Step motor control, by pulse by changing the order of electricity can change the motor rotation direction, change the pulse frequency can change the motor rotation speed.
步进电机受脉冲的控制，通过改变通电的顺序可改变电机的旋转方向，改变脉冲的频率可改变电机的旋转速度。
Next, the change of speed and the change of step in hurdles circuit effect on it too. The rhythm correlates with the sport grades closely.
其次，每一跨栏周期中速度的变化及每一跨栏周期中步长的分配也对栏间节奏产生重要影响，栏间节奏与运动成绩密切相关。
Simulation results show that the algorithm has better adaptation for the change of power and can lower average outage percentage effectively and faster convergence speed than the fixed-step algorithm.
通过自适应步长功率控制算法与固定步长算法仿真的比较，得出这种算法通过动态改变步长可以更加适应功率的变化、有效降低中断概率、收敛速度大大加快的结论。
Second, measure the load of the gear and its revolutional speed in step, and change the load distribution on time into another load distribution on loaded numbers.
制谱时应把载荷时间分布按载荷—转速规律化为载荷次数分布，然后进行制谱。
Basketball moving skills, the base of attack and defense technics, refer to students' step-moving in the match to change location, direction, speed, and gaining height.
篮球移动技术是比赛中学生为了改变位置、方向、速度和争取高度而采取的各种脚步动作，是完成进攻和防守技术的基础。
Therefore, it is recommended to adopt the two-step change-speed propeller in the tug design.
建议在多工况船的螺旋桨设计中采用二档变转速推进方式。
The controller can control many step-motor systems in the meantime, and made motor run in multi-curve including speed-up, speed-down, orientation and direction's change.
该控制器可同时控制多台步进电机按曲线方式运行，包括加减速、定位及换向功能等。
The controller can control many step-motor systems in the meantime, and made motor run in multi-curve including speed-up, speed-down, orientation and direction's change.
该控制器可同时控制多台步进电机按曲线方式运行，包括加减速、定位及换向功能等。
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