nonperiodic是什么意思_nonperiodic怎么读_nonperiodic的用法_翻译_短语搭配_权威例句

同近义词

• adj.[数]非周期的

  acylic   /   acyclic

词组短语

1. nonperiodic inspection 不定期检验

2. Deterministic Nonperiodic Flow 确定性的非周期流

3. nonperiodic å 非周期的

4. nonperiodic statistical report 不定期统计报表

5. nonperiodic cycle 性循环

6. nonperiodic load 非周期性电容加载

7. Nonperiodic Pulse 非周期脉冲干扰

8. nonperiodic phenomena 数 非周期现象

9. nonperiodic production 计划 非周期性生产

权威例句

1. These signals are instantaneous and nonperiodic, some of them have very high frequency.

这些信号是瞬变的非周期的单次脉冲信号，有的频率很高。

2. Two models of 2d photonic crystal of line defects and nonperiodic dielectric rods are established. The finite-difference-time-domain method is developed for the study of bandgap.

构建了介质柱间距变化的变周期结构以及介质柱半径线缺陷两种二维光子晶体模型，并将时域有限差分法用于其能带特性研究。

3. The spectrum presents a series of nonperiodic sharp peaks between 300~ 500 nm, which is attributed to the coherent transition radiation ( CTR) of hot electron generated by v × B acceleration mechanism near 400 nm ( 2 ω_0).

光谱在300～500nm之间出现一系列非周期锐利尖峰，在400nm（2ω0）附近出现的尖峰应归因于v×B加热机制产生的超热电子引起的相干渡越辐射（CTR）。

4. A Method of Nonperiodic Dynamic Programming for Railroad Capacity Development Optimization

线路运输能力发展优化的不定期动态规划方法

5. Algorithms based on sinusoidal function model just need short data window and compute uncomplexly, but the actual power signals usually contain nonperiodic component and high frequency component, so the band-pass filter is cooperated with.

正弦函数模型算法所需要的数据窗较短，计算也不复杂，但实际电网信号往往是带有非周期分量和倍频以及高频分量，因此要与带通数字滤波器配合使用。

6. By a mass of simulating experiments, we confirm the time scope of stochastic noise truncation, which is comparable to the general continuous time length of seismic prospecting wavelet and ensures the chaotic vibrator system to be a nonperiodic phase-state in detecting the wavelet.

经过大量仿真实验确定出满足通常地震勘探子波延续时间的使混沌振子检测子波不呈现周期相态的随机噪声截断时间范围。

7. The results of the studies indicate that the time-evolution of atomic particle's occupancy of the four-level system is nonperiodic.

计算结果表明，四能级系统原子粒子数布居的时间演化不具有周期性。

8. The signal of impact is a nonperiodic signal. Through measuring the impact power and the impact response under the impact impulse, and analyzing the frequency spectrum, ultimately the vibration transmissibility of cushioning materials can be obtained.

基于冲击信号是一非周期信号，在冲击脉冲作用下通过测量冲击激励和在该激励下的冲击响应，对其进行频谱分析，最后得出振动传递率。

9. Furthermore, the effect of Combinatorial Nonperiodic Defected Ground structure (CNPDGS) on the characteristic of the low-pass filter formed by the CNPDGS structure is studied.

分析了在原有的低通滤波器的基础上加入了非周期缺陷接地结构后对滤波特性的影响。

10. Nonlinear computation instability problem of conservative difference equations with nonperiodic boundary conditions is further discussed, and some effective ways to avoid nonlinear computation instability are included;

进一步讨论了带周期边条件的守恒型差分格式的非线性计算稳定性问题，总结了克服非线性不稳定的有效措施；

11. Defected ground structure (DGS) is a nonperiodic structure proposed in recent years, which means machining various shapes of etching on the ground plane.

即缺陷接地结构，它是近年来提出的一种在微波平面电路接地版上刻蚀出非周期形状的结构。

12. Dynamic associative memory and essential characteristics of chaotic neural network is dealt with: nonperiodic chaos, chaotic attractors, and sensitivity to starting condition.

以混沌神经网络为基础，研究其非线性动力学特性、混沌吸引子轨迹以及对初始条件的敏感性，实现混沌神经网络的动态联想记忆功能。

13. Performance Investigation of Photonic Crystal with Flawed and Nonperiodic Structures

缺陷和变周期结构光子晶体特性研究

14. The window Fourier transform(WFT )is one solution to the problem of better representing the nonperiodic signal.

窗口傅里叶变换能够更好的解决关于非周期信号的表示问题。

15. The beam envelop analysis for nonperiodic systems

非周期系统束流包络分析

16. However, nonperiodic lattices have no correspond-ing band-gap structures.

而非周期调制的光学格子并不没有相应的带-隙结构。

17. We discuss the nonperiodic abnormal stripe noise due to the spaceborne SAR system itself, and present an area filtering method in two-dimensional frequency domain.

对于因雷达系统本身原因而产生的一些非周期不规则条纹噪声进行讨论，针对此类噪声提出一种二维频域区域滤波的算法。

18. But nonperiodic Hubbard model are different from an uniform model, there is no charge density wave state in uniform model.

同时，非周期赫伯德模型与均匀赫伯德模型也不同，在均匀赫伯德模型中只有自旋密度波，不存在电荷密度波。

19. Finding Cycles: periodic and Nonperiodic.

寻找周期：周期的和非周期的。

20. Complex implies just that, nonlinear implies recursion and higher mathematical algorithms, and dynamic implies nonconstant and nonperiodic.

复杂意谓它就是那样，非线性意谓递归和更高数学法则，而动态意谓非常数及非周期。

21. The scientific and philosophy location of complexity concept was discussed, and a definition was given that "there are many distinguishable states that are meaningful, uncertain and nonperiodic".

讨论了复杂性概念的科学及哲学定位，给出复杂性概念的一个界定：存在多个有意义、不确定、非周期的可区分状态。

22. Study of method of digital filter for nonperiodic signal

非周期信号数字滤波综合方法

23. Comparing with Fourier full-cycle filtering method, it has more advantageous in restricting nonperiodic component.

它较之全周波傅氏滤波方法在抑制非周期分量影响等方面性能更优。

24. This paper explains a new nonperiodic Amplitude-Phase Code, which has multi-level quantized amplitude and low auto-correlation sidelobes.

本文提出一种新的非周期幅相码，这种码具有多种幅度和相位，其自相关函数副瓣电平比较低。

25. A Scheduling Algorithm of Nonperiodic Tasks in Real-Time Systems

一种实时系统中非周期任务的调度算法

26. The scientific and philosophy location of complexity concept was discussed, and a definition was given that" there are many distinguishable states that are meaningful, uncertain and nonperiodic".

讨论了复杂性概念的科学及哲学定位，给出复杂性概念的一个界定：“存在多个有意义、不确定、非周期的可区分状态”。

27. Compared with the periodic signal, it is more complex for the circuit design and its realizability of the nonperiodic signal.

非周期信号与通常的周期信号相比，无论是在电路设计还是在电路的实现方面都要复杂得多。

28. A symmetrical ferromagnetic bilayer film is investigated under the nonperiodic boundary condition and considering anisotropic field at two surfaces, by using the rescaling interface approach.

在非周期性边界条件和在考虑表面各向异性场的情况下，应用界面重参数化方法精确求解了两层对称铁磁薄膜中的低能自旋波本征问题。

29. The authors present a new real-time scheduling algorithm with fault-tolerance for nonperiodic tasks.

提出了一个动态处理非周期实时任务的容错算法。

30. Based on model analysis, simulation has been done on periodic and nonperiodic DGS structure, their frequency characteristic and their applications in microwave circuit have been presented.

在模型研究基础上，对周期与非周期性的DGS结构进行了仿真分析，相应给出了它们的频率特性及其在微波电路中的应用。