theoretical calculation 中文意思是什麼

theoretical calculation 解釋
理論計算
  • theoretical : adj. 1. 理論(上)的,學理上的 (opp. applied)。2. 假設(性)的;純理論的,推理的。3. 空論的 (opp. practical)。adv. -ly
  • calculation : n. 1. 計算,計演算法。2. 推定,預測。3. 深思熟慮,精打細算;慎重的計劃;算計。
  1. Theoretical calculation of the phase diagrams andtheir eutectic point for 9 binary organic system

    9個二元有機物系統相圖和它們共晶點的理論計算
  2. Abstract : through on - the - spot test and theoretical calculation, the re gular pattern that the used hot - blast parameters of the grain drier change with the variation of working conditions was revealed

    文摘:經理論計算及現場試驗,揭示了糧食乾燥機廢氣參數隨其工作條件的改變而發生的規律性變化。
  3. The theoretical calculation and the experimental result indicated that, after temperature compensation, this kind of new hotwire air mass flowmeter still had high measuring accuracy when the environment temperature had wide range change

    理論計算和試驗的結果表明,經環境溫度補償后,這種新型熱線式空氣質量流量計在大范圍環境溫度變化下仍具有較高的測量精度。
  4. The theoretical calculation method about how to predict the hydrodynamic characteristics of ichthyoid rudder is proposed in this paper

    本文提出了一種魚形舵定常升力的水動力性能預報的理論預報方法。
  5. In light of the elastic thin plate theory, the author induced equilibrium differential equation of bi - direction cellular slab, which was proved correct through analysis and comparison to result of ansys to with theoretical calculation. through the deflection and bending moment coefficient calculation of bi - direction cellular slab under various boundary conditions, the author brought forward the theory that the deflection of mid - span and bending moment coefficient calculation of mid - span and support of bi - direction cellular slab could be in accordance with solid plates ", which could satisfy the precision of engineering

    本文根據彈性薄板理論,導出了雙向空腹板的平衡微分方程,並通過理論計算和通用有限元程序ansys結果對比,驗證了其正確性;通過對各類邊界條件下雙向空腹板撓度和彎矩系數的計算比較,本文提出:雙向空腹板跨中撓度及跨中、支座彎矩可使用本文空腹板剛度公式查找現有的實心板撓度彎矩系數表進行計算,完全能滿足工程精度要求。
  6. The anion surfactant nals was the most efficient in the process and was selected as collector by orthogonal method. the interfacial tension and cmc of nals ( cmc 6. 5 10 - 3m ) in the solution was measured by hanging ring test, the function relationship between interfacial tensions and nals concentration was : = - 0. 9523 in 2c - 24. 534 in c - 81. 411. the relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with gibbs equation and dynamic method. the conclusion showed that ( 1 ) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation. ( 2 ) the surfactant molecule was in arrangement of monomolecular layer at the gas - liquid interface

    用吊環法測定了十二烷基硫酸鈉水溶液不同濃度與其界面張力的關系,擬合得到的回歸方程為= - 0 . 9523ln ~ 2c - 24 . 534lnc - 81 . 411 ,同時還測得其臨界膠束濃度值( cmc為6 . 5 10 ~ ( - 3 ) m ) ,運用吉布斯等溫方程和動態法分別計算和測定了該溶液系統的界面吸附平衡關系,結論表明: ( 1 )動態法測定結果基本吻合吉布斯方程的理論計算; ( 2 )表面活性劑分子在氣?液兩相界面是以單分子層形式定向有序排列的。
  7. Abstract : starting from the crystal structural characteristics and through the theoretical calculation of the chemical bonds of diasporite and kaolinite structures and the study of the flotability of the flotation systems of anionic collector ( sodium oleate ) and cationic collector ( dodecylamine ), the relationship between the crystal structural characteristics and the flotability of diasporite and kaolinite and the main causes for the difference in their flotability are analysed by the crystal chemical theory of minerals

    文摘:從一水硬鋁石和高嶺石的晶體結構特徵出發,通過對一水硬鋁石和高嶺石結構中化學鍵的理論計算及陰離子捕收劑(油酸鈉) 、陽離子捕收劑(十二胺)浮選體系中可浮性的研究,採用礦物晶體化學理論分析了礦物晶體結構特徵與可浮性之間的關系,以及產生一水硬鋁石和高嶺石可浮性差異的主要原因。
  8. Foundation in to the steel wire race ball bearing contact theoretical analysis computation, and the steel wire race ball bearing main friction form analysis, gave the bearing several kind of main friction to have the form in the work process, and gave the corresponding theoretical calculation formula

    在對鋼絲滾道球軸承點接觸理論分析計算的基礎上,進行了對鋼絲滾道球軸承的主要摩擦形式分析,給出了軸承在工作過程中幾種主要的摩擦產生形式,並給出相應的理論計算公式。
  9. Technicans are trying to find out a more reasonable point to describe work state of pump for some reasonless factors of this model, the key technology of developing ads is on adopting a means by using theoretical calculation and curve fitting to build a reasonable pump state graph model, the model " s rationality based relations between pump efficacy and sinking depth is illustrated by restrict programme argumenting

    抽油增效輔助決策系統的開發,其關鍵技術在於採用理論計算及曲線擬合的辦法,建立合理的泵況圖模型,通過嚴格的方案論證闡明基於泵效-沉沒度關系的泵況圖模型的合理性。通過實際數據,檢驗模型的有效性。
  10. Theoretical calculation of high anti - reflective film in visible spectrum region

    可見光區高增透膜的理論計算
  11. To design the water cushion of baishan arc dam, the design experiment of ertan hydraulic power station, xiao wan hydraulic power station were refereed. through large amount of scientific experiments and theoretical calculation, and the design coefficients of water cushion in domestic and abroad were summarized, then the design layout of the baishan cushion was worked out at last

    本文針對白山拱壩水墊塘方案設計,參考國內二灘、小灣等工程設計經驗,通過大量的科學試驗和理論計算,總結國內外的水墊塘設計參數,最後確定了白山水墊塘的設計方案。
  12. Since these theoretical analyses are based on inviscid potential flow theory, theoretical calculation and computational simulation may complement each other. the hydrodynamics and undulating propulsion of specimens were studied using three dimensional computational fluid dynamics ( cfd ) modeling. the cfd analysis using kinematic model of undulatory dorsal / median fin draws a series of conclusions, which include that the body drag increases significantly with the lateral body oscillation ; the body drag is minimum while the start point of

    計算結果表明游動過程中的形體阻力隨側向周期性擺動而增大;當背鰭前端位於身體側向最寬處時,形體阻力具有局部最小值,結論與實驗觀測結果相吻合;在實驗觀測的典型運動參數下,波動面的運動方程中的非對稱因素的出現使推進力增大約1 . 10倍。
  13. The theoretical calculation and the model experimental result both have confirmed that the built - up stabilizing appendage is able to reduce pitching n heaving motions and especially bow acceleration considerably

    理論計算和模型試驗結果均證明了組合減搖附體能夠減小船的縱搖運動、升沉運動,尤其是大幅度降低首部加速度。
  14. Abstract : to account some difficult problems in theoretical calculation of blasting demolition of buildings, the criterion for disintegration of brick - concrete structures, blasting height of frame structure, counteracting force of supports are analyzed. a numerical simulation is demonstrated for structure ' s destabilization and dilapidation in the process of blasting demolition of buildings such as chimney and bridge, which services a guide for theoretical study and practice of blasting demolition of buildings

    文摘:針對建築物爆破拆除理論計算難以把握的幾個問題,如磚混結構解體的判據,框架結構建築的爆高、支座反力,以及框架結構失穩和煙囪、橋梁爆破拆除倒塌過程的數值模擬方法,進行了分析和說明,為建築物爆破拆除設計理論研究與施工提供了參考依據。
  15. In order to use the strength and toughness index for design and apply of sfrc unified theoretical calculation formula of reinforcing and toughening of sfrc is given. experiments on bending toughness, breaking toughness and cube strength test results are carried out in connection with various kind of deformed steel fiber

    初步給出建立鋼纖維混凝土增強、增韌統一理論計算公式思想,為鋼纖維混凝土強韌雙重指標在設計、選用鋼纖維混凝土中的應用打下基礎;針對不同種類異形鋼纖維進行了彎曲韌性、斷裂韌性、立方體抗壓強度等試驗。
  16. Combining with the performances of danshan bridge, discussing the methods on the construction controlling and calculation of cable - stayed bridge, this paper raises an efficient construction controlling system, and realizes collecting construction data of the real bridge and technical information. by analyzing on the difference of theoretical calculation and real construction state, the author determines to take self - adapting construction controlling method which uses kalman filter method to identify and adjust construction parameters. by getting rational construction state from forward iteration method, this paper, taking concrete creep effect in consideration, raises a rational scheme to pre - remain deformation and adjust cable force

    結合丹山橋的結構特點,通過對斜拉橋施工控制及結構計算方法的探討,提出了有效的施工控制系統,實現了對實橋施工數據和技術信息的採集;通過分析理論計算與實際施工狀態的差異,確定了以卡爾曼濾波法作為施工參數識別與調整的自適應施工控制方法;通過正裝迭代法確定其合理施工狀態,並考慮混凝土的徐變效應,提出了合理的預留拱度和索力調整方案。
  17. The results of test and theoretical calculation indicate that the friction device does not slide under minute earthquake, thus the control effort of f - ved corresponds with ved, and the action of frd is the same as pure brace. when disastrous earthquake occurs, the viscoelastic material reaches its shear limits and the friction device begins to slide, so the control effort of f - ved is the best

    試驗結果和理論計算結果表明,在多遇地震下摩擦機構不起滑,粘彈性-摩擦阻尼器的減振效果和純粘彈性阻尼器相當,而摩擦阻尼器的作用相當于純支撐;在罕遇地震下粘彈性材料達到剪切極限,摩擦機構起滑,故粘彈性-摩擦阻尼器的減振效果最好。
  18. The results of the experiment are in good agreement with the data of theoretical calculation and the actual conditions of earthquake calamity. these data and information give a convenience for the following work. the finite element analysis ( fea ) has been completed within the environment of ansys

    有限元分析主要以ansys為工具對煙囪進行了動應力計算,得出了在不同地震波水平和豎向激勵下動應力隨高度分佈情況,並據此繪制了動應力隨高度變化曲線圖。
  19. In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method

    在理論計算部分,本文首先基於常規螺旋槳升力面理論、勢流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型,然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數值離散,接下來針對前面所設計的全方位推進器進行了數值預報。
  20. The electric heat components and heated components in resistor furnace were regarded as research object, the simplified model was provided on the basis of simplification of studied objects, the thermotechnical theoretical calculation and analysis for it were done by utilizing radiation heat transfer theory, some main factors influencing the temperature of electric heat component were obtained on condition that the hot load for the heated component be constant, thermotechnical engineering scheme by which the service life for resistor component could be prolonged, was raised

    摘要以電阻爐中的電熱元件和被加熱元件為研究對象,經過簡化提出簡化模型,運用輻射換熱理論對其進行了熱工方面的理論計算和分析,在被加熱元件熱負荷一定的情況下,得出了影響電熱元件溫度的幾大要點,提出了延長電熱元件使用壽命的熱工技術方案。
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