建立了主进给机构的封闭形式的运动学方程，导出了一、二阶运动影响系数矩阵。

Closed form kinematic equations of main feed mechanism are established, one and two order effect coefficient matrixs are derived.

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在处理颗粒场时考虑到颗粒直径、比重、材料的刚度、摩擦系数等对颗粒运动的影响。

During the treatment of a particle field the effect of particle diameter, specific weight, rigidity of material and friction factor, etc on particle movement has been taken into account.

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同时，还数值模拟了小球在艾里光束中的运动轨迹，讨论了小球半径、折射率以及环境粘滞系数对小球轨迹的影响。

Trajectories of particles in the Airy beam were investigated and their relationships with particle radius, refractive index, and viscosity of surrounding medium were studied.

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