讨论了平面曲线运动加速度公式在常见曲线运动中的适用性。
The applicability of the plane curvilinear motion acceleration formula to general curvilinear motion is discussed.
系统地研究了来自于射影几何中平面曲线运动的1 + 1维非线性方程的对称代数。
The symmetry algebras of 1 + 1 dimensional nonlinear evolution equation arising from the motion of plane curve in affine geometry are systematically studied.
采用这样的结构后，可以实现将主动带轮的转动转变为枢轴螺栓的平面曲线运动，实现订扣机的电机驱动，保证订扣力度和订扣质量。
The structure can convert the rotation of a drive belt pulley into the plane curve movement of the pivot bolt, realize motor driving of the stapler and ensure the stapling strength and quality.
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