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1)  principle of potential flow superposition
势流叠加原理
2)  superposition principle of electric potential
电势叠加原理
1.
The electric potentials given rise by the charges even distributed in space of pillar regions are calculated by means of the superposition principle of electric potentials.
将无限长线电荷看成二维平面上的一个“源”,利用电势叠加原理计算了无限长柱形均匀分布的电荷产生的电势。
2.
The static electric potential of big and small evenly-charged wide rings can be got by beginning with calculating the electricity of any rings at any points along the axis and in space and then superposing all the electric potential of numerous rings according to the superposition principle of electric potential, and the two electric potential come as what is required.
采用先计算任一圆环在轴线上和空间任一点的静电势 ,利用电势叠加原理把无数个细圆环产生的电势叠加 (即积分 ) ,从而得出均匀带电大、小圆盘的电势 ,两电势之和即为所求。
3)  principle of superposition
叠加原理
1.
Using the principle of superposition,a simplified computational method of mass concrete surface temperature change,the lowest temperature value and temperature stress is provided when the temperature drops quickly.
采用叠加原理,研究气温骤降时,大体积混凝土表面的温度变化、最低温度值和温度应力的简化计算方法。
2.
Flat plate steady mathematical model and non steady symmetric model are presented, the analytical solution of temperature of powder is derived on the basis of non steady symmetric model in spheroidal coordinates with the methods of mathematical transformation and principle of superposition.
从火药颗粒的球对称非定常模型出发,利用叠加原理和数学变换导出了火药颗粒表面温度的分析解。
3.
The energy of electric field stored in the capacitor placed in an alternating electromagnatic field is concluded by using the principle of superposition and by starting with Maxwell equations.
本文运用叠加原理,从麦克斯韦方程的积分形式出发推导出在交变电磁场中储藏在电容器中的电场能量,并且指出了决定电容器电容数值的因素。
4)  superposition principle
叠加原理
1.
The electric current density fields superposition principle and its applications;
电流密度场叠加原理及其应用
2.
An improved power flow algorithm for meshed distribution networks based on superposition principle and forward/backward sweep method;
基于叠加原理和前代后代法的环状配电网潮流计算
3.
Analyses on the essence of problems about superposition principle of quantum states;
量子态叠加原理有关问题的实质分析
5)  superposition theorem
叠加原理
1.
Linear equations,superposition theorem, and complex exponential expression;
线性方程、叠加原理与复指数表示法
2.
Furthermore, the superposition theorem is then adopted in the approach, which overcomes the difficulties when applying the symmetrical components to the short circuit calculation.
采用基于叠加原理的短路电流计算方 法,克服了传统的对称分量法应用于配电网短路电流计算时所遇到的困难。
3.
<Abstrcat> This paper analyses operation accuracy that is influenced by the open input resistance of operation amplifier by means of superposition theorem.
本文应用叠加原理分析运算放大器的开环输入电阻对反相比例放大运算精度的影响。
6)  Superposition [英][,sju:pəpə'ziʃən]  [美][,sjupəpə'zɪʃən]
叠加原理
1.
SVPWM over-modulation algorithm based on superposition principle;
基于叠加原理的SVPWM过调制算法
补充资料:速度势叠加原理
      解不可压缩无粘性流体无旋运动问题的一个重要原理。速度势函数ф满足拉普拉斯方程,而拉普拉斯方程是线性的二阶偏微分方程。线性方程的解是可以叠加的,即如果速度势ф12,...,фn是拉普拉斯方程墷2ф=0的解,则这些解的任一线性组合也是墷2ф=0的解。这就是速度势的叠加原理。奇点分布法就是根据这个原理发展起来的一种方法,它有效地解决了一大批无粘性不可压缩流体无旋运动问题。
  

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