有效動力 的英文怎麼說

中文拼音 [yǒuxiàodònglì]
有效動力 英文
effective power
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 力 : 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...
  • 有效 : effective; valid; efficacious
  1. Bmep brake mean effective perssure

    平均制動有效壓力
  2. To adapt the circumstance in which the crankshaft torsional vibration generally exists, the new method ( tvrs method ) in which the cylinder power is inversely solved according to the torsional vibration curve is put forward and deduced in this paper, that is, the average effective pressure of each cylinder i. e. power condition of each cylinder is estimated based on a crankshaft torsional vibration curve according to the elasticity model of the actual shafting of engine and by use of the i. c. engine dynamics, the numerical calculations and the signal theory etc. although the computing workload is more, the method makes full use of the now available data of the torsional vibration of the i. c. engine, and can be used to all kinds of i. c. engine on any kind of operating condition, so it has higher application value

    為適應內燃機普遍存在曲軸扭振的情況，本文提出並推導了利用扭振信號反算的新方法（ tvrs法） ，即採用軸系中某一測點的扭轉振動信號，按軸系實際的彈性模型，依據內燃機動力學、數值計算方法和信號理論等，反算各缸的平均有效壓力，定量判斷各缸的作功狀況。此法充分利用內燃機現有的扭振資料，雖然計算工作量較大，但普遍適用於各種類型各種工況的內燃機，有較高的實用價值。
  3. With an analysis of soil liquefaction potential for free field of nanjing metro line 1 under 7 degree earthquake, as well as for excavated field, in line with railway engineering anti - earthquake design specification, dynamic triaxial tests and theoretical analysis using efficient stress method, the author comes to the conclusion that, when metro plate is located at layer s and the layer is thick, liquefied area is at metro bottom plate ; in some local section liquefied area is at metro top plate, or arch sides at the top of metro in most places

    摘要採用鐵路工程抗震設計規范、動三軸試驗及有效應力的理論分析相結合的方法，對南京地鐵南北線（ 1號線）區間隧道開挖后其地基土在7度地震情況下的土層液化情況進行分析得出：當隧道底板坐落在5層且5層較厚時的液化區出現在隧道襯砌底板處；局部地段液化區出現在隧道頂部及拱腰；大部分地段的液化區出現在隧道頂板上方。
  4. Abstract : in this paper, the efficient stress method is used as main means, while the railway engineering anti - earthquake design specification and the dynamic triaxial test are used as additional means. the authors analyze the ground layer liquefaction of shield tunnelling built on powder soil or fine sand, whose top plate is buried under two kinds of depth, and conclude that the liquefaction area is different with different buried depth. finally, the rational buried depth is proposed

    文摘:以有效應力原理的有限元計算分析為主、鐵路工程抗震設計規范及室內動三軸實驗為輔，對修建在粉土或粉細砂層中的盾構隧道進行了兩種不同埋深情況下的液化分析，得出了埋深不同液化區出現區域不同的結論，並提出隧道抗液化的合理埋深。
  5. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況，在充分考慮水對庫岸滑體穩定性影響的前提下，提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系，並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果： （ 1 ）研究結果發現，水的活動是新滑坡形成或古滑坡復活的主要因素，一方面是由於地下水位升高降低了滑坡體的有效應力，另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度，這兩方面的因素均將直接降低滑坡的穩定性； （ 2 ）針對三峽庫區的特殊條件，系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化，從而使對作用於滑坡體上的力系分析更科學、更全面； （ 3 ）通過對滑體處于旱季（天然狀態） 、雨季（暴雨或長期降雨狀態） 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合，本文系統地歸納總結出了10種典型計算工況，並具體給出了相應的作用荷載的計算方法，使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性； （ 4 ）具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統，使對滑坡體穩定性分析計算更方便、更準確； （ 5 ）將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中，分析結果表明，本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  6. Saturated sand are testes in the laboratory under the undrained cyclic loading condition with static - dynamic dual purpose triaxial compression test apparatus, which is designed under the cooperation of hohai university and marui co. ltd japan. the results indicate that the stress path approaches from a initial stress point to the failure lines as cyclic loading goes on, and eventually converges on a certain limiting stress path in the vicinity of the failure lines. the stress - strain curve, however, does not converge on a closed hystersis loop ; the shear strain rapidly increases in looser sand or gradually and continually increases in denser sand

    利用河海大學與日本圓井株式會社共同研製的新型的多功能靜動三軸儀進行了飽和砂土循環扭剪不排水試驗，研究表明，對于松砂，剪應變幅度快速地由微小增加到百分之幾甚至百分之十幾，對于緊砂，剪應變幅度逐漸地由微小增加到百分之幾甚至百分之十幾；經試驗初步研究表明用初始有效平均正應力歸一化的有效應力路徑很好的一致性。
  7. In the paper, static and dynamic triaxial tests were conducted on fiy ash at shanmenxia longgou ash dam, and the static and dynamic parameters of fly ash were obtained. thirdly the 2 dimensions static analysis of the ash dam was conducted based on biot ' s consolidation theory and duncan ' s nonlinear stress - strain model. finally the plane dynamic behaviors of the ash dam during earthquake of intensity 7 were analyzed based on the exponent function model of excess pore water pressure aroused by earthquake, which is put forward in the paper, and equivalent visco - elastic dynamic fem model and principle of effective stress

    本文結合實際工程，對三門峽火電廠龍溝灰壩的築壩粉煤灰進行了靜、動三軸試驗，確定了該壩粉煤灰的靜動力學指標；然後根據比奧（ biot ）固結有效應力原理，採用鄧肯（ duncan ）非線性應力應變模型，對該灰壩的二維靜力應力和變形狀態進行了分析；最後利用本文提出的地震超靜孔壓指數函數模型，採用等價粘彈性動力有限元方法，對該灰壩在地震作用下的動力穩定性進行了分析評述。
  8. The disturbed interface of a heavy fluid and a light fluid will loss the stability and two fluids will mix turbulently, when the interface is in the gravitational field whose direction is from the heavy fluid to the light fluid or it interacts with a shock wave

    受擾動的兩輕重流體的交界面，當處于方向由重流體指向輕流體的有效重力場中或受到沖擊波作用時擾動將發展，界面將失穩，兩種物質將發生湍流混合。
  9. Laser hole boring effect due to the large ponderomotive force is observed on the surface which is verticle to the magnetic field

    在垂直於激光磁場的平面（ e面）上，觀察到激光有質動力向兩側推動粒子產生鉆孔效應。
  10. Through analyzing bed ' s response to wave, in the condition that super - stratum is more hard and second - stratum is more soft in region of interest, super static interstitial hydraulic pressure amplitude die away rapidly between stratums, before in sight of boundary between hard and soft stratum, plane effective pressure increase to max. shear stress reach peak value when bed thickness is approximately 2. 7 meters, then it will decrease to the minimum on the place where the flexible soil has a common boundary with the rigidity, so the boundary is the most destroy plane on engineering. on the basis of reconnaissance in situ, in normal situation of sea, the structure slides to the basin along the boundary

    通過對底床在波浪下的響應分析，對于研究區底床上層較硬而第二層較軟的情況，超靜孔隙水壓力幅值在層間交界處迅速衰減，在臨近硬、軟地層交界處前，水平有效應力增至最大，剪切應力在底床厚度大約2 . 7米左右達到峰值，然後減小，到硬、軟層土交界位置，達到最小，因此這個界面就是最容易發生破壞的工程軟弱面，現場勘查證明，即使在正常海況下，構築物也會沿坡以此交界面為滑動面，緩慢向「盆」底滑動。
  11. In consideration of the characteristics of big pressure changes in near wellbore area of low permeability reservoirs, based on experimental result, a single well percolation mathematical model that the reservoir physical property changed with effective stress was established, equations were given for calculating the elastics and elastoplastic reservoirs under the condition of oil and water flow and an analytical equation was also given for calculating the reservoir production and bottom - hole flowing pressure

    摘要針對低滲油藏近井地帶壓力變化幅度大的特點，以試驗結果為基礎，建立了考慮儲居物性隨地層有效應力變化的單井滲流數學模型，給出了油水兩相流動下的彈性和彈塑性儲層的數值解計算公式，以及彈性儲層的產量和井底流壓解析表達式。
  12. Cfd is also used to get the data of performance parameters of the nozzle at different nozzle pressure ratio, different nozzle area ratio and different geometric defected angle. the theory of function approximation is used to establish the transient model of thrust vectoring with the data calculated

    本文通過cfd計算獲得矢量噴管的性能參數，如流量系數、推力系數以及有效推力矢量角等與矢量噴管壓比、面積比以及幾何偏轉角之間的關系數據，並利用函數逼近理論建立了矢量噴管的動態數學模型。
  13. Firstly, the propagation of intense laser light in ionizing gases is analyzed including the ionization - modulation instability, the vectorial and nonparaxial effects, and the mechanism of laser energy loss. secondly, we analyze the propagation of intense laser light in plasmas, and effects such as the weakly relativistic nonlinearity, the ponderomotive force and the wakefield are analyzed

    文中對強激光在電離氣體中傳輸的電離不穩定性、矢量非傍軸傳輸和能量損耗機制，以及強激光在等離子體中傳輸的弱相對論性非線性效應、有質動力作用和尾波場效應等都作了基本的分析。
  14. Chapter 4 : in this chapter, we derive the formula of ponderomotive force from lorentz equation and analyze the effect of ponderomotive self - channeling ( psc ) firstly. it is found that the effect of psc enhances the effect of beam focusing. and a nonparaxial propagation equation including the effect of psc is established

    分析激光傳輸過程中的有質動力自通道效應，結果表明，有質動力自通道效應能增強激光自聚焦，在此基礎上建立了包含有質動力自通道效應的非傍軸傳輸方程。
  15. The pore air pressure gradually goes up with the developing of axial strain in the process of the dynamic torsional shear test of loess, but the pore water pressure hold the line or goes up a little in the last. the stress - strain dynamic constitutive relationship of intact loess and man - made loess show the hyperbolic model. there are some remarkable differences of strength and strain between unsaturated loess and saturated loess

    研究結果表明：非飽和黃土在動力扭剪試驗過程中，隨著軸向變形的發展，孔隙氣壓力逐漸上升，而孔隙水壓力則基本保持不變或後期略有升高；原狀黃土和重塑黃土的應力應變本構關系呈雙曲線型；非飽和黃土和飽和黃土的強度及變形特性存在明顯差異；進而分析了含水量、固結應力和固結應力比對黃土動力特性的影響本文最後對非飽和土的有效應力計算公式進行了討論。
  16. And the results show that the calculated settlement agree well with that of measured. the paper established the dynamic pore pressure models of soft soil subgrade and composite foundation, compiled the dynamic fem program of undrained effective stress method, considering the elasto - plasticity of foundation soil as well as the interaction of pavement and foundation, thoroughly analyzed the deformation characteristics of pavement and foundation, and these results are instructive for the construction of pavement or airport runway

    本文建立了軟土地基和復合地基的動孔壓經驗模型，編制了不排水有效應力動力反應分析有限元程序，不僅考慮了地基土體的彈塑性，而且考慮了道路結構與地基的相互作用，比較全面地分析了交通荷載作用下道路與地基的整體變形特性，對道路工程或機場道面工程的建設具有一定的指導意義。
  17. The parameter m # max _ balch termed as dynamic range with maximum number of batches, is defined for quantitatively characterizing the enhancement in storage capacity of batch thermal - fixing scheme for multiple holographic storage. another parameter, m # ejf, termed as effective dynamic range is proposed to evaluate system ' s storage ability, and hereby the effective dynamic range values corresponding to the number of batches are calculated and compared

    為了定量描述多重全息存儲的分批熱固定方法在提高存儲容量上的優勢，針對分批存儲熱固定技術，定義了光折變晶體的最大分批動態范圍參量m _ （ maxbatch ） ~ # ，並且提出以有效動態范圍參量m _ （ eff ） ~ #評價系統存儲能力。
  18. A modified two - dimensional dynamic effective stress method is established and also the corresponding program presented in the paper. and the method is used for analyzing the effects of liquefaction of sand soil zone on surface ground motion and the response spectrum of acceleration 、 velocity and displacement

    本文在現有研究的基礎上，建立了一種土體二維有效應力動力分析方法並編制了相應程序，並以此計算分析了飽和液化砂層對地表加速度反應譜、速度反應譜、位移反應譜的影響。
  19. In fact, this scaffold constituted a portion of a penal machine, which now, for two or three generations past, has been merely historical and traditionary among us, but was held, in the old time, to be as effectual an agent, in the promotion of good citizenship, as ever was the guillotine among the terrorists of france

    事實上，這座刑臺是構成整個懲罰機器的一個組成部分，時隔二三代入的今天，它在我們的心目中只不過是一個歷史和傳統的紀念，但在當年，卻如同法國大革命時期恐怖黨人的斷頭臺一樣，被視為教化勸善的有效動力。
  20. In the part of theory research, the paper made a thorough inquiry of the history and present situation of the teacher ' s professional development by way of document summarization, and analyzed the influential way of multiple intelligences theory to teacher ' s mind and behavior, especially indicated that the classroom, as the major working place of teachers, is the best place in which the levels of the teacher ' s professional development being reflected

    在理論研究部分，本文通過文獻綜述，探究「教師專業發展」的歷史由來與現實態勢；分析多元智能理論是如何以其看待人類智力潛能的嶄新視角，影響教師的教育理念和課堂教學行為，並進而成為現實中教師專業發展的有效動力的。整個研究過程始終定位在「課堂」這個教師的主要工作場所，並把身處其中的教師的教學品質及其專業行為表現作為分析現實中教師專業發展狀況的主要依據。
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