friction crack 中文意思是什麼
friction crack
解釋
摩擦裂隙-
The slope stability question is influenced by many kinds of inherent factors, for instance geological structure, intensity of rock body, development state of joint and crack, cohesive force ( c ) of the rock, interior angle of friction ( f ), groundwater, etc., these objective factors reflect generally their sizes with some quantitative parameter indexes in the past
邊坡穩定問題受多種內在因素影響，如地質構造、巖體強度、節理裂隙發育狀況、巖石的內聚力（ c ） 、內摩擦角（ ） 、地下水等，這些客觀因素過去一般用某些定量參數指標來反映其大小。 -
The nano diamond particle improve friction surface lubricate condition, mainly by the nano particle repair and inlay effection nanometer particle deposition in the friction contact region, fills the friction damage spot promptly, has the repair function, simultaneously prevents the crack from further development, achieves the goal of prolong fatigue life
納米金剛石微粒通過微粒修復作用和鑲嵌作用，改善摩擦表面的潤滑狀態。在摩擦過程中，納米微粒沉積在摩擦接觸區域，填補摩擦損傷部位，起到修復作用，同時阻止裂紋的進一步發展，延長了陶瓷球疲勞壽命。 -
The retaining wall reclining on the slight slope built on soft foundation is usually used in protecting the shore of river, the contradiction between the lack of impartiality in stress of the base and the small stress allowed by the foundation as well as the lack of stabilization of the breast wall is a hard nut to crack in the engineering. in the paper, a tenon - base is added under the base of the retaining wall, on the study of the choice of the parameters and formulas used in calculation and the research of theory used in calculation, method used to deal with the load, etc, the writer gives a way to crack the nut mentioned above paragraphs and presents a qualitative and quantitative analysis about them, such as the equivalent inner friction - angle ( d ) and the passive press of the clay ( ep ), etc. in the end of the paper, using modern optimization method, a design of the retaining wall reclining on the slight slope built on soft foundation is done, the result is economical, and accords with the fact
軟基上的仰斜式擋土墻在水利工程河道護岸中經常遇到，仰斜式擋土墻基底偏心應力較大和軟基土地基容許承載力偏小的矛盾以及擋土墻抗滑穩定不足是工程中難以解決的難題。本文在對仰斜式擋土墻設計中有關計算參數的選擇、公式的選用應該注意的問題進行了研究，對河道護岸軟基礎上的仰斜式擋土墻採用凸榫基礎處理的方法，就其計算理論、設計驗算中各荷載的具體處理方法進行了較為細致的研究，提出了解決軟基礎上的水工仰斜式擋土墻難以解決的難題的方法，並對有水情況下粘土等效內摩擦角_ d 、凸榫被動土壓力e _ p等在計算中的取值提出了定性和定量的分析。最後利用現代優化方法對軟基礎上的水工仰斜式擋土墻進行了結構優化設計，得出了符合實際的結果，與其它重力式擋土墻形式進行比較，取得了明顯的經濟效益。 -
In this thesis, analysis of whole performance and interior mechanism of plain soil slope and soil nailing wall with flag finite difference program has been carried out. at the same time, the impacts on the internal force distribution of soil nailing and the deformation of soil nailing wall of many factors, including the connection between face shield and soil nailing, the friction decline between soil nailing and soil, the shear force & bending moment resistance of soil nailing, the cement crack in soil nailing, face shield, excavation, the obliquity of slope, and so on are studied in this thesis
本文通過flac有限差分程序，分析了素土基坑和土釘墻體的整體性能和內在機理，研究了土釘和面層的連接變化、土釘表面性能的下降、土釘的橫向抗剪抗彎作用、土釘漿體的開裂、面層的有無、基坑的開挖過程、基坑放坡角度等因素對土釘內力分佈和土釘墻變形的影響。 -
A open - close mathematic model is introduced into calculation of torsional vibration. results show : kurtosisness and high harmonic will increase when crankshaft have crack. 5. cylinder score is also diagnosed by torsional vibration in this paper, when cylinder score occurring, the friction of piston will decrease the action of air pressure
本文借鑒了裂紋轉子剛度的開閉模型，首次對含有變剛度單元的柴油機動力裝置進行了扭振計算，結果表明柴油機曲軸有裂紋后，扭振的角位移和附加振動力矩的高諧次分量會增加，峭度值增加。 -
In the paper, through the example of the waiting hall of xt an international airport, several main questions meet in the design have been discussed, analyzed and solved, which include in negative friction force around pile in collapsible loess, the calculating method of bearing capacity of pile. the crack control methods of analysis and design in the super - length reinforced structure have been tested in the project, and reached the effect to be hoped
本文通過西安咸陽國際機場新航站樓工程設計的具體實例，分析、論述了建築結構在設計中遇到並解決的幾個主要問題：如自重濕陷性黃土場地樁基負摩阻力問題；淺層土雖經強夯但下層土仍有可能產生負摩阻力時樁的承載力計算方法；對鋼筋混凝土結構的裂縫控制實現超長設計的分析和設計對策，經過工程驗證，達到了預期的效果。 -
According to the meso - scale structural characteristics of composite solid propellants ( csp ), the damage modes in csp induced by mechanical impacts, and the conclusions of former research, crack friction is considered to be the key factor for csp hot - spots
本文根據固體推進劑細觀結構特徵及撞擊載荷作用下的損傷破壞模式，結合相關理論分析結果，將裂紋摩擦作為推進劑熱點形成的關鍵因素。 -
The results indicate that the mechanisms to improve the toughness of the multipiayer composite include the crack deflection along the metal interfaces, the crack divarication and passivation, the ductile - phase bridging, stretched, sliding friction, pull - out and interface delamination
對其增韌機制分析表明， tz - 3y20a mo疊層材料主要包括裂紋偏轉、裂紋并行擴展、裂紋分叉鈍化以及橋接、滑動摩擦、拔出、小塊脫落等增韌機制。 -
In the model, many processes or phenomena such as crack friction and growth, heat conduction, phase transformation of oxidant particulates, heat generation by viscous liquid layer, chemical reactions of gases in cracks, heat and mass exchange between phases of gas and solid, are described
模型描述了裂紋滑移擴展、熱傳導、含能顆粒相變、液化層粘性加熱、裂紋內氣相反應、氣相固相質量能量交換及與裂紋擴展耦合等過程。 -
The less the lattice friction is, the longer time the dislocated emission keeps. the size of dfz and the morphology of pile - up dislocations would change during the crack propagation. the length of dfz increased as applied stress increased
在保持恆位移過程中，裂尖位錯發射與運動還會持續進行一段時間，位錯運動的點陣阻力越小，位錯發射與運動持續的時間越長。 -
Thirdly, taking into account thermal stress, friction between surface and base and friction between base and soil, a mechanical model representing the pavement including induced crack is founded
第三，在充分考慮到溫度應力以及面層與基層、基層與土基之間的摩擦等因素后，建立了基層含預切縫路面的受力模型。 -
Because short fibers have higher tensile resistance and ordinary concrete has higher compressive strength in the process of loading, every technical property of fiber reinforced concrete is improved greatly. accordingly steel fiber reinforced concrete has better stressing properties such as crack resistance, bending resistance, anti - fatigue, anti - friction and high toughness. so it has brilliant future in highway surface, road surface of aerodrome and architectural construction
在受力過程中，短鋼纖維發揮其抗拉強度高，而混凝土發揮其抗壓強度高的各自優勢，從而使其具有優良的抗裂、抗彎、耐疲勞、耐磨耗、韌性高等力學性能，在公路路面、機場道面及建築結構的應用上有著廣闊的前景。 -
Accordingly fiber - reinforced concrete has better stressing properties such as crack resistance, bending resistance, anti - fatigue, anti - friction and high toughness. so it has brilliant future in highway surface, road surface of aerodrome and architectural construction. at first the application and theory of fiber - reinforced concrete at home and at abroad is analyzed in this paper
在受力過程中，短鋼纖維發揮其抗拉強度高，而混凝土發揮其抗壓強度高的各自優勢，從而使其具有優良的抗裂、抗彎、耐疲勞、耐磨耗、韌性高等力學性能，在公路路面、機場道面及建築結構的應用上有著廣闊的前景。
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