1) short length scale disturbance
短周期扰动
1.
To detect stall inception signal before the whole compressor running into deep rotating stall,a method based on averaged numerical difference is developed to detect short length scale disturbance.
为在压气机整机进入深度失速前检测到失速起始信号,提出了一种基于平均数值差分的短周期扰动检测方法。
2) short-term disturbance
短期扰动
3) Periodic perturbation
周期扰动
1.
The periodic perturbations on oscillatory states of CSTR - BZ reaction is studied by alternating flow rate in the experiment.
以流速为扰动参数,对连续搅拌釜式反应器(CSTR)中的Belousov-Zhabotinsky(BZ)反应体系进行周期扰动,改变扰动周期或扰动强度,在某些条件下,本征振荡可以扰动控制为另一类周期振荡形式。
2.
The chaotic motion of a planar 2R robot was suppressed efficiently by applying periodic perturbation.
应用混沌控制方法中的周期扰动参数方法有效地控制了平面2R机器人机构中的混沌运动。
3.
This paper investigates the orbits of sub-harmonic and chaos in power system under periodic and quasi-periodic perturbation.
研究了电力系统在周期和准周期扰动下的次谐和混沌轨道。
4) periodic disturbances
周期扰动
1.
In the track- following servo system of an optical disk drive, the eccentricity of optical disk will cause periodic disturbances on TE(tracking errors) signals.
随着光盘转速的大大提高,该周期扰动会降低激光光头循轨的性能。
5) periodic disturbance
周期性扰动
1.
Influence of periodic disturbance on statistic character of turbulent boundary layer;
周期性扰动对平板湍流边界层统计性质的影响
2.
Artificial periodic disturbances are introduced to the outer field of turbulent boundary layer in an open circular style water channel.
在开口式循环水槽底部湍流边界层外区中引入周期性扰动 ,利用 X型热膜探针对下游扰动进行测量 。
3.
To restrain the influence of the displacement-dependent periodic disturbances,a pseudo derivative feedback with feed-for-ward (PDFF) speed controller and a modified displacement repetitive controller were designed.
为了抑制周期性扰动的影响,设计了伪微分前馈反馈(PDFF)速度控制器和改进型位移重复控制器,并针对时变周期输入信号的跟踪问题,利用Lebesgue平方可积空间转换原理,将t-域时变周期的位移信号转换为θ-域固定周期的位移信号,以实现对时变周期输入信号的精确跟踪。
6) periodic small disturbance
周期小扰动
1.
With the method of the periodic small disturbance,the chaotic motion of the forced Brusselator is controlled.
研究了周期小扰动对强迫布鲁塞尔振子混沌运动的控制，计算表明，在一定扰动强度下，当扰动频率与原系统固有频率存在“简单”共振关系时，控制可以得到一定的稳定目标轨道，当扰动频率与原系统固有频率不可公度时，也能得到抑制混沌的效果。
补充资料：短日照植物(见光周期)
短日照植物(见光周期)
duanriZhao zh一WU短日照植物见光周期。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条