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
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.- ...perturbations in Jupiter's gravitational field.
木星重力场的微小变化
- ...perturbations in Jupiter's gravitational field.
- N-UNCOUNT （某事引起的）忧虑，不安，烦恼
Perturbationis worry caused by some event.- This message caused perturbation in the Middle East Headquarters.
这则消息在中东总部引起了不安。
- This message caused perturbation in the Middle East Headquarters.
双语例句
- Due to the effects of perturbations, the distribution of air pollution often presents irregular undulations.
受近地层局地小扰动的影响，大气污染浓度分布常呈现不规则起伏。 - Operator perturbations of Bessel sequences in a Hilbert space
Hilbert空间中Bessel列的算子扰动 - Robust Stabilization of a Nonlinear Neutral Varying Delay System with Nonlinear Perturbations
一类中立型非线性扰动变时滞系统的鲁棒稳定 - 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 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。 - Stage-Structured Predator-Prey Model with Delay and Impulsive Perturbations on Predator
具有脉冲投放捕食者阶段结构时滞的捕食-食饵模型 - 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 - 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。 - 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。 - The fact is that small density perturbations or departures from perfect homogeneity, are unavoidable in such a medium.
小的密度扰动或对理想均匀性的偏离在这样的物质中不可避免。