牛頓速度 的英文怎麼說

中文拼音 [niúdùnsùdù]
牛頓速度 英文
newtonian velocity
  • 牛 : 名詞1. （哺乳動物） cattle; ox 2. （姓氏） a surname
  • 頓 : 頓名詞（人名用字） a word used in a person's name
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 牛頓 : [力學] large dyne; newton （n）牛頓環 newton s ring; 牛頓萬有引力定律 newton s law of gravitation...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. At that time, the newtonian theory of gravity and the concept of escape velocity were well known

    那時，牛頓引力理論和逃逸速度的觀念是廣為人知的。
  2. On the newtonian theory, for instance, acceleration varies with distance, but distance also varies with acceleration.

    例如根據牛頓的理論，加速度隨著距離的不同而變化，但距離也隨著加速度之不同而變化。
  3. Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last

    在基於專家系統的故障診斷方法中，採用了產生式知識表達和正向推理機制；在基於神經網路的故障診斷方法中，則分別採用了bp神經網路的附加動量法、自適應學習速率、彈性bp演算法、擬牛頓法、共軛梯度法和levenberg - marquardt法對電氣負載管理中心和固態功率控制器的故障進行診斷，並對由模擬得到的不同診斷結果進行比較。
  4. The results showed that the soy protein dough was a typical pseudoplastic fluid in the normal processing ranges, and the apparent viscosity decreased with the increase of shear rate and moisture content, and also decreased with the increase of temperature below 120, and increased with the reduction of temperature above 120

    實驗結果表明：大豆蛋白質面團呈現很強的非牛頓性，剪切速率、溫度和含水率對表觀黏度影響顯著；表觀黏度隨剪切速率的增大而減小，隨含水率的增大而減小，溫度低於120時，隨溫度的升高而減小，溫度高於120時，隨溫度的升高而增大。
  5. In chapter three, a back / forward sweeps based on branch loss for power flow is presents, which is credited with simple program, good numerical value stability, small ems memory and rapid calculation

    第三章介紹了基於支路網損的配電網前推回推潮流演算法，該演算法編程簡單，數值穩定性好，佔用內存小，計算速度快，並且收斂性和收斂速度均優于牛頓法。
  6. According to non - newtonian fluid mechanics theory and mathematical method, conbined with plunger moving property, the hypothesize fluid is imcompressive, hydraulic radius of flow of liquid in crevice is very little, and it is laminar flow, the flow is treated fixed continuous flow at every instant position of plunger, equation of motion and boundary condition were set up in condition of concentric and eccentric of pump barrel and plunger

    運用非牛頓流體力學理論和數理方法，結合抽油泵柱塞運動特點，假設液體為不可壓縮的，液體在縫隙中流動的水力半徑很小，呈層流流動，柱塞在每一位置的瞬間，流動做定常流處理，建立了泵筒與柱塞同心和偏心兩種情況下運動方程和邊界條件，引入無量綱坐標、無量綱速度和柱塞與泵筒偏心配合時的縫隙高度，並給出縫隙流流速、流量的解析解。
  7. Analysis of the convergence rate on newton iteration method

    牛頓迭代法收斂速度分析
  8. Based on the discussions of the conventional and recent methods of short term load forecasting such as time series, multiple regression approaches and artificial intelligence technologies, this paper presents a hybrid short term forecasting model which combines the artificial neural network ( ann ) and genetic algorithm ( ga ). in order to improve the convergence speed and precision of the back - propagation ( bp ), a new improved algorithm - the adapted learning algorithm based on quasi - newton method is given

    本文首先分析比較了電力系統短期負荷預測的傳統方法時間序列法和回歸方法以及最近的專家系統和神經網路技術的優點和不足，然後針對人工神經網路bp演算法的不足對其進行了改進，採用了基於擬牛頓的自適應演算法，它提高了網路學習效率，具有較快的收斂速度和較高的精度。接著提出了改進的遺傳演算法來改善神經網路的局部收斂性。
  9. According to newton ' s third law of motion ? for every action there is an equal and opposite reaction ? air streaming out the back faster than the aircraft ' s speed will thrust the plane forward

    依據牛頓第三運動定律，每個作用力必會產生一個等量而反向的作用力，因此當空氣以高於飛機的速度自引擎尾部流出時，便可將飛機向前推。
  10. The si unit of force is the newton, n, which is derived from the si base units of mass ( kilogram ), length ( metre ) and time ( second )

    力的米制單位是牛頓（ n ） 。牛頓是引伸自質量（千克） ，長度（米）及時間（秒）的三個si基本單位。牛頓是使一千克質量的物體產生1ms2加速度的力。
  11. A force of 1 newton gives an acceleration of 1m/s a mass of 1kg.

    一牛頓的力給予一千克重量的物質以1米的加速度。
  12. By this scheme, the force needed to impart a given acceleration is always smaller than newtonian dynamics requires

    在這個假設之下，造成某一加速度所需的力會比牛頓動力學里造成相同加速度所需的力來得小。
  13. This formula combines two basic laws : newton ' s law of gravity ( which relates the force of gravity between bodies to the bodies ' masses and separation ) and newton ' s second law ( which relates force to acceleration )

    這個公式結合了兩項基本定律：萬有引力定律（即兩物體間的重力是和物體的質量與距離有關）以及牛頓第二運動定律（力和加速度的關系） 。
  14. The many - body potential ( eam potential ) is applied to describe the interaction of the atoms in the code. the parameters, such as position, velocity etc, are obtained by solving the newton equations of motion

    它採用多體勢（嵌入原子勢）描述原子間的相互作用，通過求解牛頓運動方程來獲得原子的位置、速度等物理參量。
  15. The general shamanskii modification of the newton method is defined by the iteration and the global and superlinear convergence of the general shamanskii modification of the newton method are proved in this dissertation

    我們不僅證明了改進的sha一mansk燈修正牛頓法的全局收斂性，而且也證明該方法具有超線性收斂速度
  16. Tests on a practical radial distribution system have shown that, the proposed method is as robust as, but more efficient than the back / forward sweep method

    文中以一個實際的中等規模配電系統為例，分析、比較前推回推法、導出的近似牛頓法、經典牛頓法等的收斂性和計算速度，證實上述研究結論。
  17. Applying the computer program developed by this paper, and choosing the real values of the gear transmission, this paper has completed more than 50 sets of calculations of the thermal elastohydrodynamic lubrication based on the non - newtonian fluid. the following conclusions can be drawn according to the computational results : 1, when the gear teeth are engaged at the pitch point, the changes of both the gear rotational speed and the load have little influence on the pressure distribution and the film shape, but they have large influence on the film temperature distribution

    應用本文研發的計算機程序，選用齒輪傳動的實際參數，先後進行了50餘組的基於非牛頓流體的熱彈流潤滑計算，所得的主要結論如下： 1 、當齒輪在節點嚙合時，齒輪轉速及載荷的變化對壓力分佈口太原理工大學碩士學位論文和油膜形狀的影響不大，但對溫度分佈有明顯的影響。
  18. Newton the first theorems what acceleration and object being an object accept agrees well with outside force f direct proportion, and the object mass becomes inverse ratio, the acceleration direction and the direction closing an outside force

    牛頓第二定律是物體的加速度跟物體所受的合外力f成正比，跟物體的質量成反比，加速度的方向跟合外力的方向相同。
  19. This papers gives simple iterative arithmetic of flow calculation. the precision of judgement and its value was changed, but the effect of iterative number and precision is roughly equivalent to fast newton iterative arithmetic

    文章提出了根據簡單牛頓迭代法來計算流量，改變精度判據並降低判據數數值，從實際迭代次數、運算精度來看效果與快速迭代法相當。
分享友人
分享到 Line

分享到臉書