理論使用壽命 的英文怎麼說

中文拼音 [lǐlúnshǐyòngshòumìng]
理論使用壽命 英文
theoretical service life
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 論 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 使 : Ⅰ動詞1 （派遣; 支使） send; tell sb to do sth : 使人去打聽消息 send sb to make inquiries2 （用; ...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 理論 : theory
  1. In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen

    本論文主要包括以下五個方面的內容： （ 1 ）載體共價法制備氧敏感材料：通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理，通過氧測試實驗評價該氧敏感材料的氧敏感性和穩定性，同時研究了各種因素對該氧敏感材料性能的影響（ 2 ）載體共價?交聯法制備氧敏感材料：通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理，通過氧測試實驗和分光光度計評價該氧敏感材料的氧敏感性和穩定性，同時研究了各種因素對該氧敏感材料性能的影響（ 3 ）氧敏感材料在光纖氣態氧傳感器中的應用：該傳感器的響應時間為10s ，檢測下限為5ppm ，檢測精度為0 . 5 ，具有較好的重復性和穩定性，遲滯較小，使用壽命至少為1年，適合各種環境下氣態氧濃度的檢測。
  2. 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，計算了同一種機械設備的經濟壽命，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計算和分析，得到了合理的結論。
  3. Since the economic conditions are limited, the bearings with the excellent capability and heavy carrying capacity could be hardly chosen and used, and many bearings are demand to be serviced sustained, whose service life has reach or outreach the design life. the accidents are always taken place for some reasons such as very difficult maintenance, badly working conditions and eyeless using

    我國由於經濟條件的限制，不僅難以做到全面選用性能優良、承載能力高的低速重載滾動軸承，而且對多數已經達到或超過理論設計壽命的軸承仍要求能夠繼續服役，加之維修難度較大，工作環境惡劣，盲目使用易引發事故。
  4. Abstract : with the basic concept of damage mechanics and based on the fatigue damage equation of concrete materials, the multistage fatigue damage process of concrete materials is deeply and theoretically analyzed. accordingly the pathway of multistage fatigue damage with the characteristics of independence and continuance is provided, and the non - linearity multistage fatigue damage equation of concrete materials is inferred. the equation clearly reflects that the loading sequence has an effect on the fatigue accumulating life expectancy ; with the use of this equation the effect of overloading on the material life expectancy is analyzed

    文摘:利用損傷力學的基本概念，在砼材料疲勞損傷方程的基礎上，對砼材料的多級疲勞損傷過程進行了深入的理論分析，給出了具有獨立性和連續性的多級疲勞損傷路徑，推導出了砼材料的非線性多級疲勞損傷方程，方程明確的反映了加載次序對疲勞累積壽命的影響；利用此方程，筆者分析了超載對材料使用壽命的影響
  5. 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。
  6. During the operation of equipments in the modern industry, the interaction of fatigue - creep under complex condition is often the cause of the failure of equipments. for the other side, with the rapid development of science and technology, the study like this is booming, and the subject is becoming an integrated subject including macro - mechanics, metal microstructure and so on

    現代石化行業中的設備在操作過程中，疲勞破壞以及材料的蠕變交互作用影響著設備的使用壽命；隨著科學技術的飛速發展，疲勞-蠕變交互作用研究也已經成為宏觀力學理論與金屬微觀結構學等綜合為一體的新興學科。
  7. Theory analysis and experimental results show that the rate of the unqualified product can be decreased and the life time can be lengthened when the aging time, set scientifically

    理論分析與試驗數據都表明，科學設定老化時間，對降低服務器產品的出廠不良率，提高服務器產品的使用壽命都起著關鍵性作用。
  8. The primary study contents as follows : acquire the superhigh strength and excellent duration by adoption of the confecting technique of high performance concrete ; reduce the penetrability of color facing layer and extend the fixed number of serve years of color stamped facing layer to a great extent by the basis of the compound optimum principle of materials and the technique of surface managing and coating ; realize onetime quick construction and tridimensional modeling of facing and foundation by printing principle and mould and by using subtly the flowing - changing characteristic effacing layer

    主要研究內容有以下幾個方面：採用高性能混凝土配製技術獲得彩色飾面層的超高強度和優異的耐久性；根據材料復合優化原理，通過表面處理和罩面技術，降低彩色飾面層的滲透性，大幅度延長彩色印模飾面的使用壽命；借鑒印刷原理和模具造型並巧妙地利用飾面層的流變特性，實現飾面與基體的一次性快速施工和立體造型。論文的主要工作及研究成果包括以下幾個方面。
  9. For the theoretical research of catalytic converter, this paper has discussed and analyzed the emission reduction principle, muffler noise suppression mechanism, substrate ' s physical & chemical performance and the durability, and concluded the theoretical principles for the application of exhaust emission control converter. especially in the research of noise suppression mechanism, a new conception of " equivalent design " for catalytic converter and muffler was revealed, which provided the theoretical basis for the optimization of exhaust noise suppression and engine power loss for light - duty vehicle

    在排氣凈化器的理論研究方面，本文主要從排氣凈化器的凈化機理、消聲機理、載體的物化性能以及使用壽命等方面進行了討論和分析，得出了排氣凈化器應用的理論依據，特別是在消聲機理的研究方面，本文提出了一種全新的凈化器與消聲器的等效結構概念，為輕型汽車排氣凈化消聲系統在降噪和發動機功耗方面的優化設計提供了理論基礎。
  10. The efficient evaluation of the bridge inspection in construction techniques. inspection theories and methods, and strengthening the techniques can qurrante not only to make good use of the bridge, but to prolonging the duration of its usage. there fore, it is necessary to grasp the technology and to put it use

    橋梁評定及橋梁技術狀況檢查、檢測理論和方法，與橋梁養護維修、加固技術，能確保橋梁正常使用和延長橋梁使用壽命，在實踐中，掌握和使用該技術是十分必要的。
  11. The conclusions and the fit equations were got. 3 - d braiding composite ' s life span is predicted by extrapolating its creep behavior based on the combination of testing data and theory formula

    在實驗數據和理論公式相結合的基礎上，對三維編織復合材料蠕變行為進行外推，預測了三維編織復合材料的長期使用壽命。
  12. And the method proposed will permit one to design the foundation in terms of more reasonable method. as a result, the theoretic reference and application of actual engineering are presented to some degree

    從而為高層建築在設計、施工中應該注意的問題提供定量分析理論依據，延長高層建築的使用壽命，不僅給人們創造出更大更好的生活空間，而且會創造出更大的經濟效益。
  13. By means of practical experiences in sacrificial anode sets and through calculation, the top best combination of sacrificial anode sets is determined, which obtains a balance between the effective service life of sacrificial anode sets, coating and pipeline to be protected

    結合實際應用經驗，通過理論計算，比選出最佳組合，使犧牲陽極組的有效使用壽命與覆蓋層和被保護管道相匹配。
  14. With the development of bearing material and the fixing precision, the result of current calculation to the low speed and heavy load rolling bearings ’ surplus service life are more different to the actual productions

    另一方面隨著軸承材料性能和安裝精度的不斷提高，現行理論上對這種特種軸承剩餘使用壽命評估結果與實際使用年限相差甚遠，對實際生產的參考價值不大。
  15. The main results of this paper are as fellows f 1 ) illtroducing the ultrasonic technology to the rigid measurement, successful1y exploits the practical small intellectualized ultrasonic device of measuring rigidity by applying mechanical technology, electronic technology and computer science 2 ) reading clearcf displaying more various, applying more information, being easiest to accept by user because of adopting liquid crystal display ( lcd ) 3 ) theorizing the mathematical model between the signal of frequency and the rigid value on the device, possessing very importan practical significance 4 ) optimizing the every parts of the device, achieving the goals of lower wastage of energy, smaller, lighter and inexpensive 5 ) taking the measure to reduce the wastage of energy and adopting reasonable management in power supply for the device, making the device skimp more energy, prolonging the life - span of battery 6 ) utilizing the interface of rs - 232, discussing the communication between the ultrasonic device of measuring rigidity and computef, and also forecasting the foreground of advanced exploitation by user

    本文工作的主要成果是： 1 ）將超聲波技術引入零件表面硬度的檢測當中。應用機、電、計算機技術，研製成功較為實用的小型智能超聲波硬度檢測儀2 ）採用lcd （ liquidcrystaldisplay ）液晶顯示，使讀數更清晰、顯示多樣化、信息量多、易於為用戶接受3 ）在理論上建立了該系統的頻率信號與硬度值的數學模型，具有非常重要的實踐意義4 ）對各元器件進行優選，達到低能耗、體積小、重量輕、價格便宜等目的5 ）採取措施降低整個系統的能耗並對系統的供電進行了合理的管理，使其進一步達到低能耗，延長了電池的使用壽命。 6 ）利用rs - 232標準介面，討論了該超聲波智能硬度測量儀與系統機進行通訊以及用戶進行二次開發的前景
  16. On the studies of service life prediction, rc structural members in atmospheric environments and marine environments are discussed according to the existed service life prediction theory and different end criterion of service life

    在結構使用壽命預測的研究方面，作者根據不同的壽命終結標準和目前已有的結構壽命預測理論，對大氣環境和海洋環境中的鋼筋混凝土構件的使用壽命預測做了一些探討。
  17. 4. the dynamic reliability theory the structural reliability rating method and the structural residual service life prediction method mentioned above are applied to a simply supported beam bridge in this paper, and the corresponding calculation methods correlated to bridges are formulated

    四、本文將上述動態可靠度理論、可靠性評定和剩餘使用壽命預測的方法對簡支梁橋進行探索性應用，得出了橋梁相關方面的計算方法。
  18. Under some conditions, vortices are alternately shed from each side of the cylinder, which induces the fluctuating forces acting on the cylinder. it decreases the operating time of the equipment. for the purpose of the long - term reliability and the safety designing of the industrial component and the theory of gas - liquid two - phase vortex street, gas - liquid two - phase vortex street is simulated by commercial software phoenics for the first

    工業領域內存在著大量的氣液兩相繞流柱體的現象，一定工況下形成交替脫落的旋渦，誘發柱體受到脈動升力的作用，由此產生的疲勞損傷大大縮短了工業設備的使用壽命，為了促進氣液兩相渦街理論的發展和給工業設備的設計和安全運行提供充分的科學依據。
  19. In this article we will prove the feasibility of highway construction rock material production base in hubei province from three aspects : economy, technique and finance. then we will researche the management of rock material production base from two points of view : property right dividing and corporate governance. and we hope the production base may improve the capacity of pitch mixture and prolong the pitch pavement life by modern production technics, scientific composing design and high economic income and serve for the construction of high - grade highway in hubei province

    本文從經濟、技術和財務三方面論證了建立湖北省公路建設石材生產基地建設方案的可行性，並從產權界定和公司治理結構兩個角度對石材生產基地的運營做了進一步深入的研究，希望以精良的礦料制備、科學的組成設計和較高的經濟收益，來改善瀝青混合料的路用性能，延長瀝青路面的使用壽命，更好地服務于湖北省的高等級公路建設。
  20. It provides a theoretical proof for the choice of the welding joint sectional shape and dimension, and for increasing the length of life and stability of the weld structure, and for design and manufacture in the weld structure

    為合理地選擇焊接接頭截面形狀和尺寸，提高焊接結構的使用壽命和安全穩定性以及焊接結構的設計和製造提供了一定的理論依據。
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