空管速度 的英文怎麼說

中文拼音 [kōngguǎn]
空管速度 英文
empty-tube velocity
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. Because of the huge memory space and rapd calculation speed that compuer possesses, we can manage the ekisted drawings central1y and search them rapidiy in conclusion, the high quality and low price product wtth the help of applytng the cad technology will not only satisfy the requiremen of the market but also help factory amer apply the compeer technology in the process of production ( for example, haher production managemen0 we has applied thes systetn in extuion embranchmen factory and obtained favorable effect wich reveds tha thes system has widely applytng prospect and uti1ity value

    該系統將成組技術的分類編碼原理和計算機輔助設計技術應用於擠壓鋁型材的產品開發設計和產品圖紙的理中,不僅可以極大地提高產品設計質量、縮短產品開發周期,還可以減少重復繪圖工作及規范制圖方法;同時,利用計算機存儲間大、運行快的優點,可實現對已有產品圖紙的集中理和快檢索。利用計算機輔助產品開發,不僅能以高質量、低成本的產品迅滿足市場需求,還可為工廠進一步實施計算機應用工程(如后續生產理等)奠定良好的基礎。
  2. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下,不同流對熱氣預熱器壁面溫的影響;然後對影響整個流場分佈的各種因素:包括分流板長、厚、偏離中心流道位置的偏離、飛灰濃、飛灰粒徑等因素進行數值模擬;最後提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級氣預熱器出口、熱氣預熱器進口處的斷面場分佈、濃場分佈,以論證加裝導流板能達到流場均勻化的作用。
  3. The results are summarized below : 1 ) study on soil science indicates that soil granular structure is the focus adjuster for soil fertility and it affects the space, water - grasp, aeration and anti - erosion of soil. and the percentage of aggregate is one of the key index that decides the speed and extent of soil erosion, hardening and degeneration because the soil degeneration will first lead to the disappearance of crumb - structure. so it is very important that the physical course and character of soil in different land use pattern are realized

    現將主要結果摘要如下: l 、士壤學研究表明,團粒結構是土壤肥力的中心調節器,影響著土壤的隙性、持水性、通透性和抗蝕性;任何土壤的退化首先將表現出團粒結構的消失;團聚體百分比是決定土壤侵蝕、板結等物理過程和幅的關鍵指標之一,了解不同土地利用和土壤理方式的物理過程和性質相當重要。
  4. Three bell laboratories scientists invented this device, which was faster, smaller, more reliable and consumed less energy than vacuum - tube technology

    貝爾實驗室的三位科學家發明了這項快、體積小、更加可靠,並且比真大大節能的新技術。
  5. Hot air cnters into stirring and crushing and drying chamber from the bottom of drier with suitable atomizing speed. it exerts strong shearing, blowing, floating and rotating effect to raw material. therefore raw material is granulated through centrifuge, shearing, impacting and friction effect

    氣由入口以適宜的進風從乾燥機底部旋轉進入攪拌粉碎乾燥室,對物料產生強烈的剪切、吹浮、旋轉作用。
  6. It adopts genetic algorithm in schedule strategy to improve the quality of system data source, ( 2 ) the local store module to manage the web snapshot content of frequent words, this can reduce the system complexity, saves store space

    它使用基於遺傳演算法的調策略提高系統數據源的質量。 ( 2 )本地緩存模塊用來理高頻查詢詞對應的網頁快照內容,以降低系統的復雜和減少系統所需的存儲間,同時使用高緩存來提高檢索
  7. The feedback of the output voltage is the major control loop. to achieve better frequency response and disturbance rejection of the input voltage, a input voltage feed - forward system is introduced in control loop. the duty - cycle of pwm applied at the gate of power mosfet is modulated by both input and output voltage

    該晶元採用的控制方式為電壓型pwm (脈沖寬調制, pulsewidthmodulation )控制方式,以輸出電壓反饋作為主要控制參量,同時為了提高晶元對輸入電壓擾動的響應,採用了輸入電壓前饋方法,將輸入電壓因素引入了反饋控制環中,通過對輸入輸出電壓的檢測,控制加在功率mos柵極電壓上矩形脈沖的占比,進而調節輸出電壓。
  8. The theory of the simulation is that, firstly put fuze and parts in simulation device in reverse, then fire them in high speed by air gun, and they fly into gun spinning quickly and impact cushion and brass block in it, negative acceleration because of impact is to simulate setback, meanwhile they spin with spin gun when impacting, so spin environment can be simulated, so the simulation system can stimulate setback and spin of fuze in fire

    該模擬系統的原理是將引信及其零部件倒置在模擬彈丸中,通過氣炮以高發射出去,然後飛入高旋轉的旋轉內,與旋轉內的緩沖塊和黃銅塊碰撞,碰撞而形成的負加作為引信發射時受到的后坐,由於碰撞時與旋轉一起旋轉,模擬引信發射時的旋轉環境,達到模擬引信發射后坐與旋轉環境的目的。
  9. Pitot tube allows an indirect measurement of speed by determining the dynamic pressure from the difference between the total and static pressure

    提供了一種間接測量的方法,它是通過測定全壓和靜態壓強差值的動態變化來測量的。
  10. The goal of this paper is to study fully developed turbulent pipe flow. with the aid of the tripping annulus at the inlet, based on the experimental investigation and numerical simulation, detailed researches on a few basic rules in pipe flow have been performed, such as mean velocity profile, relative intensity of turbulence, the log - law, von karman ' s constant and reattachment length, thus filling some gaps in the research work of predecessors and obtaining a far - reaching understanding

    本文的目的就是利用入口擋環進一步探索充分發展的圓湍流,通過實驗和數值模擬對圓湍流的若干基本規律,如平均分佈、相對湍流強、對數定律、馮?卡門常數和再附著長等進行詳細的研究,以填補前人研究中的一些白,並獲得更深入的了解。
  11. Domestic airline travel in november was the best predictor of the speed of influenza spread, the researchers found, although influenza infections and deaths usually peak in late february

    研究人員發現,十一月份的國內航旅行熱潮是流感傳播的最好預示,盡流感感染和死亡的高峰期發生在二月的晚些時候。
  12. The thing flows the trolley name carrying trolley ; the surface uses the electricity to galvanize, the contour artisticly, the service life is long ; attaches the security leather belt, the fixed link loading and unloading speed is quick, both is advantageous for the mechanized transporting, and is suitable for the short distance the manual shift, may realize the plan production, saves the manpower, reduces the cost ; with thing and so on turnover box flows the vessel coordination use, may realize the modular management, the setting at space is big, folds the collection not to occupy the space ; is suitable the thing flows the transporting in the enterprise working procedure ; also may or allocates and dispatches the center in the factory to install the cargo to transport to the store, a direct achievement commodity goods part

    物流臺車又稱載物臺車;表面採用電氣鍍鋅、外形美觀、使用壽命長;附安全皮帶、固定桿裝卸快,既便於機械化搬運,又宜於短距離的人力移動,可實現規劃生產,節省人力,降低成本;與周轉箱等物流容器配合使用,可實現單元化理,置物間大,折疊收藏不佔間;適用於企業工序間的物流搬運;也可在工廠或配送中心裝上貨物運到商店,直接作為商品貨架的一部分。
  13. Air effectively manages time - sensitive air freight shipments to the united states from select airports in asia, europe, and the americas. shipments move seamlessly from the factory to end customers or retail stores, getting new and high - value products to market faster while reducing unnecessary handling and storage costs in the process

    能夠有效理對時間要求嚴格的從亞洲、歐洲和美洲特定機場運抵美國的運貨件。貨件可從工廠流暢地運抵最終客戶或零售商店,將新的、高價值的產品以更快的投放市場,同時降低運輸過程中不必要的裝卸和儲存費用。
  14. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感器,獲得道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、道材質和磁化強、檢測儀移動道背底磁場、內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。
  15. ( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )

    研究結果表明: ( 1 )超音霧化器的氣體流場在導液下端形成一個倒渦流錐,在二維間上呈軸對稱的雙峰分佈,負壓形成於這個倒渦流錐內; ( 2 )修正後的霧化氣體公式可以滿足超音霧化的要求; ( 3 )影響超音霧化工藝最根本的因素有氣液質量流率比( gmr )的大小、霧化氣體流量和倒渦流錐范圍,三個因素的值越大,對形成細粉越有利; ( 4 )在焊錫合金為zhl63a ,霧化介質微n _ 2 ,導液突出高取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,合金過熱取t = 167 ( t = 350 )時,所制得的粉末在有效霧化率、顆粒球形、粒及其離散三個方面綜合性能最好。
  16. The research results of the thesis will use the development to the second stage of project engineering of the system directly, that helps to accelerate the project progress and improve the development level. it is great reference meaning to apply the advanced technology of web, uml and java to management of aviation maintenance further

    論文的研究成果將直接應用於系統二期項目工程的開發,有利於加快項目的進展和提高項目的開發水平,對web 、 uml 、 java等先進技術在航維修理中的進一步應用有很大的借鑒意義。
  17. These equipments are vacuum system which is made up of diffusion pump, pipes, water - cooling baffle and rotary vane pump ; the whole chamber, wall and water - cooling wall are made of stainless steel ; the lower part is equipped with cool water sleeve which can fast take out air to gain 10 - 4 or higher vacuum, therefore they are widely used in high - tech fields, such as the platting, electronic, metallurgy, chemical engineering, atomic energy, materials and medicine etc

    Kt系列擴散泵機組是由凸腔擴散泵道水冷擋板機械泵等組成的高真系統,整個泵腔泵壁及水冷壁全部由不銹鋼作成,下部配有降溫用急冷水套,抽氣快,極限真高,它可使被抽容器獲得10 - 4或更高的高真,因此廣泛適用於鍍膜裝飾電子冶金化工原子能材料醫藥等等各種高新技術領域。
  18. I lost my air speed indication due to the pitot tube getting ripped off and wasn t quite sure of the rest of the damage at this point

    由於飛機被撞掉,我沒有了飛行表,而且也不知道還有多少其它損壞。
  19. The pipe cutters are very simple to operate : simply clamp a pipe of the desired length in the self - centering vise, then rotate the machine head containing the saw blade once around the pipe. for cutting and beveling stainless steel pipes, special saw blades and bevel cutters are available. the saw blades are small, inexpensive and available in different versions for different materials and wall thicknesses

    該便攜式機器操作簡便,節省間。將要切割的子固定在「自對中式」夾緊裝置上,子不會產生變形,子直徑及材質相適應的切割可快調節。手持切割頭繞子一周,電動刀片便將子切斷,無毛刺,不變形。
  20. Results some defaults were discovered in the current construction and management in shaanxi nature reserves

    結果發現陜西省自然保護區在建設和理方面存在發展緩慢、類型結構不完善、間布局不合理等缺陷。
分享友人