leading coefficient 中文意思是什麼

leading coefficient 解釋
【數學】首項系數。

  • leading : n 1 鉛制覆蓋物。2 空鉛，鉛條，鉛皮。n 1 領導，指導。2 引導。adj 1 指導的，領導的。 a leading cadr...
  • coefficient : adj. 共同作用的。n. 1. 共同作用；協同因素。2. 【數，物】系數，率；程度。
  1. In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design

    第四章依據固液兩相流泵的邊界層理論及對主流區速度場的分析，給出了離心泵葉片型線的參數方程；它是以葉片安裝角為參變數，以引入的速度系數k _ v作為中間因子，將兩相流泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實，在離心泵葉片型線的設計過程中，它的整個形態或參數的確定都關繫到兩相流體的流動特性和泵的輸出能力，或者說，離心泵型線的設計是其水力設計的核心。
  2. We think that the indirect exchange is in relation to the magnetic field, and gain the coefficient relevant to the applied field. the result calculated using the coefficient is in good agreement with the experimental result. that also further perfects the theory of the microscopic mechanism of leading to the anisotropy of ergag

    研究認為間接交換作用的大小與外磁場的大小有關，得到了和外磁場有關的系數，由此計算的磁化強度特性曲線與實驗值符合情況有所改善，進一步完善了導致ergag磁性各向異性產生的微觀機制。
  3. In the analyse of gradation and classification the study use the method of factors and the dynamic model of sum taking the weight and make revision with the land use coefficient and the land economic coefficient. the grade of synthesize not only reflect the effect to each factor but outstand the leading restrict factor

    應用因素分析法對區域農用地的等級進行了研究，採用動態加權求和模型作為指數綜合的方法，再用土地利用系數和經濟系數進行修正，使綜合分值既能反映出每個因素對農用地質量的影響，又能突出主導限制性因素的作用。
  4. The model includes three aspects ( 1 ) objective : aspect. regional leading industry choice ( 2 ) criterion aspect : comparative advantage criterion, industrial relationship criterion, technology advancement criterion, market potential criterion ( 3 ) norm aspect : location quotient, comparative labor productivity, comparative fund profit and tax rate, area ’ s added value proportion, industrial influence coefficient, industrial sensitivity coefficient, technology advancement speed, technology progresses contribution rate, growth rate, demand income elasticity

    模型共分三層:目標層? ?區域主導產業選擇;準則層? ?比較優勢基準、產業關聯基準、技術進步基準、市場潛力基準;指標層? ?區位商、比較勞動生產率、比較資金利稅率、區內增加值比重、產業影響力系數、產業感應度系數、技術進步速度、技術進步貢獻率、增長率、需求收入彈性。
  5. In chapter three, the momentum integral equations and their solutions of two - phase fluids in boundary layer are given and the no - disturbance solutions on the surface of vane are required. leading into the disturbance factor of no - dimension and thickness coefficient ks in boundary layer, the numerical method of finite approximation is used to calculate the boundary layer

    第三章給出了固液兩相流泵的邊界層動量積分方程及其解的一般表達式，並得到葉片表面的無擾動解；引入了無量綱擾動因子及邊界層厚度系數k _ ，給出了用於邊界層計算的有限次逼近的計算方法。
  6. As for moving tc, its symmetry somely rusume after landfalling. the different distributing between expb2 and expb3 is much smaller than the other exps of the same group, so it is shown that if the roughness coefficient come to a certain number, the effect of roughness maybe not take the leading key in tc decreasing process any more

    對于移動熱帶氣旋登陸而言，登陸后對稱性有所恢復，當下墊面粗糙度達到一定值時，由於粗糙度引起的差異明顯減小，粗糙度在其減弱的過程中可能已不佔主導作用。
  7. The method of prediction the discharge coefficients of film cooling holes on the turbine blade suggested by d. a. rowbury et. al has been improved in this paper to fit the computations in the cases of low pressure ratios and the holes in leading edge region especially. the effects of external cross - flow, hole geometry and reynolds number in the hole were taken into account. an additive loss coefficient method is subsequently applied to the test data in order to assess the effect of the external cross - flow

    Rowbury等提出的流量系數工程演算法進行了改進，計算結果和實驗數據的比較表明改進后的新模型使低吹風比和前緣駐點附近流量系數的計算得到了明顯的改進，而在高吹風比下仍能保持與實驗數據相符，這種演算法有可能成為低壓比情況下型面氣膜冷卻的一種通用設計方法。
  8. Then, only a given curve satisfied by the conditions of import and outlet of vane wheel as its modular curve will neglect the middle varying processes of in vane wheel, which reflect microscope properties in some degree - flow properties in boundary layer. leading into the velocity - coefficient unifies the boundary layer and eular theory in the design process of vane, which extends the area of selection of vane ' s curves and provides a valuable object function for the optimization design of vane

    那麼，僅憑一條預先給定的滿足葉輪出入口條件的曲線去來作為葉輪的型線，它必將忽略了這種除了葉輪出入口之外的中間變化過程，而這種中間變化在某種程度來說又反映出微觀特性? ?邊界層流動特性；速度系數的引入，它使邊界層理論和歐拉理論在泵的葉輪設計過程中得到統一；它使選擇葉片曲線的域圍拓寬；它也為葉輪的優化設計提供了一個很有參考價值的目標函數。
  9. At present the subsoil is designed in norm with the collapsible coefficient, which displays the saturated deformation of immersing and does n ' t display the moistening deformation, relatively wrong compared with the fact, leading to the unnecessary waste and judging mistakes under some conditions

    目前規范以濕陷系數進行黃土地基設計，濕陷系數反映了浸水飽和下的變形，不能反映增濕非飽和黃土地基的變形量，與實際常有較大差距，在有些條件下造成不必要的浪費和判定錯誤。
分享友人
分享到 Line

分享到臉書