基于两相流体动力学的理论，建立空蚀射流切割装置中短管内的压力变化梯度的基本方程式；
Based on the theory of two-phase flow, the equation of the pressure gradient is found for the short pipe in cavitation jet cutting set.
建立了具有时变啮合刚度的二级齿轮系统的动力学方程式。
The governing equation of a gear system with time-varying meshing stiffness is established.
关于动力学方程式的求解结果可用于从理论上阐明草原上二级系统处于稳定状态下的局部动力学行为和可能出现的变化过程。
The computed result can be applied to the theoretical explanation of a partial dynamic action under the stable and the possible changing process.
并由实验数据验证了推导出的液膜传质动力学方程式。
The deducted equation of Liquid membrane mass transfer dynamics is verified by experimental results.
非线性的大的气体动力学波和水波方程式的溶液的解决办法的相等原则将被使用。
The equivalence principle of solutions of nonlinear large gas dynamics waves and of solutions of water wave equations will be used.
絮体与微气泡间的相对尺度和流态的不同会有不同的碰撞机制，相应的动力学方程式与絮体的分形维数也有不同的关系。
The different collision mechanisms and relations to fractal dimensions were shown in flotation processes with different relative sizes between flocs and micro-bubbles and their movement conditions.
当快速交换过程达到平衡后，慢过程可用微分动力学方程式按均匀交换体系进行处理；
After the equilibrium of fast exchange process is reached, the slow exchange process can be treated as pseudo-single exchange center system by means of the differential kinetic equation.
当快速交换过程达到平衡后，慢过程可用微分动力学方程式按均匀交换体系进行处理；
After the equilibrium of fast exchange process is reached, the slow exchange process can be treated as pseudo-single exchange center system by means of the differential kinetic equation.
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