composite life 中文意思是什麼

composite life 解釋
平均年齡
  • composite : adj 1 併合的,復合的,混成的,合成的,集成的。2 【建築】混合式的;【造船】鐵骨木殼的。3 【植物;...
  • 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. Arc sprayed aluminium composite coating can increase the service life of reaction caldron up to the design life

    採用電弧噴塗鋁復合塗層來解決反應釜的腐蝕問題,可使其達到或超過設計壽命。
  2. The composite roll of high speed steel has the synthetical life of over ten times more than traditional high cr cast iron roll. now the research and production of the high speed steel for roll are very drastic. in this thesis, the microstructure, heat treatment and performance of high speed steel fe - 2 % c - 4 % v - 4 % mo - 5 % cr - x % w ( wt ) are studied systematically by using metallograph, method of lattice, xrd, sem, eds and hardness

    本文利用金相法(包括黑白金相和彩色金相) 、 x射線衍射( xrd ) 、掃描電子顯微鏡( sem ) 、能譜( eds )及洛氏硬度分析儀等手段,對復合軋輥用高速鋼fe - 2 c - 4 v - 4 mo - 5 cr - x w (其它部分如未作特殊註明均為質量分數)合金系的顯微組織、熱處理工藝及性能進行了系統地分析。
  3. Bonded composite repair technology has been proven to be very successful and practical in repairing the cracked metallic components of aircraft structures and extending the service life of aging aircrafts

    摘要在修補含裂紋損傷的飛機金屬結構和老齡化飛機延壽方面,復合材料膠接修補飛機金屬結構是一門實用有效的技術。
  4. Chart s vertical storage bulk tanks can be used in liquid nitrogen, oxygen or argon service and are available in sizes from 525 to 15, 000 gallons 1, 987 to 56, 781 liters. designed in accordance with asme code, the vs series features a composite insulation system for high thermal performance, extended hold times, low life - cycle costs and light weight to reduce operational and installation costs

    查特vs - gb立式貯罐系列採用查特獨有的真空絕熱技術,提高您的競爭優勢:卓越的絕熱性能,超長的保持時間,最低的生命周期成本,以及較輕的罐體重量減少您運輸和安裝成本。
  5. A composite elbow was used in a mining plant for about fifty thousands hours. the general service life of common steel elbow is about 700 hours

    陶瓷復合鋼管彎頭在選礦廠使用了5萬小時,一般厚壁普通鋼管彎頭使用壽命為700小時左右。
  6. The composite grips extend bearing life, while working with the innovative two - stage dampening to give the n9 incredible flight characteristics

    綜合槍柄軸承延長壽命,同時與創意兩階段調高給n9不可思議的飛行特性
  7. 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

    試驗結果表明: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;碳纖維表面含有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;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表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,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  8. There were three reasons : ( a ) the cronbach ' s alpha coefficient for raters on the 5 criteria ranged from 0. 83 to 0. 91, which indicated that all the raters shared approximately the consistent rating procedure ; ( b ) in the multivariate generalizability theory ( mgt ), the paradigm got the composite generalizability coefficient of 0. 784, which showed the whole measure of wisdom, relative to each of the 5 criteria, was reliable ; ( c ) the pearson ' s correlation coefficients between the 5 wisdom - related criteria and the 3 positive indicators of psychological well - being ( pwb ) were mostly significant, which indicated that the conception of wisdom did test the knowledge and skills about the real life just like the pwb

    為考察柏林智慧範式的測量信度,研究分別使用經典測量理論和概化理論計算信度指標,結果得到:克朗巴赫系數在0 . 83 - 0 . 91之間,說明智慧的五個特徵維度的評分者一致性都較高;多元概化理論的d研究得出的復合g系數為0 . 784 ,說明智慧測量的整體信度也較高。對于智慧測量的效度,研究選擇具備良好信、效度的心理健康狀況量表(中國修訂版)中的三個指標? ?幸福感、願望與實際所得的符合程度、以及自尊感,作為同時效標。
  9. 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-壽命預測曲?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,計算結果與實驗結果吻合較好。
  10. Effect on the characteristics of fatigue life of composite soils and dynamic modulus were discussed. the deformation behavior of stabilized soil on static and dynamic loading were compared. the characteristics of frequency spectrum of composite soils were analyzed in the thesis

    對水泥?水玻璃加固土進行循環荷載下的疲勞試驗研究,分析水泥?水玻璃加固土的疲勞壽命及其影響因素,以及固結土的動模量特徵,並對水泥土在動、靜荷載作用下的變形特徵進行比較,分析對比不同振幅與頻率的動荷載作用下的水泥加固土的應變響應及其頻譜特性。
  11. It is the intention of the faculty to use this composite index to measure and keep track of hong kong quality of life in the 21st century, and provide policy makers and the community with a useful reference tool. it also aims to advocate the quality of life in hong kong and draw public attention to this issue

    該學院希望透過此項全面及持續編制的社會指標,協助量度及監察廿一世紀香港人生活質素之轉變,並為政策制訂者及社會大眾提供有用的參考,更藉此倡議提高香港人生活質素,並引起各界的關注。
  12. Starting from the year of 2003, the index will be released annually at year - end. with the index as a composite indicator, it is the intention of the faculty to measure and keep track of hong kong quality of life in the 21st century, and provide policy makers and the community with a useful reference

    該學院希望透過此項全面及持續的社會指標,協助量度及監察廿一世紀香港人生活質素之轉變,並為政策制訂者及社會大眾提供有用的參考數據,藉以改善港人生活質素,並提醒各界對生活質素的關注。
  13. It is the intention of the faculty to use this composite index to measure and keep track of the hong kong quality of life in the 21st century, and to provide policy makers and the community with a useful reference tool. it also aims to advocate the quality of life in hong kong and draw public attention to this issue

    ,希望透過此項全面及持續編制的社會指標,協助量度及監察廿一世紀香港人生活質素之轉變,並為政策制訂者及社會大眾提供有用的參考,更藉此倡議提高香港人生活質素,引起各界的關注。
  14. Study on binary resin adhesive and storage life for composite material

    復合材料用雙組份樹脂膠及其貯存期的試驗與分析
  15. 0 - 3 pzt / pvdf piezoelectric composite is a kind of piezoelectric material, which integrates with merits of pzt and pvdf respectively and counteracts deficiencies of them. so, it is used widely in every fields of modem social life

    0 ? 3型pzt / pvdf壓電復合材料是一種綜合了鋯鈦酸鉛( pzt )和聚偏二氟乙烯( pvdf )的自身優點,彌補它們自身缺陷的一類壓電材料,因而廣泛地應用於現代社會生活中。
  16. A series of static and fatigue experiments which include lots of specimens are performed on bolted composite laminates that include different sizes, different lay orientations and different torques. dye - enhanced x - radiography is used to check the progressive damage process as evaluation techniques, which can be made nondestructively. finally, the ultimate strength and fatigue life of composite bolted joints in static tension and

    層合板接頭的試驗研究考慮了多種幾何尺寸、多種鋪層及不同擰緊力矩對其靜強度及疲勞性能的影響,同時使用滲透劑增強的x射線圖象技術對靜載和疲勞損傷擴展及累積過程進行了無損檢測,並對其進行了分析探討。
  17. The damage parameter versus fatigue life figures, which were plotted based on the stress - strain analysis and test results, could be used to predict the fatigue lives of the composite with different winding angles

    根據雙軸載荷條件下管狀試樣的應力-應變分析及雙軸疲勞實驗結果,繪制出了基於臨界平面的多軸損傷參量與疲勞壽命關系圖,可對不同纏繞角的復合材料疲勞壽命進行預測。
  18. The experimental study on the thermal aging combustion property of the composite modified double base propellant and its life - time calculation

    改性雙基推進劑熱老化燃燒性能試驗研究與壽命預估
  19. Bonded composite repair has been recognized as an efficient and economical method to extend the service life of damaged aircraft metallic structures

    損傷金屬飛機結構的復合材料補片膠接修理技術是一項經濟而有效的結構延壽方法。
  20. In this research, fatigue life of laminate composite is predicted phenomenologically, dealing mainly with in - plane stresses without accounting for out - of - plane failures such as delamination. fatigue modulus is used as a physical parameter which helps to describe the basic fatigue behaviour of unidirectional laminates and obtain expressions for cumulative damages defined by strains. based on some typical fatigue test data for unidirectional composite laminates, a cumulative fatigue damage model is presented for predicting the fatigue life of multidirectional laminates with arbitrary stacking sequence under complicated fatigue loadings

    本文以碳纖維/樹脂基t300 / qy8911層壓結構為研究對象,從唯象的觀點出發,以疲勞模量為參量構造損傷函數,基於幾組最典型的單向板疲勞試驗數據,建立單向板在多軸循環應力作用下的疲勞壽命模型,並以此為基礎,發展同種材料體系的任意鋪層形式的多向層壓板在復雜循環載荷作用下的疲勞壽命預測方法。
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