比動能 的英文怎麼說

中文拼音 [dòngnéng]
比動能 英文
specific kinetic energy
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 能名詞(姓氏) a surname
  1. In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements

    本文以雙橫臂獨立懸架的轉向傳機構作為研究對象,選擇對斷開點和節臂球銷的位置進行優化設計,在此基礎上建立了基於多體系統力學的導向機構和轉向傳機構的數學模型,運用該學科的運學分析方法研究機構的運規律,編制了通用優化設計軟體。由於考慮了更多的空間因素,取消許多影響準確性的假設,因此建立的數學模型與傳統的方法相反映實際運規律,得到的優化結果也更加精確實用。此外,本文還針對導向機構進行受力分析,在建立該機構的空間力學模型后,運用多體力學中的力學分析方法研究各個桿件的受力,計算出上下球鉸的約束反力,並開發出了相應的通用計算程序。
  2. Their combined kinetic energy is much more than that of the original proton.

    它們的總原來質子的功大得多。
  3. The pressure in a perfect gas, being directly proportional to the kinetic energy of the molecules, has a lower bound of zero.

    理想氣體的壓力與分子的成正,它的下限為零。
  4. The ratio of cell body region was highest in mollusc, cellana toreuma 26. 18 %, neverita didyma 28. 13 %, mactra chinensis 27. 53 %. this may be the express in nervous system of mollusc with passive defense strategy, low motor ability and lack of developed sense organ, in environmental adaptation. the ratio of cell body region was lowest in crustacean, squilla oratorio 11. 43 %, gaetice depressus 15. 53 %

    結果發現,軟體物神經元占神經節體積的例最高(嫁(蟲戚) 、扁玉螺、中國蛤蜊分別為26 . 18 , 28 . 13 , 27 . 53 ) ,而且其例要大於其他無脊椎物,這可正是軟體物在適應環境過程中的被防禦策略導致運力低下、特殊感官欠發達的身體結構模式在神經系統結構上的一種表現。
  5. With participants dressed in bikinis and tight swimming trunks, athletic ability is not the only thing on display

    參賽者身穿基尼和緊身泳褲時,展現的就不僅僅只是運力了。
  6. As with the evolution of the gymnastic rules nowadays, the action skill and the degree of difficulty are developing now and then, which requires more about the train level, competitive ability and the psychological bearing ability of athletes

    隨著當今體操規則的改革,競技體操作技術的難度在不斷地發展,這就對運員的訓練水平、力和心理承受力提出了更高的要求。
  7. The hetrojunction device fabricated with sige material has shown great advantages over bulk sample in many aspects : higher carrier mobility, larger transconductance, stronger drive capability and hence faster circuit speed

    與體si器件相,採用sige材料的異質結器件已經在許多方面顯示出了強大的優勢:譬如更大的載流子遷移率,更大的跨導,更強的電流驅力以及更快的電路速度等等。
  8. Strained - soi mosfet, which appears recently, takes both the advantages of soi ( silicon on insulator ) and sige ( silicon germanium ). it has shown advantages over bulk sample in enhanced carriers mobility, as well as higher transconductance, stronger drive capability and reduced parasitic capacitances. these properties make it a promising candidate for improving the performance of microelectronics devices

    Strained - soimosfet是最近幾年才出現的新型器件,它將soi材料和sige材料結合在一起,與傳統體硅器件相,表現出載流子遷移率高、電流驅力強、跨導大、寄生效應小等優勢,特別適用於高性、高速度、低功耗超大規模集成電路。
  9. The percent of barotropic kinetic energy decreased and the couterpart of baroclinic kinetic energy increased

    且正壓占總的百分減少,而斜壓占總的百分增加。
  10. By comparing and analyzing the advantages and disadvantages of three kinds of voltage reference circuits, type of current density ratio compensation 、 weak inversion type and type of poly gate work function, a cascode structure of type of current density ratio compensation is chosen to form the core of voltage reference circuit designed in this paper. applying the negative feedback technology, an output buffer and multiply by - 2 - circuits are designed, which improve the current driving capability

    然後通過較和分析電流密度補償型、弱反型工作型和多晶硅柵功函數差型三種帶隙電壓基準源電路結構的優缺點,確定了電流密度補償型共源共柵結構作為本設計核心電路結構,運用負反饋技術設計了基準輸出緩沖電路、輸出電壓倍乘電路,改善了核心電路的帶負載力和電流驅力。
  11. Based on the hydrodynamic energy transport model, the influence of variation of negative junction depth caused by concave depth on the characteristics of deep - sub - micron pmosfet has been studied. the results are explained by the interior physical mechanism and compared with that caused by the source / drain depth. research results indicate that with the increase of negative junction depth ( due to the increase of groove depth ), the threshold voltage increases, the sub - threshold characteristics and the drain current driving capability degrade, and the hot carrier immunity becomes better in deep - sub - micron pmosfet. the short - channel - effect suppression and hot - carrier - effect immunity are better, while the degradation of drain current driving ability is smaller than those with the increase of depth of negative junction caused by source / drain junction shallow. so the variation of concave depth is of great advantage to improve the characteristics of grooved - gate mosfet

    基於量輸運模型對由凹槽深度改變引起的負結深的變化對深亞微米槽柵pmosfet性的影響進行了分析,對所得結果從器件內部物理機制上進行了討論,最後與由漏源結深變化導致的負結深的改變對器件特性的影響進行了對.研究結果表明隨著負結深(凹槽深度)的增大,槽柵器件的閾值電壓升高,亞閾斜率退化,漏極驅力減弱,器件短溝道效應的抑制更為有效,抗熱載流子性的提高較大,且器件的漏極驅力的退化要改變結深小.因此,改變槽深加大負結深更有利於器件性的提高
  12. Methods of calibration for exposure meters, air kerma meters, air absorbed dose meters and dose - equivalent meters

    曝光計空氣測量儀空氣吸收劑量測量儀和劑量當量測量儀的校正方法
  13. The main aim of system harness of man - made debris flow is to make potential debris flow not broken out and present debris flow decreased

    控制固體物質補給是關鍵,合理設計規劃棄土石渣的排放場地是重點,搞好匯水區水土保持系統工程是基礎,調整溝床降,減少水流,使泥石流暴發減少到最低程度。
  14. With piv technology, the flow field was measured to judge the performance of pump sump. by analyzing the pictures of velocity, streamline, turbulent kinetic energy and vorticity, we found that the turbulence was bigger while the ratio of the runoff increased. and the vortices always appeared in the field where the runoff was small

    通過piv試驗,測量了封閉式水泵吸水室內部的流場,以研究該水泵吸水室的性; ( 2 )通過分析流速圖、流線圖、湍圖和渦量圖,發現了流量越大,湍越大,漩渦總是出現在流量較小的一側。
  15. In order for energy to be conserved, the final total kinetic energy must be greater than the initial by this amount.

    要符合量守恆原理,末總必須大這么多。
  16. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差速驅機器人的運學及其本體緩沖設計進行了探討,在對平面運物體運分析的基礎上結合四種常用車輪的數學模型,推導出了一個通用的移機器人堆積方程,在此基礎上分析了移機器人的移力、並針對兩輪差速構型推導了速度正解與逆解;使用muir和newman的運學建模方法,推導了移機器人上點及連桿坐標系位姿、速度變換關系矩陣及求解方法;在移機器人位姿識別方法中結合差速驅構型對航位推演算法進行了分析:推導了一種理論精度較高的航位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬;最後針對本文所研究的機器人給出了一種較系統、可靠的緩沖結構設計思路,較好地解決了移機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。
  17. The characteristic model is simpler than dynamics model and can fully express the plant

    特徵模型是一種力學模型簡單,但表徵被控對象特徵的模型。
  18. These orders, which are printed in gold, are more powerful versions of the standard order

    這些命令指示物用金色印刷而成,它們夠提供普通命令更強大的行力。
  19. Phase transition from u ( 3 ) to o ( 4 ) in the model is also analyzed in detail. finally, the vibron model is used to describe diatomic molecules. fitting to vibrational energy spectra is performed using both transitional theory and dynamical symmetry limit theory within the same framework

    利用建立在該嚴格解基礎上的計算程序討論了u ( 4 )振子模型的過渡區理論對雙原子分子振譜的描述,並與o ( 4 )極限的計算結果做了較。
  20. Compared to other types of internal combustion engines, diesel engines that are used more and more widely are more fuel - efficient, provide highest torque and pulling capability, are lower emitters of hydrocarbons and carbon monoxide, but diesel engines can emit up to 30 times more particulate matter than gasoline engines

    與其他類型的內燃機相,應用越來越廣泛的柴油機具有更高的燃油效率、提供更大的轉矩和拖力,碳氫化合物排放低,但微粒的排放卻是汽油機的30倍以上。
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