高速力學 的英文怎麼說

中文拼音 [gāoxué]
高速力學 英文
high speed mechanics
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
  1. Study on dynamic characteristics of absorber

    列車油壓減振器動特性研究
  2. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中,利用全隱歐拉格式和全球熱層-電離層-中間層-電動環流耦合模式( time - gcm ) ,對重波的非線性傳播及其在傳播過程中對中層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬,結果表明,從對流層向上傳播的重波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化,大氣的非等溫結構加了重波在中層頂區的破碎,重波的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  3. Based on the principle of mechano - chemistry, the strong shock and crashing mechanical force produced by ls - 250 pulverizer can act to the surface of superfine carbon and white carbon particles during the process. the result of the experiment indicated that distortion and amorphism change occur to the surface crystal lattice of carbon particles, and the phenomena are prick up as the action time of mechano - chemical force

    依據機械化原理利用ls一250型流能粉碎機旋轉的動齒工作過程中產生的強烈沖擊、碰撞機械,使其作用於超細石墨及白碳黑顆粒表面,檢測表明,石墨粒子表面晶格發生畸變及無定形化,且隨著機械作用時間的延長而加劇。
  4. The category, design and guidelines of highway barriers were then described, and dynamics of occupant and injury biomechanics were also discussed. it was found that the most frequently injured body segments during a car - barrier crash are head and thorax, and their injury mechanisms were pointed out

    然後,文章對公路護欄的種類、設計方法和設計準則等方面進行了全面討論,同時論述了碰撞過程中乘員的生物響應,指出了在轎車-公路護欄碰撞中致使乘員受傷最為嚴重的部位和原因。
  5. As to the high speed of electric spindle system, the angle - contact bearings are usually applied to supporting the shafts. because the supporting stiffness of rolling bearing is non - linear, especially under the circumstances of high speed and ultrahigh speed, the internal working status is so complicated that it is not regarded as routine linear support and ordinary non - linear support. centrifugal effect of the rolling bearing increase the factors of influencing the supporting stiffness

    電主軸系統的轉,通常都採用角接觸球軸承作為支承,由於滾動軸承的支承剛度呈非線性形式,特別在和超情況下,滾動軸承內部的動狀態十分復雜,由於滾動體運動所產生的離心作用,使得影響其支承剛度的因素增多,不能作為常規的線性支承和普通的非線性支承處理。
  6. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較及耐水性能。
  7. Given the initial conditions including ( 1 ) number density distribution in space which has the similar form to the present day ones, ( 2 ) both the power law and gaussian mass functions for clusters, and ( 3 ) two different velocity distributions which one has a constant dispersion and the other is described by the eddington formula, the dynamical evolution of globular clusters in our milky way galaxy is investigated in detail by means of monte carlo simulations

    本文採用與觀測結果具有相同形式的球狀星團空間密度分佈函數,在給定兩種球狀星團系統的初始質量譜(冪律的和對數斯的)和兩種球狀星團系統的初始度分佈函數(愛丁頓度分佈函數和常數的度彌散度)條件下,我們採用montecarlo的方法對球狀星團系統的動演化進行討論。
  8. The solicitation, development and rupture of craze in exiguous hierarchy play a connective work in the course of polymer ' s damage and rupture. it is a bridge in distortion mechanism of macroscopical and microcosmic

    大部分聚物的性能依賴于溫度、持荷時間、加載率和環境等因素,其中,溫度和時間的依賴性尤為顯著。
  9. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象,通過大量的室內及現場試驗,從昔格達地層巖組的物理性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究,獲得了如下認識及進展:昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響,當泥巖含量小於一定值時,昔格達混合填料具有較的承載比值,能夠滿足公路對填料的最低強度要求;建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比( cbr )標準;對于昔格達填料而言,最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。
  10. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  11. Based on the mathematical model developed by the paper, the trim calculations are carried out in the conditions that the example aircraft converts from helicopter to airplane mode in level flight with zero longitudinal acceleration and angular rate

    本文依據所建立的樣例機縱向動模型,假定飛機在給定度平飛,縱向加度和角加度均為零,完成過渡模式下的動配平。
  12. Liger - belair splits his time between the science of thin films and interfaces and high - speed photography, the results of which have appeared in many exhibitions

    李傑?貝拉把他的心分別專注于薄膜與介面的科以及攝影上,他的作品曾出現在許多攝影展中。
  13. Manipulate mechanism with concentrative link lever has important significance to improve maneuverability of bulldozer currently. this thesis includes : designing manipulate mechanism with concentrative link lever and simply calculating force and displacement for operation, based on the referring existing manipulate mechanism of bulldozer ; using high - grade 3 - dimensional plotting software ug ( unigraphics ) to sculpt ; using adams ( automatic dynamic analysis of mechanical systems ) to establish virtual prototyping model and do kinematic simulation. the results verify the rationality of this mechanism and provide the basis for trial - manufacture of physical prototyping and betterment design

    本文做的主要工作是:參考推土機原有的變轉向操縱機構,設計了集中連桿操縱機構並進行操縱和操縱行程的簡單計算;使用檔三維造型軟體ug (全稱unigraphics )進行推土機集中連桿操縱機構的造型設計;應用機械繫統運動/動模擬分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對所設計的機構建立虛擬樣機,並進行運動模擬分析,驗證了機構設計的合理性,為物理樣機的試制和改進設計提供了依據。
  14. It is in the realm of highspeed motion that the relativistic kinetic energy diverges completely from the newtonian formula.

    正是在運動領域,相對論動能完全偏離了牛頓的公式。
  15. In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )

    本文以旋轉機械為主要研究對象,系統、深入地研究了非線性動系統的數值計算方法、具有非線性剛度的轉子系統在非穩態非線性油膜作用下的徑向碰摩動行為、轉子彎扭擺耦合振動的動分析、小波和分形理論及人工神經網路在故障診斷中的應用問題。
  16. On the basis of the concept and analysis method of slope geological structure, four typical slope geological structures are selected by some investigations on more than one hundred high rock slopes in the motorway project. these structures are thick sandstone stratum, stratum including weak coal, stratum made of red or brown plastic clay and soft rock mass and stratum made of remnants rock mass. the practical slope geological structures are compact basis of geological mechanical model for the analysis of relaxation zone in high rock slope projects

    在介紹了坡體結構概念並提出建立坡體結構方法的基礎上,根據對京珠公路粵境北段路塹邊坡工程中百余處巖石邊坡的調查總結,選擇了其中較為具有代表意義的厚層砂巖、煤系地層、紅土地層及殘坡積層路塹邊坡共4類巖石邊坡作為研究對象,為對巖石邊坡開挖鬆弛區的分析打下了堅實的實際地質模型基礎。
  17. At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation

    同時,在此基礎上,利用su ( 2 )代數動方程研究了加器中帶自旋離子的極化對磁場的含時無規擾動的穩定性問題,發現:低度極化的系統對磁場無規擾動十分敏感,而度極化的系統對磁場無規擾動十分穩定;自旋守恆導致自旋的縱向分量的無規漲落和橫向分量的無規漲落存在著互補性。
  18. This dissertation presents a kind of control system based on dsp. the system can sample and process nine sets of analog

    充分利用了dsp的運算能和豐富的硬體和軟體資源,建立了以dsp為核心的控制系統。
  19. In actual engineering applications, its wear resistance reduces due to the high temperature resulted from the continuous and heavy load service, which cannot fit the demand of engineering applications. based on the recent research throughout the world, in order to improve mechanical properties and wear resistance at high temperature of za27 alloy, si and mn are added to modify its microstructure. its microstructure and mechanical properties are tested and the sliding friction at ambient temperature and sliding friction at high temperature of znalsi and znaimn are studied

    本文研究了za系合金中應用最廣泛的za27合金,針對企業在工業應用過程中發現za27在中低重載連續工作時,因溫升造成耐磨性下降,難以滿足工況要求的實際情況,為進一步提性能和溫耐磨性,結合國內外研究現狀,在za27合金基礎上,添加si 、 mn合金元素調整合金的組織,通過顯微組織分析和常溫機械性能測試,以探索znalsi及znalmn合金常溫及溫滑動摩擦條件下的摩擦特性。
  20. The mechanical parameters at high temperatures - reduction in area ( ra % ) and tensile strength ( o b ) are measured by means of gleeble - 2000 thermal simulating machine. fracture surfaces are analyzed by scanning electron microscopy and optical microscopy. the segregation of sn is also examined by auger electron spectroscopy

    通過測定試驗鋼種的參數(斷面收縮率ra和抗拉強度_ b ) ,觀察金相顯微組織,分析掃描斷口形貌,測試第二相析出物和俄歇能譜試驗等方法,研究了殘留元素sn及冷卻率對性能的影響。
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