surface failure 中文意思是什麼

surface failure 解釋
表面失效
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  • failure : n 1 失敗 (opp success); 不及格。2 不足,缺乏;衰退;【醫學】衰竭。3 不履行,玩忽。4 破產,倒閉...
  1. From macroscopical to microcosmic, from qualitative to quantitative, from fracture surface analysis in fracture failure to fractography about mechanism, it stated position and function of fracture surface analysis in fracture failure analysis and introduced the contents, evidence, fundamental skills and methods of fracture surface analysis and emphasized the development of fractography and the research on fracture micromechanism

    摘要從宏觀到微觀、從定性到定量、從斷裂失效的斷口分析到機理研究的斷口學,闡述斷口分析在斷裂失效(事故)分析中的地位和作用,介紹斷口分析的內容及其依據、基本技能和方法,著重說明斷口學的發展和微觀斷裂機理的研究。
  2. Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing

    而在正常的工作條件下,造成電連接器電接觸失效,即決定電連接器工作壽命的主要原因是接觸壓力減小、微動磨損和表面膜層的生長,而影響接觸壓力、微動磨損和表面膜層變化的主要因素是環境振動和溫度。
  3. Failure mechanism of the driving clutch of a heavy loaded pedrail vehicle based on surface analysis and ferrography

    基於表面分析技術和鐵譜技術的某重載履帶車輛主離合器摩擦副失效機理研究
  4. On the basis of analyzing the working circumstance and prosperity of downhole drilling string of the surface dynamic rotating drilling vertical well, the force prosperity and failure forms of downhole drilling string are focused on. and further research has been done on the vibration damage of downhole drilling string as well as the construction and work prosperity of vibrating - proof hydraulic shocker absorber

    本文在對地面動力旋轉鉆井直井井下鉆柱的工作環境和特性加以分析的基礎上,著重對鉆柱在井下的受力特性以及損壞形式進行了分析,並對鉆柱在井下的振動危害以及用於防止振動的水力加壓減震器的結構、工作特性等一些規律進行了深入的探索和研究。
  5. This test is based on homogeneous soil in foundation, and divided into two phases. the first is to stimulate the construction flow to excavate the pit ; the second phase is destructive test. because the pit is stable in the first phase and the research is point to the geometry shape of the failure surface, moreover, limited to the test condition, the effective surface force is applied to the pit

    此次模擬試驗主要是針對簡單均質的基坑土層進行研究,試驗分為兩個階段,第一階段主要是以相似工況模擬基坑開挖,第二階段主要是破壞性試驗,即由於在第一階段基坑在開挖范圍內能夠自穩,為使基坑達到破壞狀態以研究滑面幾何形態,限於試驗條件,採用「等代面力」的方式施加超載。
  6. Overloaded trucks causes based layer to failure and promote in turn the nucleation, propagation and development of refraction cracks in surface layers

    同時超載車輛可能引起基層底面開裂並由此引起面層的反射裂縫。
  7. There are pitting erosion and fatigue effect on the working surface of the rolling hearing because of the chemical and physical reasons, which may cause the advanced failure in bearings

    針對軸承早期失效點腐蝕及疲勞,從材料本身的質量及軸承的工作條件,分析了軸承點腐蝕及疲勞失效發生及發展的原理。
  8. Too much embankment of filled soil will result the destroy of road surface or instability of high - stack soil ; soil pressure at the top of culvert is the key parameter of culvert structure design, more or less of the parameter will result in economic waste or failure of structure

    堤頂沉降過大,輕者破壞路面,重者路堤失穩,涵洞頂部土壓力是涵洞結構設計的控制指標,計算過大導致經濟浪費,過小導致涵洞開裂,影響其使用壽命。
  9. Gas permeability tester and mechanical folding device were developed to study the barrier property and deformation failure behaviors. the surface characterization, chemical structure, optical, mechanical properties of pet coated with dlc have been investigated by x - ray photoelectron spectroscopy ( xps ), contact angle measurement, light transmission analysis, nanoindentation and friction wear tests

    通過x射線光電子譜分析、接觸角測定、光學透過率分析、納米壓痕、摩擦磨損試驗、機械彎折試驗、氣體透過率試驗,對膜層的表面特徵,光學、力學及氣體阻隔性能進行了系統的研究。
  10. Measured results from in - site loading tests in tannin harbor and from in - door model tests were compared with predictions from the limit equilibrium methods. a method of estimating the bearing capacity for inhomogeneous medium was suggested to meet every case ; 4. according to the results from model tests, the elastoplastic fem were performed to study the procession of the change of the stress and strain in inhomogeneous medium and to simulate the procession of the forming of the failure surface during loading, and the failure mechanism was studied ; 5

    4 、結合模型試驗結果,確定出了符合非均質介質規律的彈塑性模式,在此基礎上分別運用二維、三維彈塑性有限元程序,模擬出了外荷載作用過程中非均質介質內部應力、變形以及破壞面的發展過程,分析得出了非均質介質地基的破壞機理; 5 、在港口工程地基設計當中,已經引入了可靠度理論計算分析基礎穩定性。
  11. Thirdly writer, using linear elastic theory and finite element program ( ansys ), analyzed expanding bolt pullout test. fifthly, writer using the modified mohr - coulomb failure theory, on the base of curving failure surface, derived a theoretical formula between pullout force and compressive strength. then the thesis compared the formula with the strength - detecting formula of expanding bolt pullout method

    本文採用ansys有限元程序對脹栓拔出法試驗過程進行彈性理論分析;以修正的摩爾-庫侖破壞準則,在擬合實際破壞面的基礎上推導出極限狀態下脹栓拔出法的混凝土拔出力與混凝土抗壓強度的理論公式,並把該公式與脹栓拔出法測強公式進行了比較。
  12. Since hale uav has a feature of high altitude and long endurance, the probability of control surface failures is increased highly. when it does happen, the failure would most likely result in fatal accidents

    由於它飛行高度高、續航時間長,使得執行任務期間飛行控制系統出現故障的概率大大增加,這類系統一旦發生事故就會造成巨大損失。
  13. The failure study of the wormwheel working surface

    冷軋工作輥輥面剝落的失效分析
  14. The result showed that the failure of the steel die was mainly attributed to the generation of a large amount of meshy cracks on chromium plating surface

    結果表明,鍍鉻層表面存在網狀裂紋是導致模具表面出現微裂縫的主要原因。
  15. This paper first present a study on the bond properties of furan resin concrete reinforced with gfrp bars, in which the pull - out test was adopted to investigate the bond performance between gfrp bars and furan resin concrete, compare the bond strength of gfrp bars of different surface disposal and validated the feasibility by test the gfrp bars reinforced furan resin concrete beam. then the paper provides a micro - mechanical model for the splitting failure analysis of gfrp reinforced concrete member and deducted the relation between splitting failure load and parameter of gfrp rod

    本文首先對gfrp筋加強呋喃樹脂混凝土及普通混凝土的界面粘結性能進行了實驗研究,對玻璃鋼筋表面採取了三種處理方法,用拔出試驗研究分析了gfrp筋和呋喃混凝土、普通水泥混凝土之間的粘結強度,比較了用不同方法進行表面處理的效果,確定了合適的表面處理方案,並通過對gfrp筋加強呋喃混凝土梁進行了彎曲試驗,進一步驗證了方案的可行性。
  16. The surface spalling and fatigue failure may occur after a long time of service, during wheel - rail rolling contact

    摘要鋼軌鋼的接觸疲勞一直為鐵路運輸部門和研究機構所重視。
  17. Third, it puts forward the logarithmic spiral failure surface bishop steep reinforced slope limit equilibrium stability analysis method. this method is used to calculate the engineering living example and compared with the calculations of the engineering living example and compared with the calculations of the swedish circle method and proved applicable

    第三,本文針對加筋陡坡潛在破裂面矢徑隨路堤深度而增加的特點,提出用對數螺旋線作滑動面的畢肖普法進行穩定分析,編制了穩定分析程序,並對工程實例進行了分析計算,將計算結果與瑞典圓弧法分析進行比較。
  18. Through the excel program, and combining the inside and outside environment of the excavation and stress field and displace field, the data of stress and displacement of points are analyzed in variable depth and load grade and terminal state. the spss software has been applied to the statistics of geometry parameter of failure surface, and the failure surface criterion is created by the linearity regression from d ( the longest horizontal distance between the failure surface and the side face of the slope ), ho ( the depth

    此外,應用spss軟體對試驗破壞滑弧的幾何參數進行統計分析,並對滑弧的最大水平深入距離d及d處至坑底的高度h _ 0結合各水理指標進行多元線性回歸,建立滑面的判據,並對此判據進行修正,且用實際工程對其進行評價,通過反算已知滑面的c 、值,表明邊界條件對破壞形式有極大的干擾作用,所直接看到的破壞類型土體不是發生整體滑移破壞,而是剝落式的潰屈破壞。
  19. In this thesis, the ann is designed to a failure sorter which is used to detect the failure of control surfaces in order to get the losing status of each control surface and improve the rapidity and precision of the control surface failure detection

    由於神經網路的非線性映射和并行計算能力,本文將神經網路作為一個故障分類器用於全局舵面的故障檢測,通過神經網路對故障信號的分類檢測舵面故障並得到舵面的損失情況,目的是提高檢測的速度和精度。
  20. In this thesis, the ann is designed to a failure sorter which is used to detect the failure of control surfaces in order to get the losing status of each control surface and improve the rapidity and precision of the control surface failure detection. here, it is a control law robust, learning kinds of faults peculiarity, adopting in - out data to training net. causing training, we can raise its precision and speed

    本文將神經網路作為一個控制器用於故障狀態下的控制律重構,通過神經網路學習各種故障狀態的非線性特性,同時實時採集系統運行時的輸入輸出值作為訓練數據進行訓練,以此來提高重構的速度和精度。
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