The motion equation of spunbonded broken fiber was established using an elastic sphere-elastic rod motion model.
采用弹性球-弹性杆的纤维运动模型，建立了纺粘法生产断裂纤维的运动方程；
The paper introduces a kind of designing method of connecting rod motion law and motion locus, which combines a diagram with analytic method.
介绍一种图解和解析法相结合的统一的作平面连杆运动规律和运动轨迹的设计方法。
The equation of polished rod motion and the power expression of the new pumping unit are derived and the design parameters for a Model 4 unit are presented.
导出了椭圆齿轮抽油机的悬点运动方程和功率表达式，给出了一种四型机型的设计参数。
The equation of polished rod motion and the power expression of the new pumping unit are derived and the design parameters for a Model 4 unit are presented.
导出了椭圆齿轮抽油机的悬点运动方程和功率表达式，给出了一种四型机型的设计参数。
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