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
- Research on Variable Perturb Step MPPT Control of Photovoltaic System
光伏发电系统变步长MPPT控制策略研究 - The perturb& observe algorithms and Incremental Conductance Algorithm are mainly introduced for MPPT.
MPPT方法主要介绍了扰动观测法和电导增量法，实现了功率寻优要求。 - 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。 - For the perturb& observe algorithm, if the tracking step is short enough, the tracking accuracy will be ideal, but with more iteration.
如果跟踪步长选取的比较小，扰动观测法的跟踪精度也比较理想，但迭代次数较多。 - Thirdly, a data perturbing method is described to perturb original data by applying "single attribute transition probability matrix".
然后描述了通过单属性转移概率矩阵来变换原始数据的数据变换方法。 - 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。 - Apply high-order sliding mode to deal with the problem in fast dynamic systems with perturb
高阶滑模在具有扰动的快变动力控制系统中的应用 - However, folic acid, especially at high dose, can aggravate the premature differentiation of NSCs in embryos exposed to hyperglycemic and diabetic conditions, which may perturb the internal environment and be detrimental to the normal development of CNS.
然而，叶酸尤其是高剂量叶酸，可能加重高血糖组和糖尿病组胚胎端脑神经干细胞的过早分化，干扰脑内环境，最终可能影响中枢神经系统的正常发育过程。 - , we used actin polymerization inhibitor latrunculin B ( LATB) under quantitatively controlled conditions to perturb the actin cytoskeleton and observation with laser scanning confocal microscope.
花粉管生长中的作用，我们应用不同浓度的微丝聚合抑制剂latrunculinB（LATB）处理花粉管，并通过激光共聚焦显微镜观察微丝聚合状态的动态变化。 - 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。