流導面積 的英文怎麼說

中文拼音 [liúdǎomiàn]
流導面積 英文
admittance area
  • : 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...
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 面積 : [數學] area
  1. The results show that in the case of no wind the oil film moves southwestward along with the tidal current, its area increases and thickness decreases, and the port is not polluted during ebb tide ; a part of the oil film is blocked by the northern jetty, and stays in the port during flood tide

    計算結果表明,在靜風情況下,落潮期間油膜隨落潮向西南方向漂移,擴大,厚度減小,港區未受油污的影響;漲潮期間油膜受北堤的阻擋,部分油污留在港區。
  2. In order to obtain the most economic benefits, the paper utilized the theory of " homalographic characteristic " and " share alike compensation current characteristic " to build up the best compensation relation for " hour - current " curve applied to transformer substation and for " length - current " curve applied to distribution line

    以獲得最大經濟效益為目標,利用「等特性」和「補償電等分特性」理論。推了應用於變電站的「時間?電」曲線關系中存在的最佳補償關系,以及應用於配電線路的「長度?電」曲線關系中存在的最佳補償關系,及補償后的經濟效益計算模型。
  3. By using harika algorithm, the characteristic of a high - pressure compressor is calculated at different installation angle of the inlet guide vane and the stator vanes ; the characteristics of a high - pressure turbine and a low - pressure turbine are simulated at different installation angles of the guide vane based on ainley method

    本文用harika演算法計算了葉片和靜子葉片安裝角度可調的變幾何高壓壓氣機特性;用ainley法計算了渦輪向器可調的高壓渦輪和低壓渦輪的特性。
  4. Abstract : the distribution of cooling air which is in the grille - brick of the inner combustion hot air stove has been simulated with three dimension turbulent mathematical model so as to find a method which is used to improve the distribution of cooling air in hot air stove. the influence of differential horizontal plates on the distribution of cooling air is discussed. the results show that original big circle round field of flow in the pillar - cavity is changed into full one - way field of flow and edges gas flow, at the same time, is increased by horizontal plates. there is a different function with horizontal plates and vertical plates. to make the uniform distribution of cooling air in the hot air stove, it is necessary that horizontal plates and vertical plates are used in a combined way

    文摘:應用紊三維數學模型模擬內燃式熱風爐內冷風在格子磚柱中的分佈,尋求改善其分佈的途徑.討論了加設不同布置的水平板對氣分佈的影響.模擬結果表明,在支柱空腔內加設水平板改變了原有大迴旋場,使迴旋變成大的單向.通過在支柱空腔內加設水平板可以發展邊緣氣,這恰好與加設豎直板的作用相反,水平板和豎直板的結合使用有望實現冷風在格子磚柱中的均勻分佈
  5. The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor, gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity. the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion. according to investigation, surface erosion area occupies 80 % or so or erosion area, in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area

    研究結果主要包括: ( 1 )巫溪縣生態退化特徵表現:作為生物生長基質的部分土壤薄而貧瘠,保水保肥能力差,部分地區基巖裸露,土壤的不斷退化致植物種多樣性減少,植物種群結構逐步由復雜趨向簡單化;縣內水土失的類型主要包括蝕和溝蝕兩大類,據調查,占侵蝕總的80左右,其中坡耕地蝕佔耕地侵蝕的70左右。
  6. However, it lacks runoff data in absolutely most areas where culvert and small bridge locate. some traditional design method, such as the methods of statistic zone parameter, modification by catchment area, rainfall - runoff, reasoning formula and empiric equation et al, are used to estimate flood flow through culvert or bridge

    然而,絕大多數中小橋涵所在地卻沒有可利用的徑資料,通常採用統計分區法,改正法、暴雨徑法、推理公式和經驗公式等傳統設計方法,這些方法一般比較繁瑣、精度較低、設計的量偏大,致工程造價偏高而浪費資金。
  7. We use the c / s module, which provides technology means of land - use planning management flowing work. the flowing of graphic data and text and the function of leader examining is realized in the system by storage operational sign, which promote the transparence of examining operation. by using graphic editor function and spatial analysis faculty of gis, various especially function of graphic editor and area statistic for land - use operation are provided in this system

    本系統採用c s運行模式,為土地利用規劃管理工作的網路化辦公提供了技術手段;應用存儲業務標識信息的數據庫設計思想,為項目用地規劃審查業務信息的網路轉以及領督辦、督察功能的實現提供了技術方法,提高了土地利用規劃管理工作的透明度;系統採用gis的圖形編輯功能和空間分析功能,提供了多種規劃特色的圖形編輯功能和土地管理中專用的統計功能。
  8. According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography

    第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制容量的主要因素主要是抑制柱的電效率和離子交換膜的極限電密度,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高電效率,在通常情況下電效率可達到90以上;在選用同種離子交換膜的前提下,可通過增加離子交換膜的有效達到提高極限電的目的從而提高抑制柱的抑制容量,因此提出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱,該抑制柱最高可將速為1 . 0ml / min ,濃度為200mmol / l電率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確等優點。
  9. Jingyijia was established in 1998, who is professional in manufaturing plastic mould, die - casting products. the workshop is more than 2000 cm2. the moulds was started to be exported to south asia and europe in 2001 using cnc milling machine, electrospark, wire - electrode cutting, etc. technique is unending while no the best in moulds. only by untiring working, reserching and improving, can we design good moulds. we welcome every old and new friend both at home and abroad to visit us and building business relationship

    廈門精藝佳公司成立於98年,百分百開發生產塑膠產品,壓鑄產品,製造各類塑膠壓鑄模具.模具廠使用兩千多平方米,多臺大型cnc銑床及電火花,線切割能加工製造, 3 . 5米以下各類模具. 2001年開始模具出口東南亞及歐洲.技術永無止境,模具永遠沒有第一,只有不懈努力,研發,改進才能設計好模具.我們真誠期望國內外朋友,同行蒞廈交,為繁榮經濟推動民族工業科學進步和偉大復興作應有貢獻
  10. The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker, and establishes a radar signal simulation model, including radar emitting signal model, receiving signal model, receiving echo signal model, clutter model, noise model, sum channel directional pattern of antenna model, difference channel directional pattern of antenna model, sheltering model, rcs model, glint noise model, etc. the second section studies signal processing of pulse doppler radar seeker, and establishes radar signal processing mathematical model and data processing mathematical model for simulation, including windowing, doppler filtering, envelope demodulation, pdi, cfar, centering, velocity tracking, angle tracking, a - b filtering, etc. the third section studies the modeling of modified proportion guiding, and establishes guiding model, then dynamic simulation results is provided

    論文的主要工作包括四部分:第一部分研究了脈沖多普勒雷達引頭的信號建模問題,建立了雷達信號模型,主要包括:發射信號模型、接收信號模型、目標回波信號模型、雜波模型、噪聲模型、和差通道天線方向圖模型、遮擋因子模型、接收機噪聲模型、目標雷達截統計性模型、目標角閃爍模型等。第二部分研究了脈沖多普勒雷達引頭的信號處理模式,建立了信號和數據處理模型,主要包括:加窗和多普勒濾波、包絡檢波、檢波后累、頻域cfar處理、速度定心、速度跟蹤、角跟蹤、 ?濾波等,然後給出了信號處理程。
  11. Less drift will result from making c with a few parallel caps, to reduce the heating effect of the oscillating current when spread out over a larger plate area

    當分為一個更大的平時,通過電容c和一些電容並聯將致更少的漂移,這樣來減少振蕩電的熱效應。
  12. Studies have been made shown that under water stress, not only root weight, root specific surface area, root - shoot ratio, root growing potential, root water potential, root vessel diameter, etc which express the indexes of wheat root morphology and architecture have significantly changed, but also bleeding sap, root respiratory rate, root plasma membrane permeability, plasmalemma peroxide level, root protective enzymes and its isoenzymes etc which express root physiological indexes have changed correspondingly

    過去進行的研究表明,乾旱脅迫條件下,不僅表達小麥根系形態和構型建成指標的根系數量、根系比表、根冠比、根生長勢、根水勢、根管直徑等發生顯著變化,而且表達根系生理指標的傷液、根呼吸速率、根系質膜透性、膜脂過氧化水平、保護酶及其同工酶等也發生相應改變。
  13. With 9000sq. m. s total area and 23000sq. m. s construction area, it is located in the golden street of nanchang and enjoys convenient traffic conditions. it is only 30 minutes drive to changbei airport and 10 minutes to the railway station, say nothing of the adjoin city central commercial zone. the hotel is oriented as a high - class commercial hotel with relaxation - focused modern furniture style with concentrate se asian flavor

    江西七星商務酒店是由日本株式會社光榮建工社和江西博泰集團有限公司共同投資投資建造的具有四星標準的商務型酒店,酒店佔地9000平方米,建築總23000平方米酒店的經營規劃為高級商務酒店,建築著重體現現代休閑格調,內部裝修以東南亞風情為設計主,傾力展現異域風情客房設計採取日本現期行的裝修風格,強調舒適與實用性,是現代商務顧客及商務活動的理想場所。
  14. 4 cross - sectional areas of connections and their corresponding testing current for temperature rise test is shown in table 4 ( the cross - sectional areas of connections externally wired by user should not be less than those in the table )

    溫升試驗用連接線截與相應的試驗電見表4 (用戶外接線或銅排的截應不小於表中數據) 。
  15. The equation is y = a ebx, the interrelated coefficients are all larger than 0. 95 ; when the rainfalls are close, the volume of the surface runoff increases with the intensity of rainfall and the volume of the surface runoff is remarkable related with the maximum rain intensities of 30 minutes ; with the effect on rain harvesting acreage, the cover rate of the plants, the gradient, and the average soil thickness, the cover rate of the plants and the average soil thickness are the important factors which can affect the volume of rain harvesting. and the average soil thickness is the dominant factor. in order to get good result, we must choice the slope which the cover rate of the plants is low and the average soil thickness is thin, meanwhile increase the rain - harvesting acreage

    太行山片麻巖區坡集雨規律及集雨技術:集雨量與降雨量呈顯著正相關,並且在降雨量大於17 . 6mm時,集雨量隨降雨量的增加呈指數形式增加,擬合方程為y = ae ~ ( bx ) ,相關系數均大於0 . 95 ;降雨量相近的條件下,徑量隨降雨強度的增大而增大,且在片麻巖山地, 30min最大雨強是影響產的關鍵因子;在集雨、植被覆蓋度、坡度以及平均土層厚度等因素的共同影響下,植被覆蓋度和平均土層厚度是影響集雨量多少的主要因素,其中平均土層厚度是主因素;而要想取得良好的集雨效果,必須在選擇植被覆蓋度低、坡土層厚度薄的坡的同時,加大集雨
  16. Considering the water spraying can effectively increase the contact area between gas and water and promote the hydrate production rate, a batch reactor with water spraying was built in order to experimentally investigate the forming performance of natural gas hydrate, the system ' s state parameters ' variation and its effect on induced time of initial pressure and water temperature

    摘要考慮到水的霧化可以有效提高氣水接觸,有助於提高水合物生產速率,設計和建造了一個半間歇式霧強化水合物實驗裝置,用於探索和揭示噴霧強化天然氣水合物制備過程的基本特性,包括制備水合物的形態特徵,形成過程中參數的變化規律,以及系統初始壓力和初始水溫度對形成過程誘時間的影響。
  17. The dissertation also does a research on the control strategies of mechanical control parts. the theoretical expression among needle valve throttle area, cam - control valve throttle area and the equivalent throttle area of combining control is given, and the principle of combining control of the two valves is analyzed. the arresting control strategies under various engaging conditions are presented, namely the engaging condition of same overrunning length and same engaging speed but different weight, the engaging condition of same overrunning length and same weight but different speed as well as the engaging condition of same weight and same engaging speed but different overrunning length

    研究了機械控制機構的控制策略:從理論上推出了針閥節、凸輪控制閥節及聯合控制的當量節三者之間的關系表達式;分析了針閥與凸輪閥聯合控制的控制原理和方法;給出了同攔停距離同撞網速度不同重量飛機撞網狀況、同攔停距離相同重量不同撞網速度飛機撞網狀況以及同重量飛機同撞網速度不同攔停距離撞網狀況的攔阻控制策略。
  18. Then it discusses the influence of electric parameters on the heating effect bases on an analysis of the result of the numerical simulation

    在集膚效應作用下,電纜體內部的有效過減小,交阻抗顯著加大,其發熱量也很大,井下電纜伴熱加熱技術就是利用這一原理來加熱原油的。
  19. To meet the needs for wider surge margin of the turbofan engine, a new model was developed to predict the characteristics of the fan / high pressure compressor and turbine in this thesis. several ways, including, variable inlet guide vanes of the fan, variable guide vanes of the high pressure compressor, the variable inlet area ratio of the mixer and the nozzle areas, were presented to enlarge the surge margin of the turbofan engine. meanwhile, a method of combined variable geometries for optimizing controls of inlet guide vanes of the fan, guide vanes and the first two stators of high pressure compressor, area ratio of mixer and noz zle areas was established

    為了滿足下一代作戰飛機對推進系統的性能和穩定性要求,本文建立了壓縮系統特性和渦輪特性的新模型,並分別採用改變渦扇發動機風扇進口葉片、壓氣機葉片和前兩級靜葉片、混合室進口處內、外涵比和尾噴管,研究了其對發動機性能和穩定性的影響,進而得出了渦扇發動機變幾何擴穩的方法,為發動機變幾何擴穩研究打下理論基礎。
  20. The influence of these irreversibilities on the performance of an absorption refrigerator whose working fluid flows continuously is investigated. the optimal relation among the coefficient of performance, cooling rate and overall heat - transfer area of the refrigerator is derived, from which some important performance bounds of the refrigerator are determined

    這些不可逆性對工質作連續動的吸收式製冷機性能的影響被揭示,並出了製冷機製冷系數、製冷率和總熱傳間的優化關系,由此確定了製冷機的重要性能界限。
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