是一个全新的动力学求解器允许新的创造的骨折以及大规模机构模拟刚性。
Pulldownit! is a brand new dynamics solver which allows for the creation of fractures as well as massive rigid bodies simulations.
通过对流体力学中沿程阻力系数和泵与风机工作点等问题的求解，介绍了EXCEL单变量求解器和曲线拟合的方法。
Through calculating friction factor and operating point of pump or fun of two examples on fluid mechanics, methods using solver and curve-fitting in EXCEL were introduced.
提出了求解道岔转辙器部分尖轨与基本轨密贴区域内轮载在两钢轨上分布规律的力学模型与计算方法。
A mechanical model and its calculation method are advanced for calculating the variation regularity of load on the rails of the close contact section between switch point and stock rail.
带伸展柔性附件航天器的动力学方程是刚-柔耦合的时变非线性动力学方程，用传统方法求解其动力学响应时会遇到很大的困难。
The dynamic equation of the spacecraft with extensional flexible appendages system is time variable and nonlinear, so it is very difficult to solve this kind of equation with traditional methods.
提出了求解道岔转辙器部分轮载的分布规律及结构不平顺的力学模型与计算方法。
In this paper, the mechanical models and calculation method are advanced for calculating the variation regularity of wheel load and the structure irregularity of the switch proper of turnout.
提出了光导型半导体探测器内载流子输运的动力学模型及方程组，并对方程组进行了数值求解。
A dynamics model and the relevant equations describing transport of photocarriers in PC-type semiconductor detectors are established.
太阳帆航天器动力学建模与求解是姿态控制与结构振动抑制的基础，具有重要的理论与工程意义。
Solar sail spacecraft dynamic modeling and solving are the basis of attitude control and structural vibration suppression, and they are of important theoretical and engineering significance.
太阳帆航天器动力学建模与求解是姿态控制与结构振动抑制的基础，具有重要的理论与工程意义。
Solar sail spacecraft dynamic modeling and solving are the basis of attitude control and structural vibration suppression, and they are of important theoretical and engineering significance.
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