将加速段、减速段高度及其管径比作为可变参数，建立了结构优化数学模型。
Set the height of accelerating section and decelerating section, ratio of pipe-diameter as alterable parameter, the mathematic model of structure optimization was established.
第二段为变频器减速段，一般第一段小于第二段1 - - - 2米。例如；复卷长度每卷为50米。
The second par is the decelerating section of transducer, generally, the second part is one-two meters longer than the first part. for example, each rewinding part is 50meters.
如同那些由于看到车祸而减速但在后来又提速的司机，投资者在危机后的一段时间会变得十分谨慎，但这段谨慎期往往不超过10年，之后，投资者又会变得冒进了。
Like drivers who slow down after seeing a crash but soon speed up again, investors exercise greater caution after a disaster, but these days it takes less than a decade to make them reckless again.
传统的段内加减速控制方法由于整体速度偏低，不能适应高速加工的需要。
Conventional acceleration and deceleration control method plans velocity in single segment of machining path, so it can not meet the need for high speed.
扩压段应具有一定的长度以保证主气流减速到一定程度。 。
Thee diffuser length should be long enough to ensure the main flow deceleration.
心跳加速，心跳减速。美丽的面庞，一段楼梯。
Speeding up, slowing down. A pretty face, a flight of stairs.
它能够立时转向交战，而不用先减速再注视标的目的一段时间。
Rather than slow down and stare at its target for a while, it instantly turns and fires.
介绍了减速机机壳裂纹的电弧冷焊法，采用“短段、断续、分散焊”的工艺，有效地解决了这一难题。
Reducer chassis craze repairing method which adopts short craze welding, interrupted welding and dispersed welding is introduced and effectively solves this difficult subject.
合金拉伸蠕变曲线具有典型的三阶段特征，即较短的减速蠕变阶段和较长的第三蠕变阶段。
The tensile creep curve was composed of the typical primary creep stage, steady-state creep stage and the accelerated creep stage.
垂直安装的引擎，该引擎作为第二阶段的减速齿轮齿形带主旋翼。
Vertically mounted engine driving main rotor via toothed belt as second-stage reduction gear.
在第二阶段中，当肌电达到正峰值角加速度之后，还有一个角减速的过程。
During phase 2, it was reported that there was a period of angular deceleration after the peak positive angular acceleration.
文中着重对S曲线加减速算法进行了深入的研究，推导出以时间最优为目标、具有恒定速度段的S曲线加减速的计算公式，并通过仿真进行验证，得出加速度曲线的各个时间转折点。
In this paper, it studies the algorithm of S-curve with a constant velocity duration in detail, which takes time optimal into account. A simulate example is taken to test each switching point.
文中着重对S曲线加减速算法进行了深入的研究，推导出以时间最优为目标、具有恒定速度段的S曲线加减速的计算公式，并通过仿真进行验证，得出加速度曲线的各个时间转折点。
In this paper, it studies the algorithm of S-curve with a constant velocity duration in detail, which takes time optimal into account. A simulate example is taken to test each switching point.
应用推荐