perturb
英 [pəˈtɜːb]
美 [pərˈtɜːrb]
v. 使焦虑; 使不安
过去分词：perturbed 过去式：perturbed 第三人称单数：perturbs 现在分词：perturbing
BNC.18847 / COCA.21889
牛津词典
verb
- 使焦虑；使不安
to make sb worried or anxious- Her sudden appearance did not seem to perturb him in the least.
她的突然出现似乎一点也没有令他不安。
- Her sudden appearance did not seem to perturb him in the least.
柯林斯词典
英英释义
verb
- throw into great confusion or disorder
- Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt
- disturb in mind or make uneasy or cause to be worried or alarmed
- She was rather perturbed by the news that her father was seriously ill
- cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull
- The orbits of these stars were perturbed by the passings of a comet
- disturb or interfere with the usual path of an electron or atom
- The electrons were perturbed by the passing ion
双语例句
- The method of array auto-calibration for wideband sources is discussed. A new method is proposed. This method can calibrate the unknown error of sensor gain and phase, array shape perturb and sensors coupling by assistant sensors.
利用辅助阵元，针对存在阵元通道幅相误差、阵元位置误差、阵元间互耦的阵列，提出了宽带非平稳信号模型下阵列误差自校正的方法。 - The method takes the results obtained by GA after a few evolutions ( rough GA) as the initial solution, then, the IWO is employed to perturb the initial solution in order to improve the global searching ability and accelerate the convergence speed.
该算法将GA初步进化（粗GA）得到的结果作为初始解，利用IWO算法对其进行微扰，以提升算法的全局搜索能力，加快其收敛速度。 - The problems of shop floor alienation which perturb management.
困扰管理部门的工人异化问题。 - Finally, simulating experiment for the whole system is carried through with the stator flux-oriented vector strategy and control arithmetic of rotor speed perturb and power observation.
最后本文采用定子磁场定向的矢量控制策略，结合转速扰动功率观测的控制算法对转子侧进行了仿真验证。 - Molecular fluorine reaction with Si ( 100) 2 × 1 does not perturb the Si-Si dimer bond and the reaction virtually ceases at one monolayer of F coverage for F_2 at low incident kinetic energy.
F2与Si（100）2×1反应并不扰乱Si-Si二聚键，在F2入射平动能低时反应实际上在氟的复盖度为一个单层上停止进行。 - The simulation results indicate that Perturb& observe Algorithm is also an effective method to achieve the maximum power point tracking with simple algorithm.
仿真结果表明，干扰观测法能有效地实现最大功率跟踪，是一个简单有效的最大功率跟踪方法。 - Headache, fever, minor bruises and just simple difficulties and challenges in day to day life perturb us, sadden us.
头痛，发烧，轻微的擦伤和只是简单的困难和挑战，在一天一天的生活打乱我们，我们痛心。 - The initial solution has little effect on the algorithm: when the algorithm is trapped into a local optimum, it needs to perturb the best-so-far solution and continue the searching process, while the perturbation strength has significant effect on the performance of the algorithm.
该算法对初始解不是很敏感：当算法陷于局部极小时，需要对当前最优解做扰动并继续搜索，此时扰动强度对算法的性能有明显的影响。 - To protect personal privacy, we perturb personal data with a randomization algorithm and then do modeling based on it The paper introduces the development of the privacy preservation issue, the generic algorithm of randomization and the foreground of the privacy preservation technology.
为了保护个人隐私，我们首先对一些私有数据进行随机化处理，在此基础上再进行建模。本文介绍了隐私保护课题的发展、随机化处理方法的一般算法及隐私保护技术的发展前景。 - Pseudo-random sequence generated by PB-PLCM ( perturb based piecewise linear chaotic map) is used in the designing of stream cipher, the fine statistical properties of the sequence make it easy to obtain a high security lever.
结合数字混沌理论和传统流密码技术，应用加扰分段线性混沌映射（PB-PLCM）系统设计了一种基于数字混沌动力学系统的序列密码。