計算壽命 的英文怎麼說

中文拼音 [suànshòumìng]
計算壽命 英文
design life
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
  1. Abstract : the factors to influence fatigue life of chain plate areconcluded by experimental methods. the factors to prolong life of chain plate are analyzed by theoretical methods. the maximum value of crushing hole in 16a roller chain plate is calculated by finite element method

    文摘:用試驗方法確定了擠孔對鏈板疲勞的影響,從理論上分析了在最佳擠孔量下,鏈板疲勞提高的因素,用有限元法了16a鏈板的最佳擠孔量,並與試驗結果進行了比較。
  2. With the rapid development of the technology of computer and automation, the computer control system is widely used in the manufacture of al electrolysis and the efficiency is improved and the life - span of the electrobath is increased

    隨著機和自動化技術的發展,以機為核心的自動控制系統已經被廣泛應用於鋁電解生產過程的控制,提高了生產效率、延長了電解槽
  3. There was an increase in the fadeproof time of 25 percent over the common coatings. both the nano - tio2 - modified coatings prepared by the way of in - situ sythesising method and the nano - sio2 - modified coatings prepared by the way of in - situ dispersion were strong weatherability coatings, which could resist 18 years " weathering if we calculated the result with the standard which argued that 100h of the artificial aging process was equal

    通過原位生成法制備的納米tio :改性塗料和在位分散法制備的納米510 :改性塗料具有超強的耐候性能,以人工老化100h大約相當于室外曝曬一年,納米改性的塗料在室外的使用可超過18年。
  4. The life time of the metastable n - phase state is evaluated explicitly in term of the instanton method

    對于亞穩的-位相態,我們利用瞬子技術了它的衰變率或
  5. For micro - cavity semiconductor laser, station model is proposed in this paper and its steady - state and instantaneous characteristics when the coupling efficiency of spontaneous emission into a lasing mode is equal to 1 are analysised. for current noise, sp noise, noise, p noise, as well as current modulation, sp modulation, modulation and p modulation, using small - signal approximation, we derive the laser ' s corresponding transfer functions. and we calculate their signal - to - noise ratio ( snr ) gain in various parameters through frequency domain analysis in the premiss of large input snr

    本文對于微腔半導體激光器,提出站模型,能夠較直觀簡潔地分析微腔半導體激光器的穩態和瞬態特性,利用此模型對具有重要實用價值的= 1的微腔半導體激光器進行了討論;對于電流i噪聲、自發發射_ ( sp )噪聲、自發發射因子噪聲、光子_ p噪聲,以及電流調制、 _ ( sp )調制、調制、 _ p調制,在小信號近似下,得到了相應的激光器的傳遞函數;在大信噪比的前提下,對激光器進行了頻域分析,分別了它們在不同參數下的信噪比增益,分析了其抗噪聲性能。
  6. To overcome the shortage, in this paper, the time parametert is introduced into the structural resistance and load model, and it makes the calculation of the dynamic reliability available. 2

    本文在借鑒前人研究成果的基礎上,在結構抗力模型和荷載模型中引入了時間參數t ,提出了一個簡單、實用的動態可靠度方法,為後文的可靠性評定,預測奠定了基礎。
  7. 3. expatiated on the application theory of basic orbit, including subastral point calculation, visibility analysis, coverage evaluating and spacecraft life - span estimate

    3 、闡述了基本軌道應用分析理論,包括星下點軌跡、可見性分析、覆蓋評估和軌道
  8. By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs

    本文利用多組態dirac - fork ( mcdf )理論方法,通過對輻射躍遷初、末態電子波函數的獨立以及在原子態波函數的展開中考慮不同數量的組態波函數,系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ ( 1 . 3 ) p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響,給出了長度和速度兩種不同規范下激發態的能量和輻射;以中性ne原子的研究為基礎,進一步研究了類ne等電子系列離子( z = 11 - 18 )較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。
  9. After generalizing the characteristic of modern equipment, the mission of equipment management and general situation of chinese equipment management, basied on two forms of equipment management - - - - - - practicality & value, the author combined quantitative & qualitative methods with example to analyze and discuss questions, especially the reasonable update & depreciation, accordingly achieving the optimization of the technical efficiency & economic benefit 0 one of emphases of the thesis is methods application of equipment reasonable update, that is starting with economic benefit to looking for reasonable using fixed number of year. the thesis used inferior - converted numeric method and rate equation which based on the theory square and combined with harbor loading machines & tugboat ' s actual facts, calculated the economic life of the same machine in order to make sure harbor machines " reasonable using fixed number of year. at the same time, the author made use of midpoint value regress method and stochastic trapeziform forecast method to calculate and analyze and gain the reasonable conclusion o the other emphases is questions of harbor equipment

    本文概括介紹了現代設備的特點、設備管理的任務以及我國設備管理發展的概況后,作者從設備經濟管理的兩種形態? ?實物形態和價值形態出發,採取定量與定性相結合,以定量為主,結合實例進行分析與論述,對港口設備的合理更新與折舊問題進行了著重研究,從而實現設備的技術效能和經濟效益的最優化。本文研究的重點之一是設備合理更新的方法應用,即從經濟效益出發,來尋求設備的合理使用年限。本文結合港口裝卸機械和港作拖輪的實際,運用以正方形理論為基礎的低劣化數值法和費用方程兩種方法,了同一種機械設備的經濟,從而確定港機合理的使用年限,同時,運用了中點值回歸法和隨機梯形預測法進行和分析,得到了合理的結論。
  10. Second, carried out the fatigue life test of the truck ' s front axles adopted grouping fatigue life test method, calculated the results on theory of probability stats, linear fitted the fatigue life data by means of the basquin equation and least squares method, acquired the mathematical model of s - n and p - s - n curve of the front axles

    其次,採用成組試驗法,對汽車前橋進行了疲勞試驗,藉助概率統方法對試驗結果進行了分析,得到了各試驗載荷下的疲勞的正態分佈的均值和標準差,採用basquin關系式和最小二乘法對疲勞數據進行線性擬合,得到了前橋的s - n和p - s - n的關系。
  11. Consequently the academic base of strategic management accounting comes from the theory of strategic management, the theory of competitive advantage and farther application of the last word in management accounting including economic idea and the theory of management. basic methods of strategic management accounting not only comprise traditional analyse means, decision making means, control means, but also comprise new methods such as activity - based costing, target cost, value chain anahce, produce life cycle cost, the balanced scorecard ( economic value added ) in field of management accountingo this thesis introduces these new methods in three aspects in detail, those are programming in prophase, contro ] of proc ess and value of achievement

    正因為如此,戰略管理會的理論基礎不僅直接源於戰略管理理論,尤其是競爭優勢論,還體現了經濟思想、管理理論的最新成果在管理會中的應用,其基本方法既包括傳統的分析方法、決策方法、控制方法,又包括了作業成本、目標成本、企業價值鏈分析、產品周期成本、平衡分卡(包括經濟增加值的)等管理會新方法。
  12. We use the method of finite element analysis to find the most dangerous section of the rotator. through setting up a model of rotator, calculating the temperature and stress field of rotator, we get the section. then we supervise the section online, calculate the practical fatigue life loss and creep life loss

    我們使用有限元分析法,通過建模,轉子溫度場、應力場,得到最危險截面,然後對危險截面進行在線監測,實際運行中的疲勞損耗和蠕變損耗,為安全經濟運行提供有效監控手段。
  13. Some issues on the calculation of theeconomic life - span of farm machine

    農機經濟問題的探討與商榷
  14. Too much embankment of filled soil will result the destroy of road surface or instability of high - stack soil ; soil pressure at the top of culvert is the key parameter of culvert structure design, more or less of the parameter will result in economic waste or failure of structure

    堤頂沉降過大,輕者破壞路面,重者路堤失穩,涵洞頂部土壓力是涵洞結構設的控制指標,過大導致經濟浪費,過小導致涵洞開裂,影響其使用
  15. Different equations to corresponding components are presented by analysing and transformating the general equations of fluid routes, then static characteristics mathematical model of liquid propellant space propulsion system is presented. based on the data of static characteristics calculation, mass model of thruster, propellant, propellant tank, gas, gas bottle, pipe and valve is presented using both the method of statistical regression and the method of stress analysis, then corresponding mass model is presented. based on the characteristics of liquid propellant space propulsion systems, analyse the five phases ( concept and definition, design and improvement, manufactureing and arrangement, operation and ma intenance, disposal ) in which life cycle cost of liquid propellant space propulsion systems is cost separately, then discompsed structure of life cycle cost and model of life cycle cost are presented

    將組件分成氣路組件和液路組件,再對氣路組件和液路組件進行相應的分類,然後通過對通用流路方程進行分析和變換對不同類型的組件分別建立不同的方程,從而建立了一個適用於液體推進劑空間推進系統的靜態數學模型;根據靜態所得到的數據,應用統回歸法和應力分析法分別建立推力室、推進劑、推進劑貯箱、氣體、氣瓶以及導管和活門等的質量模型,從而建立相應的質量模型;結合液體推進劑空間推進系統特點,對液體推進劑空間推進系統全周期費用發生的五個階段(概念和定義、設和改進、製造和安裝、運行和維修、處理)分別進行分析,建立了液體推進劑空間推進系統全周期費用分解結構和全周期費用模型。
  16. The bisonc burnup library is replaced to facilitate the computation of the burnup process with complicated burnup chains. we have made and evaluated the new library ( hendl ) which contains 139 kinds of nuclides with 175 groups for neutron and 42 groups for gamma, 15 kinds of neutron reactions and p0 - p5 expansion. the revised code which we call bus - id is more adaptable to the computation of hybrid reactor for its fuel breeding and the transmutation of the hlw

    並且在一維輸運及燃耗程序bisonc的基礎上,提出用新的數據庫( hendl )代替原有的bisonc數據庫, hendl庫考慮了更加全面的燃耗過程和多種燃料循環方式,通過修正讀入的核截面數據庫中的參數,考慮共振自屏效應,製作並且評估了新的含有139種核素、多種反應截面、 175群中子42群光子、 p _ 0 - p _ 5展開的中子反應數據庫,開發出新的程序bus - 1d ,使得更能適應聚變?裂變混合堆的燃料增殖、高放長核廢料( hlw )的嬗變等的要求。
  17. 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的熱工技術方案。
  18. It shows that the damage parameter is more suitable for composite multiaxial fatigue investigation than the traditional strain versus life curve and the predicted fatigue lives have a good agreement with the tested values

    結果表明:與傳統的應力-預測曲?相比較,新的疲勞損傷參量更適合於復合材料的多軸疲勞研究,結果與實驗結果吻合較好。
  19. Cal calculated average life

    汽車等的平均計算壽命
  20. Both electric stress and thermal stress had been considered comprehensively during the calculating process. according to the failure criterion, the temperature was chosen correspondingly. then using the energy integral way, the life of device can be deduced

    計算壽命的過程中,綜合考慮了電應力和溫度應力,根據失效判據,選取實驗過程中相應的溫度段,採用能量積分的方法來外推器件的
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