pitch contour

The recursion formula to calculate a step motor s speed-up/down curve is deduced and is used to calculate the speed-up/down curve for a volumetric display system.

导出了计算步进电机升降速曲线的递推公式,并将其应用于某三维显示系统的升降速曲线设计。

Based on heat balace differential equation, a new formula for deducing the curve of rised and lowered temperature is developed under a certain fix power.

以电热法养护热平衡微分方程式为基础，确定了在固定功率条件下升降温曲线的计算公式。