approximate calculation 中文意思是什麼

approximate calculation 解釋
概算
  • approximate : vt 1 使接近。2 接近；走近。3 近似，約計。4 模擬。5 估計。vi 近於。 His income this year approxima...
  • 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. The relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained ， and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve

    導出了曲率半徑與逼近誤差之間的關系和等誤差條件下的參數遞推公式，建立了通過逼近圓弧圓心的直線方程和圓心坐標計算公式.按這種方法用圓弧逼近平面參數曲線，不需要求解非線性方程組，避免了計算可能不收斂的麻煩，簡化了非圓曲線的節點計算過程
  2. Approximate calculation of flow fields in hydraulic turbine draft tube

    尾水管內水流流動的近似計算
  3. The calculation results indicate that the starting performance of forebody / inlet with wedge - shaped lip is better than that with plane lip at low flight mach number. at high flight mach number, the performance of the forebody / inlets designed by the two methods is approximate. at low flight mach number, the starting performance of forebody / inlet designed by the method of constant shock wave intensity is better

    結果表明：唇口帶楔角的進氣道在低飛行馬赫數下的起動性能優于唇口平直的進氣道；採用等激波強度和等激波角度方法設計的進氣道在高飛行馬赫數下的性能相近，在低飛行馬赫數下，採用等激波強度方法設計的進氣道起動性能較優。
  4. A calculation of the approximate sales volume required to just cover costs, below which production would be unprofitable and above which it would be profitable

    一種銷售收入大致與成本持平的計算方法，在其之下將無利潤，之上則可獲利。指用來描述固定成本、變動成本以及利潤等三者間關系的分析技術。
  5. Abstract : through analysing systematically the conditions of engineerin g geology and hydrogeology, the regimes of groundwater level and data of deep wells, the p aleorelief, and the groundwater levels measured during the periods of foundation investigation of each existing building, the aberrant cause of groundwater level at yangfangdian and its vicinity was derived, and the approximate scope of grou ndwater level anomalies in the above - mentioned area in march, 1999 was obtained by calculation

    文摘:該文全面系統地分析了羊坊店及其附近地區的工程地質和水文地質條件、地下水位動態、深井資料、古地形及現有建築勘探時實測水位資料，指出了羊坊店及其附近地區地下水位異常的原因，並通過計算得出了1999年3月份該地區地下水位異常的大致范圍。
  6. Approximate calculation of crack propagation rate of metal corrosion fatigue

    金屬腐蝕疲勞裂紋擴展速率的近似計算
  7. Based on the research and model test, the head loss of flap valves is analyzed by both mathematical physics method and the equation of criterion, and the impulsive force and open angle of flap valve are researched. the flap valve approximate - calculation method is the emphases in this paper. the design methods and using effect of air - filled floating flap valve are studied in the paper by combining with engineering example

    在總結前人研究的基礎上，對照試驗結果，通過數理解析和準則方程分析了拍門水頭損失，研究了拍門水流沖力的求解和拍門開啟角度的求解，著重研究分析了拍門近似計算方法，分析拍門在水中的運動規律，並結合工程實例，研究探討充氣浮箱式拍門的配重方法及其使用效果，為今後開拓充氣浮箱式拍門的運用領域作些探討研究。
  8. In this paper, we study the influence factors about acid - base titration jump and the stoichiometric point deducing approximate calculation formula of acid - base titration. some useful results are obtained

    摘要本文推導出了強酸強堿、一元弱酸弱堿、多元弱酸弱堿滴定突躍、化學計量點的近似計算式，用公式說明了影響滴定突躍的因素及化學計量點的位置，並得出了一些重要結論。
  9. The resume process actually is as approximate calculation. a new method in this paper was presented to resume the original image based on the pixel analysis

    本文在運動成像模型的基礎上，結合圖象的特點，以圖象象素分析的方法進行恢復。
  10. Approximate calculation of super - cavity profile based on slender - body theory

    基於細長體理論的超空泡外形估算
  11. I discuss the net single premium modes in disability annuity, permanent disability, dread diseases, long term care health insurance, and put forward the approximate calculation methods, and then analyze the pricing principals in health insurances of actual loss indemnity and the fitting method of loss distributions

    討論了典型的健康保險產品傷殘年金、永久殘疾、重大疾病、長期護理這四類健康保險產品的定價模型，並就連續模型中的計算提出近似計算方案。介紹了報銷賠償方式下健康保險產品的定價原理，並總結了損失分佈的擬合方法。
  12. The earthquake force was ignored during designing midget pump station, while the pseudo - static method just gave approximate calculation to the large and medium pump station ever

    在以往的泵站設計中，對于小型泵站，一般不考慮地震力；對于大中型泵站，即使考慮地震載荷大多都運用擬靜力法，進行大致的近似計算。
  13. In a word, a new method that theoretically calculates the relativistic corrections and the fine structure of the energy levels in two - electron atom, including the atomic hamiltonian expressed by spherical tensors, the calculation of the angular matrix elements and the summations over spin of the various interactions in the atomic hamiltonian, and the approximate calculation of the radial matrix elements, has been provided in this thesis

    總之，本文為雙電子原子能級的相對論修正和精細結構的理論計算提供了一種新的方法，包括原子哈密頓算符的球張量表示方法、原子哈密頓中各種相互作用項的角向矩陣元和自旋求和的計算方法，以及徑向矩陣元的近似計算方法
  14. The contrasting analysis is carried out against approximate calculation, numerical simulation and the real measuring result of flow - in direction stress along the die - entrance in the rectangular drawing. it is considered that in the condition of non - uniform solution, part calculation has credibility to some extend

    摘要針對矩形盒拉深中凹模口流人方向應力的近似計算、數值計算和實際測量結果進行了比較分析，認為在尚未得到統一解的情況下，分割計算具有一定的可信度。
  15. Building up the model of seawater solar pond, then the approximate calculation about available solar radiation, the theory calculation of temperature and salt gradient distribution in the solar pond, and the analysis of the thermal stability, energy balance and efficiency have been emphasized. 2

    建立了海水太陽池的物理模型，重點進行可用太陽輻射能近似計算、太陽池內溫度分佈和鹽梯度分佈的理論計算、以及太陽池的熱穩定性和能量平衡及效率的分析等； 2
  16. Discussion on the approximate calculation method for the space bending angle in continuous curved bridge

    預壓在處理橋梁沉降中的運用
  17. Through analyzing the test data of lateral displacement of the composite semitic walls with structural concrete columns under the action of horizontal loading, and combining the existent wall lateral displacement theory and calculate formulae, the approximate calculation method of lateral displacement of the semitic walls which are composed of brick and concrete was summarized

    摘要通過對帶構造柱的組合抗震墻在水平荷載作用下側向位移的試驗數據分析，並結合己有的墻體側向位移理論計算公式，總結出了磚-混凝土組合抗震墻體側向位移近似計算方法。
  18. An approximate calculation of bearing capacity of two - layer foundation second

    雙層地基承載力的一種近似演算法二
  19. The approximate calculation of terminal displacement in experiment at the fist order of the change speed linear motion

    一階變速直線運動中收尾位移的實驗近似
  20. To the high - rise building ' s support frame, the dissertation proposes the approximate calculation based on half - rigidity steel frame

    同時，還推證了基於半剛性連接支撐架的分析方法。
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