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perturbations

英 [ˌpɜːtə(ː)ˈbeɪʃənz]

美 [ˌpɜrtərˈbeɪʃənz]

n.  忧虑; 不安; 烦恼; 摄动; 微扰; 小变异
perturbation的复数

化学

柯林斯词典

  • N-VAR (尤指不常出现的)小变化
    Aperturbationis a small change in the movement, quality, or behaviour of something, especially an unusual change.
    1. ...perturbations in Jupiter's gravitational field.
      木星重力场的微小变化
  • N-UNCOUNT (某事引起的)忧虑,不安,烦恼
    Perturbationis worry caused by some event.
    1. This message caused perturbation in the Middle East Headquarters.
      这则消息在中东总部引起了不安。

双语例句

  • Over last years, new systems have been developed to mitigate these perturbations and improve power quality.
    近年来,为了减轻这些扰动和提高供电质量,新的系统被研制。
  • Stability of Multiobjective Programming under the Constraint Cone and the Control Cone Perturbations
    约束锥和控制锥扰动多目标规划的稳定性
  • Under the action of universal gravitational forces the small perturbations will grow.
    在万有引力的作用下,小扰动会加强。
  • The sensitivity of infiltration coefficient to water table perturbations is higher than that of specific yield.
    对水头摄动量影响的灵敏度,两个随机参数中渗透系数较大,给水度较小。
  • Analysis of a three-species predator-prey system with impulsive perturbations and non-monotonic functional response
    具有脉冲扰动和非单调功能反应的三种群捕食系统的分析
  • Planetary perturbations make the earth's orbit about the sun irregular.
    行星的摄动使得地球绕太阳的轨道是不规则的。
  • All perturbations from normal, including vital signs and unusual symptoms, must be addressed.
    必须排除对对正常所有状态如生命体征和异常症状的所有干扰。
  • Operator perturbations of Bessel sequences in a Hilbert space
    Hilbert空间中Bessel列的算子扰动
  • Dynamic characteristics of the station keeping point and orbit perturbations are finally discussed.
    最后讨论保持点的动力学特性和轨道摄动对保持点的影响。
  • Adaptive robust stabilization for a class of dynamical systems with delayed state perturbations;
    本文研究一类非线性定常离散系统的鲁棒关联稳定性问题。