壽命表法 的英文怎麼說

中文拼音 [shòumìngbiǎo]
壽命表法 英文
life table method
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  1. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的機理和微動疲勞的研究方;利用ug軟體對燕尾榫聯接結構創建了參數化實體模型;基於ansys軟體平臺求解彈性接觸問題,獲得了榫聯接結構接觸應力及接觸狀態量的分佈;在已有微動疲勞預測模型的基礎上,引入載荷頻率影響因子,對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞的預測,與試驗結果對比明採用本文提出的方預測榫聯接結構的微動疲勞是有效的。
  2. Evaluation of sullivan method and increment - decrement life table method for health expectancy

    和增減的評價
  3. The as - grown crystals were characterization by cutting and directional, x - ray diffraction, high resolution ohmmeter, ir transmission spectroscopy, visible light absorption spectroscopy, scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ). the ir transmittance of czt single crystals grown with cd - riched is about 53 %, while 23 % with no cd riched

    採用解理實驗、 x射線衍射、電學性能測試、紅外透過譜測試、可見光吸收譜測試、 sem蝕坑分析、探測器的試制等分析測試方,並首次採用正電子湮沒譜分析方來研究czt單晶體的空位缺陷,綜合徵了所生長的晶體的質量和性能。
  4. 3. studying on prediction methods of the initiation life of aero - gear using shakedown analysis methods in order to directly consider in a quantitative way the details of stress - inelastic strain responses, residual stress and residual strain computations, fatigue crack initiation life was evaluated in aero - gear by using th

    利用chaboche的材料模型,研究了航空齒輪韌性材料在彈、塑性安定下的輪齒接觸疲勞裂紋萌生準則,該研究結果與相關的齒輪實驗結果比較分析明:塑性安定下的疲勞裂紋萌生預測方預測航空齒輪的萌生是較安全的。
  5. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬面均可形成潤滑轉移膜,從而減少金屬摩擦副面間的直接接觸,大大延長其使用;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  6. Methods the lymph node were dissected in 180 cases of female breast cancer, survival rates were calculated by the life - table method for significant test

    對180例女性乳腺癌進行淋巴結清掃,以壽命表法統計生存率,作顯著性檢驗。
  7. Abstract : this paper introduces a sort of automobile thermometer testing system using plc. the system has overcome the disadvantages of the traditional methods and realized the auto - testing of the automobile thermometer

    文摘:提出了一種基於plc的汽車發動機水溫檢測系統,克服了傳統檢測方的諸多缺點,實現了水溫檢測的自動化操作。
  8. The result indicates that the method can improve the service life, and is feasible

    結果明,採用該方能夠在一定程度上提高結構的耐久,是可行的。
  9. The results show that the method proposed in this dissertation can calculate the durable life of reinforced concrete structures under chloride environment accurately

    分析結果明,利用該方可以比較準確地計算氯離子侵蝕環境下混凝土結構的耐久
  10. Based on the study of strength degradation of material in the fatigue process, a strength degradation model is proposed. a stochastic differential equation, which controls strength degradation, is obtained from the model randomized by markov process. by using the theory of stochastic, the distributions of residual strength at any given lifetime and lifetime of any given residual strength are attained. under a few suitable hypotheses, inverse gaussian distribution of fatigue life is derived, and verified by means of experimental data. the result shows that the model and the method are reasonable

    在研究疲勞過程中材料強度退化規律的基礎上,建立了一個強度退化模型.對其進行隨機化處理,得到控制強度退化過程的隨機微分方程.在一定假設條件下,獲得了剩餘強度概率密度函數的封閉解,並推導出疲勞的反高斯分佈形式.給出一種考慮損傷狀態對隨機漲落影響的近似處理方.與試驗數據的比較結果明,本文的模型和方是合理的
  11. An experimental program which includes lots of unidirectional laminae is conducted using t300 / bmp - 316 material for researching the static and fatigue behaviour of the unidirectional ply. the experimental research for mechanical behaviour of a unidirectional lamina is to set up expressions of the normalized fatigue life, the residual strength degradation and the residual stiffness degradation of a unidirectional ply in the longitudinal, transverse and in - plane - shear directions, which also verifies the fact of nonlinear shear stress - strain behavior of a unidirectional ply in the 1 - 2 planes

    其中:分別對材料t300 / bmp - 316單向層合板縱向、橫向及面內剪切靜載力學性能及疲勞特性進行了試驗研究,並採用最小二乘擬合得到各主方向正則化疲勞達式,以及單層板各主方向疲勞加載剩餘剛度退化達式及剩餘強度退化達式;試驗同時驗證了單向層合板1 - 2面上明顯的剪切應力應變非線性關系。
  12. After briefly describing the damage mechanism of electromigration, noises theories and signal processing methods, many kinds of experimental assessing methods of electromigration, such as the traditional mtf test, the test of changes of resistance and noise measurement, etc., are reviewed in this paper, and its research on the technology of noises detection has been studied emphatically

    本論文在簡要介紹電遷移失效機理、噪聲理論和1 / f信號徵方的基礎上,對各種電遷移可靠性實驗評估方(傳統的測試、電阻變化測量、噪聲測量)的特點作了分析對比。重點研究了vlsi金屬互連電遷移噪聲檢測技術。
  13. Oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible

    詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制,介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態面合金化和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分與浸滲保護,這些方通過減少腐蝕由坩堝面向基體內部發展的各種「通道」 ,有效地改善了灰鐵坩堝抗腐蝕性能,提高了坩堝使用
  14. Abstract : oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible

    文摘:詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制,介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態面合金化和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分與浸滲保護,這些方通過減少腐蝕由坩堝面向基體內部發展的各種「通道」 ,有效地改善了灰鐵坩堝抗腐蝕性能,提高了坩堝使用
  15. When the temperature get to the environment dew point, there will be dew on the surface, when the temperature is below zero, we even can find ice on the components. this is the external condensation problem. this problem is a great threat to the safety and service life of the pneumatic system. so this article is the research about it, we try to find out the principle of the external condensation and get a effective method to judge when it will happen, this will give great help to the designer

    氣動系統在運行中會出現系統元件面溫度下降的情況,當元件面溫度達到環境露點溫度以下時就會發生結露,當溫度降到零度以下時就會發生結冰,這就是氣動系統的外部結露問題。外部結露對氣動系統的安全和使用都有很大的影響,本文就是針對這一問題進行研究,通過對氣動系統外部結露的原理和實驗及模擬的分析,找出判斷一個氣動系統是否會發生外部結露方,以對氣動系統的設計提供幫助。
  16. The direct analysis method has more efficient than the line programming for the shakedown analysis of contact surface layer, therefore, the mentality of shakedown analysis of contact surface layer was introduced based on the direct analysis method as follows : first, the direct method for shakedown analysis was presented and its application to a two - dimensional rolling / sliding contact problem was demonstrated. the direct method consists of operator split technique, which transforms the elastic - plastic problem into a purely elastic problem and a residual problem with prescribed eigenstrains, and an incremental projection method to determine the eigenstrain

    這些方各有創新,其特點是計算速度快、收斂性好及精度可靠,計算規模避免了彈塑性隨動強化分析的非線性的影響,並使彈塑性問題轉化為殘余問題和線彈性問題,適用於滾動、滾滑及滑動接觸失效分析,從而有效地解決了接觸體安定性分析與裂紋萌生預測的實際問題,也是本文對面強化接觸失效的安定分析成為可能。
  17. It can help to lengthen the service life of water quality on - line monitoring instrument, make the results of on - line water quality monitoring are more accurate and stable, and it also can reduce the maintenance loss because of the relative accuracy and save the replacing expense if the on - line water quality monitors are too damaged to repair

    可以延長在線水質監測儀的使用,提高在線水質監測儀監測結果的準確性、穩定性,減少設備維護、維修工作及其費用,減少由於水質監測結果誤差帶來的損失,節省由於在線水質監測儀損壞而無修復,過早更換的費用。
  18. Studying the rule of geometric shape of surface crack during propagation by means of fracture mechanics theory, a predicting method of fatigue crack propagation life and it ' s numerical calculation theory are presented

    本文應用斷裂力學理論,對焊接鋼結構面裂紋擴展過程中裂紋幾何形狀的變化規律進行了探討,提出了疲勞裂紋擴展的預測方,給出了相應的數值計算理論。
  19. Based the result of calculation and analysis in this paper, it is feasible that predicting of the service life of reinforced concrete component exposed to chloride environment with a probability based method. the result of analysis is consistent with the changing rules of service life in practice. probability based limit state method is used for service prediction. it is more reasonable than a deterministic model and satisfied with the required method of national structure designing uniform code

    理論研究和實例分析的結果明,本文建立的基於概率的極限狀態分析方的氯離子侵蝕環境下鋼筋混凝土構件耐的預測方是可行和有效的,計算結華僑大學申請碩十學位論文果反映出工程實際中構件耐久性的變化規律;本文使用的基於概率的極限狀態分析方比確定性計算方更科學,與我國現行結構設計規范中所規定的設計思想保持一致。
  20. The effects of carbon disulphide on pregnancy probability by life - table analysis

    壽命表法分析二硫化碳對作業女工妊娠概率的影響
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