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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

  • Initial perturbations scheme is one of the important problems in the ensemble prediction.
    初始扰动方案是集合预报研究的核心问题之一。
  • Closedness and Semicontinuity of Cone Efficient Solution Sets for Multiobjective Programming under Two Perturbations
    双扰动多目标规划锥有效解集的闭性和半连续性
  • 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
  • A food chain model of three species with impulsive perturbations and mixed functional response is proposed and studied.
    提出并研究了一类具有脉冲干扰和混合功能反应的三种群捕食链模型。
  • The question on bifurcation of limit cycles in quadratic conservative perturbations of a quadratic integrable system is discussed.
    研究了一个具有同宿轨的二次可积系统在二次保守扰动下的分支现象。
  • 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。
  • Operator perturbations of Bessel sequences in a Hilbert space
    Hilbert空间中Bessel列的算子扰动
  • The Bifurcations of Limit Cycles for a Linear System with 9-degree Perturbations;
    一类线性系统在9次扰动下的极限环分支(英文)
  • Perturbations of Bessel sequences of order 1 in a Banach space
    Banach空间中的1阶Bessel列的扰动
  • 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。