的生命力,企業才能在風浪中始終煥發著勃勃生機,在變化中不斷重塑自身,日益壯大。而企業文化的生命力在於創新, 「創新,是一個民族進步的靈魂」 ,創新是一切文化發展的本質特徵。A transverse secondary circulation is produced by the coupling of high and low jets, while the sinking branch of the secondary circulation providing the dynamic conditions for the dry intrusion air. during the period of the heavy rain process, dry intrusion descends southward along the intense constant potential temperature lines, which promotes the lower cyclone. in addition, the pouring of upper - level dry air not only decreases ground temperature behind the front but also increases surface pressure and velocity
由於高、低空急流耦合,在高空急流中心左側產生的下沉運動和高空急流中心右側、低空急流左側產生的上升運動在鋒面上形成一次級環流,次級環流的下沉支運動為對流層高層干空氣和高位渦的下傳提供了動力條件;進一步研究發現,干侵入沿相當位溫密集帶向南向下伸展,引起對流層低層氣旋性渦度的發展;此外,高層乾冷空氣向下注入,導致地面溫度降低、氣壓升高、風速加大、低層輻合增強、上升速度加大,從而促進了新的對流運動,引起降水增強。Starting wind velocity
起動風速Typhoon can bring winds with a speed exceeding 100 km per hour, and the shear force of rapid air movement could tear leaf blades, detach leaves, flowers, fruits, seeds and buds from their attachments, break branches which range from small twigs to large limbs, snap trunks, and uproot an entire tree
臺風颳起的烈風,其風速可達每小時100公里或以上。空氣高速移動所引發的巨大力量足以撕毀葉片,吹落樹葉、花朵、果實、種子及芽苞,吹斷嫩枝和大枝,甚至會折斷樹乾和把整棵樹連根拔起。分享友人