finite life 中文意思是什麼

finite life 解釋
有限耐久性
  • finite : adj. 有限的;【語法】限定的;【數學】有窮的,有盡的。n. 〈the finite〉 有限(性); 〈集合詞〉有限物。adv. -ly ,-ness n.
  • life : n (pl lives)1 生命,性命。2 一生;壽命;【原子能】(亞原子粒子的)生命期;使用期限,耐久性。3 ...
  1. Ball bearings, and sometimes automotive parts, are designed on the basis of finite life.

    球軸承,有時汽車零件也是按有限壽命設計的。
  2. By means of carrying out parameterization on finite element model of certain punching - welding bridge housing and through optimization analysis, this paper realized the light weighted optimization design of punching - welding bridge housing under the conditions of letting the bridge housing to satisfy the demands of perpendicular bending rigidity, the perpendicular bending strength and the perpendicular bending fatigue life

    摘要通過對某沖焊橋殼的有限元模型進行參數化,經過優化分析,使得橋殼在滿足垂直彎曲剛度、垂直彎曲強度和垂直彎曲疲勞壽命的條件下,實現了沖焊橋殼的輕量化設計。
  3. 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壽命的影響,從理論上分析了在最佳擠孔量下,鏈板疲勞壽命提高的因素,用有限元法計算了16a鏈板的最佳擠孔量,並與試驗結果進行了比較。
  4. 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壽命的研究方法;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;在已有微動疲勞壽命預測模型的基礎上,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壽命的預測,與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。
  5. Normal cells show a finite life span.

    正常細胞顯示有限的生命期。
  6. Land ' s permanence also means that it will normally be expected to outlast uses and improvements, which have a finite life

    土地的耐久性也意謂它通常將被期望較使用和改良經久,這有一個有限的生命。
  7. 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,計算轉子溫度場、應力場,得到最危險截面,然後對危險截面進行在線監測,計算實際運行中的疲勞壽命損耗和蠕變壽命損耗,為安全經濟運行提供有效監控手段。
  8. In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method

    本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣,進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗,並利用有限元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析,來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命,最後利用最小二乘回歸方法,得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。
  9. Design for finite life

    有限壽命設計
  10. This paper analyses the engineering feasibility of using the static fem in the fatigue strength design of the shipunloaders structure through discussing the difference of infinite fatigue life design and finite fatigue life design and puts forward the calculating work cycle of this structure after considering the shipunloaders work process. it is useful for crane design - engineer to introduce the general fatigue strength design processes of the shipunloaders

    分析了有限壽命疲勞設計和無限疲勞壽命設計的異同,研究了用靜力學的有限元法進行結構的疲勞強度設計的技術可行性問題;並結合裝卸橋的工作過程,提出了相應的計算工作循環;介紹了裝卸橋疲勞設計的一般步驟
  11. In this paper, research on predicting service life of reinforced concrete component exposed to chloride environment was made : firstly, a finite difference model is developed for predicting the process of chloride penetrating into concrete

    本文對氯離子侵蝕環境下鋼筋混凝土結構耐久壽命預測進行研究,完成以下一些工作:首先,綜合考慮多種因素影響,建立有限差分計算模型。
  12. Of course, home is annual public school student studying abroad is quite finite, it is to study abroad at one ' s own expenses mostly, nevertheless, more chinese student union choose to apply for the fellowship of foreign university first, go reading again this kind of means, especially american university, fellowship is enough of the life of a student and study with, still can send one part to go back to the motherland

    當然,國內每年公派留學生是相當有限的,大多是自費留學,不過,更多的中國學生會選擇先申請國外大學的獎學金,再去讀書這種方式,尤其是美國大學,獎學金足夠一個學生的生活和學習之用,還可以寄一部分回國。
  13. This paper studied two - dimension model of rotor and cylinder and builded the finite element model. generally take the rotor and the cylinder as control objects , definite their boundary conditions , solute their temperature fields , and then analyst their bear expansions and distortions as well as thermal stress distribute , to control the courses , and keep the unit the most optimum operating condition. and put the theories into practice developed by c + + program, used as the important part of the online monitoring and management system of life of the steam turbine

    本文對汽輪機轉子和汽缸的二維模型的進行分析,建立有限元模型;將汽輪機轉子和汽缸作為控制對象,確定其邊界條件,求解其溫度場,分析其熱膨脹、熱變形以及熱應力分佈;採用c + +語言編制汽輪機高壓缸、中壓缸以及缸體的溫度場實時在線監測程序,作為汽輪機壽命在線監測與管理系統的核心部分,用以指導汽輪機的啟停及運行過程,使機組可以安全的、經濟的運行。
  14. On the basis of finite element numerical simulation technology and s - n curve data base of welded joint, the course of fatigue test of physical prototype was simulated with computer and the fatigue life of welded structure was predicted, so as to let the development of anti - fatigue design becoming possible in the designing stage of product

    基於有限元數值模擬技術及焊接接頭s - n曲線數據庫,在計算機中模擬物理樣機的疲勞試驗過程,預測焊接結構的疲勞壽命,使產品在設計階段開展抗疲勞設計成為可能。
  15. A person, should have the courage : to use the finite of life, challenge their endless possibilities

    一個人要敢於用生命的有限性挑戰自我的無限可能性。
  16. Fatigue life prediction based on finite element and multibody dynamics co - simulation

    基於有限元和多體動力學聯合模擬的疲勞壽命預測
  17. Finally, in response to the cavities beneath road slabs, 3d finite element analyses of pavment structures were conducted, the impacts on bearing capacity and life of pavements caused by cavities were analyzed, the reasons of early distresses were revealed ; also, in the aspects of pavement materials and structures, the measures and methods to prevent cavities were explored

    最後,針對混凝土路面板板底脫空現象,對路面結構建立三維有限元模型,通過大量的有限元計算,分析了板底脫空對路面板承載力及使用壽命的影響,揭示了路面發生早期損壞的根本原因,並從路面材料和結構設計方面探討了防止路面板脫空的措施和方法。
  18. 1 land is regarded as a permanent asset, but improvements upon or to the land have a finite life

    把土地視為一個永遠的財產,但在土地上的改良還是對土地有有限的生。
  19. Some scholars conclude that a government with finite resources should simply stop paying for medical care that sustains life beyond a certain age ? say 83 or so

    有些學者總結說,如果政府資金有限,它應該停止支付延緩某一個年齡以上人群壽命的醫療費用? ?比如83歲左右。
  20. Based on the off - line finite element analysis of turbine rotors, the rotor stress monitor and life management system is built up and on - line application software developed

    本文通過對汽輪機轉子進行離線的有限元分析,建立了轉子應力監測與壽命管理系統,研製開發了在線運行軟體。
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