疲勞速率 的英文怎麼說

中文拼音 [láo]
疲勞速率 英文
fatigue rate
  • : 形容詞(疲乏; 勞累) tired; weary; exhausted
  • : Ⅰ動詞1 (勞動) work; labour 2 (煩勞) put sb to the trouble of; trouble sb with sth : 勞您費心...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 疲勞 : 1. (疲乏勞累) tired; fatigued; weary; become fagged 2. (機能或反應能力減弱) fatigue; strain 3. [物理學] fatigue
  • 速率 : speed; rate; tempo
  1. Function : to accelerate blood circulation and metabolic rate. in turn, this helps cure problems with tendons, bones, arthrosis, as well as relax the body, mind and improve health conditions

    功能:加血液循環及新陳代謝,對于筋骨關節類毛病有改善作用,亦有助於舒緩及增強體質。
  2. The zhifu island sea cucumber capsule has the obvious enhancement immunity, the alleviation physical strength weary health care cunction, regarding the enhancement organism immunity, enhances the human body to prevent disease the disease - resistant ability, strengthens the human body anti - fatigue capability, restores the physical strength and the energy fast, has the remarkable effect ; has the concentration, the security, the conveniences, the absorption rate high characteristic, the nutrtious health care function compares the trepang to go beyond, is the new generation of high - quality sea health foods

    芝罘島海參膠囊具有明顯的增強免疫力、緩解體力的保健功能,對于增強肌體免疫力,提高人體的防病抗病能力,增強人體抗能力,快恢復體力和精力,具有顯著功效;具有濃縮性、安全性、方便性、吸收高的特點,滋補保健功能較海參有過之而無不及,是新一代的高級海洋保健食品。
  3. A new expression of fatigue crack propagation velocity

    一種帶可靠性的裂紋擴展表達式
  4. Furthermore, the supposition of galvanic couple is drawn into the procedure of corrosion fatigue crack growth of aluminum alloys, the relation of couple current vs loading time is determined with electrochemical methods. a formula in the theory is deduced which expresses the stress corrosion crack growth rate of lc4cs aluminum alloy, the results of mathematical modeling preferably correspond with examination

    再將「耦合作用」的猜想,引入鋁合金的腐蝕裂紋擴展過程中,用電化學的方法測定耦合電流與加載時間的關系,並從理論上導出lc4cs鋁合金應力腐蝕裂紋擴展的數學表達式,數學模擬的結果與實驗值具有較好的一致性。
  5. Approximate calculation of crack propagation rate of metal corrosion fatigue

    金屬腐蝕裂紋擴展的近似計算
  6. The formation of 3. 5 % nacl solution is almost similar to that of 3. 5 % nacl thin electrolyte layer, just the mass transfer rate of the oxygen in the layer is more quicker than in the solution ? the test shows that the crack growth rate of wet - corrosion fatigue of lc4cs aluminum alloy in the layer is quicker than in the solution, and also shows that morphology of fatigue fracture in the layer is evidently distinguished from in the solution

    3 . 5 nacl溶液和3 . 5 nacl薄液層的化學組成幾乎完全相同,只是薄液層中氧的傳質較快。實驗結果顯示了在薄液層中, lc4cs鋁合金的濕腐蝕裂紋擴展,大於在3 . 5 nacl溶液中的。實驗還發現其斷口的形貌,也與3 . 5 nacl溶液中的有明顯區別。
  7. These spectral changes are generally attributed to a progressive decrease in muscle fiber conduction velocity with the accumulation of h + in muscle in the development of muscle fatigue. however, there are a few other experimental studies revealed it was not all

    長期以來,人們傾向認為在肌肉過程中semg信號功譜左移可能與h ~ +積累誘發肌纖維動作電位傳導度下降有關,但有研究提示此結論並不可靠。
  8. A new test method to achieve the dynamical rock failure with medium strain rate by low - cycle - index fatigue loading

    用低周加載實現中等應變下巖石動態破壞的新方法
  9. And the essential reason of influence of different frequencies on rock life was different rate of loading

    幅值和波形影響的實質是能量耗散的不同,而頻影響壽命的實質在於加載的不同。
  10. Studies on the fatigue crack propagation rate ( fcpr ) indicate that load ratio ( r ) has a great effect on the fcpr : the greater load ratio is, the higher the fcpr becomes, and the lower kth shows. compared with load ratio, the thickness of the specimen has a lower effect on the fcpr

    對鎂合金的裂紋擴展特性的研究表明:載荷比r對鎂合金az91 , am50裂紋擴展行為具有很大的影響。 r值越大,裂紋擴展越高,門檻值k _ ( th )越小;試樣厚度t對鎂合金az91 、 am50穩態裂紋擴展的影響沒有r值那麼明顯。
  11. There is a slight drop of the fcpr when the specimen s thickness increases. however, the thickness of the specimen exerts a great influence on kth and fatigue life ( n ) : the thicker specimen is, the higher fatigue life ( n ) becomes, and the greater kth shows. under control of the same conditions, the fcpr of am50 is not so high as that of az91. there are some correlations between load ratio ( r ) and the fatigue surface : when load ratio becomes great, small flat surfaces increase while dimples decrease

    試樣厚度增大,穩態裂紋擴展略有減小。但是,試樣厚度影響試樣的壽命和門檻值:試樣越厚,壽命越長,門檻值越大;在試樣尺寸和加載條件相同的情況下, am50的裂紋擴展較az91小,壽命則比az91長。載荷比r影響試樣的斷口形貌:載荷比r越大,對應相同k值出的斷口小平面越多,韌窩越少。
  12. The fining grains of al - l % si could accelerate the fatigue crack propagation from the near threshold zone to paris zone

    隨著裂紋擴展從近門檻值區向paris區過渡,細小的a ( a1 )晶粒會加裂紋的擴展。
  13. Secondly, the influences of the random parameters on fatigue propagation are discussed in the fatigue propagation paris formula

    其次,論述了裂紋擴展公式中各隨機參數對擴展的影響。
  14. The fatigue accumulation damage of the component has something to do with its model, different model causes different damage speed on the component which will show different magnetic memory characters. the paper build the mathematics model of wave shape of orders con - wave and accumulation damage distribution on several boundary conditions, combining theory deducing, simulation analysis and experiment validation, deducing the relation among fatigue accumulation damage degree, damage speed and magnetic memory characteristic parameters

    振動構件累積損傷與振型有關,不同振型引起的損傷不同,具有不同的磁記憶特徵。本文將理論推導、模擬分析和實驗驗證相結合,建立多種邊界條件下的各階諧波波形與累積損傷分佈的數學模型,推導累積損傷度、損傷與磁記憶特徵參量的關系,並利用模擬試驗系統驗證和完善,實現利用磁記憶方法對這類累積損傷構件進行早期診斷的目的。
  15. However, the fatigue of structure is such a complicated phenomenon affected by many uncertainties that it is necessary to analyze the structural fatigue from the point of probability and statistics. probabilistic fracture mechanics is a branch of fracture mechanics, so the various parameters affecting the fatigue propagationg a re considered as randomized

    作為斷裂力學的一個新的分支,概斷裂力學從概和統計的角度對結構進行可靠性分析,充分考慮了破壞過程中出現的不確定因素,將影響裂紋擴展的各參數看作是服從某一種概分佈的隨機變量。
  16. In spite of that, the cracks propagate stably in specimens for all types of tests. thus the paris formula can be used to describe the fatigue crack propagation, and the values of fatigue fracture parameters in the paris formula are regressed by using the results of fatigue damage and stress intensity factors computation

    盡管如此,不論對哪種試驗,其試件裂縫擴展主要表現為穩定擴展,可以運用paris公式描述裂紋擴展階段,並利用損傷數值模擬計算結果和裂縫擴展過程中的應力強度因子回歸了裂縫擴展公式中的斷裂參數。
  17. In the existing literature, the material coefficients are simply considered as constants. yet the material coefficients c and n in paris formula are randomized in this study. using the least square method, the statistical correlation between c and n is obtained through the numerical value collocation

    將以往文獻中通常看作是確定性的材料系數隨機化,通過對大量數據進行數理統計的分析,將裂紋擴展paris公式中材料系數c和n視為隨機變量,採用最小二乘法對c和n進行數值擬合,從而得到二者的統計相關性表達式。
  18. The opening stress and the life of crack growth is calculated and compared with the test results and the experience formula. the feasibility of the newman theory of opening stress used in the high strength steel is validated. then through the slice synthesis method, the three dimension surface crack of the weld joint of cone - cylinder is decomposed into many plane through cracks

    本文將基於裂紋閉合現象建立的帶狀屈服模型,用在平面貫穿裂紋中,計算此時的裂紋張開應力和裂紋擴展壽命,與試驗結果和經驗公式比較,驗證newman裂紋張開應力理論在高強鋼中的可行性;然後,用切片合成法,把潛艇結構凸錐柱結合殼焊縫處的三維表面裂紋分解成平面貫穿裂紋,用帶狀屈服模型的理論來分析平面貫穿裂紋,得到裂紋沿深度方向的擴展,進而得到潛艇結構的壽命。
  19. Standard test method for fatigue crack growth rates of metallic materials

    金屬材料裂紋擴展試驗方法
  20. The fatigue crack propagating rates of the above aluminum alloys in paris zone had no remarkable differences. it was showed that fatigue crack propagating rates had little susceptivity to the microstructure of the above alloys in paris zone

    三種試驗合金在paris區的擴展沒有明顯的差別,表現出裂紋擴展在paris區時,裂紋擴展對微觀組織結構的不敏感性。
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