“Next step size (2.230284524343671e-014) is smaller than minimum step size (2e-014) at time 6.277692845477734 because distance between zero crossings is smaller than the minimum step size”<BR>仿真速度非常慢,有时候一个多小时都仿真不下来。这是为何呢 ,如何才能加快仿真速度。上面说的仿真步长问题,非常多。如何才能解决呢?谢谢高手帮忙小弟一把!谢谢