The tracking control of the driving and screw-down system is discussed for the purpose of keeping constant tension-difference and overcoming the influences of roll eccentricity, etc.
为保持张力差恒定，克服轧辊偏心等影响，讨论传动与压下系统的最优跟踪控制。
Aiming to control the tension of roll out system, the rule of speed control based on AC driving is discussed.
针对卷筒材料放卷系统的张力控制问题，探讨了一个基于交流传动的速度控制规律。
A hydraulic driving system for bidirectional plow rake cutting coulter tooth roll belongs to an assembly on the agricultural implement of plows and soil tillage.
双向耕耙犁刀齿辊液力驱动机构属于耕整地农具上的一个总成。
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