差分方程
- 与 差分方程 相关的网络例句 [注:此内容来源于网络,仅供参考]
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On the basis of thermal transmission theory,the thermal balance equation has been founded.
以传热学的基本理论为基础,建立了热平衡方程,采用完全隐式差分法对FTSR薄板坯连铸连轧生产线上隧道炉,轧制及冷却过程中的板坯中心温度和表面温度变化进行了模拟。
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By analyzing the key generation equations of Trivium and determining 52 bit of its interior state which need to be altered, and then fault injections are used to alter these 52 bit and a faulty key stream can be obtained.
通过分析Trivium密钥流生成方程,确定需要改变Trivium 288 bit内部状态中的52 bit,使用错误注入改变所确定的52 bit,并生成密钥流,与原始密钥流进行差分。
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Using Reynolds equation to derivate the formula for calculating bearing pressure distribution,then calculate pressure distribution of main bearing shell of tube mill on the basis of this formula.
本文用雷诺方程推导出计算轴承压力分布的差分公式;并以此为依据,计算管磨机主轴承轴瓦的压力分布;并为轴瓦的结构设计提出建议。
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In chapter 2, the difference scheme of two-dimensional semi-linear model is discussed.
在第二章中,进一步研究二维半线性伪抛物型方程的差分格式。
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Xwfd pre-stack migration based on wave equation has strong adaptability to the medium which has strong variable transverse velocity and it can be used for migration with dual-complexity.
波动方程的频率空间域有限差分深度偏移对介质速度横向变化有较强的适应性,适宜于复杂构造的偏移成像。
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In this paper we describe formulations and develop fast algorithms for implicit surface reconstruction based on variational and partial differential equation methods.
本文中描述了一种基于差分和偏微分方程的重建隐式曲面的快速算法。
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The particle swarm optimization algorithm was improved using differential eˉ volution and three target velocity equations and was applied to th e linear and negative stiffness model of electrostatic suspension system.
利用基于差分进化联合三目标速度方程改进的粒子群优化算法,分别针对具有线性和负刚度特性的静电支承控制系统模型进行了参数优化设计。
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The equations of the towed cable motion are based on Ablow and Schechter model and six degree-freedom ordinary differential equations are used in the analysis of the motion of a towed body. The partial differential equations are discretized by finite difference method and the transient values of towed body depth and cable tension are computed by Newton Iteration when the heave compensation system performs and the length of the cable varies.
拖缆动力学模型基于Ablow and Schechter模型,拖体采用水下运载体六自由度方程模拟,运用有限差分法离散偏微分方程组和牛顿迭代法计算变缆长情况下拖体深度与拖缆各点张力的动态取值。
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The obtained results a re compared with analytic solution and those from integral equation and other me ans. It is shown that the staggered grid finite difference method combined with the Biconjugate gradient iterative solver processed with divergence correction and incomplete Cholesky decomposition procedures can efficiently improve the three dimensional electromagnetic calculation with high accuracy and stability.
经与解析方法、积分方程等其他方法的计算结果对比表明,交错网格有限差分法结合散度校正和不完全乔累斯基分解预处理的双共轭梯度迭代方法进行正演计算,速度快、精度高、结果稳定,能适应三维复杂介质的数值模拟,为三维电磁反演奠定了基础。
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The spectrum evolution of the femtosecond laser pulse in a three-level organic molecular medium 4, 4'-bis(dimethylamino stilbene is studied theoretically by solving the Maxwell-Bloch equations using an iterative predictor-corrector finite-difference time-domain method.
通过采用预估校正的时域有限差分法求解麦克斯韦-布洛赫方程,我们研究了飞秒激光脉冲在三能级有机分子(4, 4'-二甲氨基二苯乙烯分子)介质中传播时脉冲的频谱演化情况。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。