步进电机有一定的步距精度，没有累积误差。
Stepping motor has certain step distance, have no cumulative error precision.
步进电机有一定的步距精度，没有累积误差。
Stepping motor has certain step distance precision, have no cumulative error.
可以通过角速率值的时间积分来估计当前的横滚角度，前提是没有误差的累积。
You can approximate the current roll Angle by integrating the roll rate over time, but you can't do so without some error creeping in.
可以通过角速率值的时间积分来估计当前的横滚角度，前提是没有误差的累积。
You can approximate the current roll Angle by integrating the roll rate over time, but you can't do so without some error creeping in.
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