The design of the pantograph's active control system and the study of the simulation results reduce the fluctuation of the contact force theoretically and thus improve the current collecting quality.
通过受电弓主动控制系统的设计和对其的仿真研究，理论上降低了弓网系统接触压力的波动，从而改善了受流质量。
And its outstanding virtue is the minimal fluctuation of the rolling force produced by the rolling mill structure.
其最突出的优点是由轧机结构引起的轧制力波动最小。
The designed counterweight device can largely reduce the fluctuation of reacting force on the bearing of gear-box.
设计的配重装置可大大减缓变速器轴承处支撑反力的波动。
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