Coexisting of Periodic Attractor in Deterministic Underdamped Ratchets

确定性 欠 阻尼棘齿系统中的周期吸引子共存现象

However the highly underdamped characteristic of small-scale helicopter makes it have poor wind resistant ability .

然而，小型 无人直升机高度的 欠 阻尼特性使其抗风能力普遍不佳。

The results of the experiments and the identifications show that the structural vibration system with non-proportional damping may become a defective system within underdamped case and frequency-response properties of a defective system can be correctly expressed only by the generalized mode theory .

实验模态分析结果表明，具有非比例阻尼的结构振动系统，在 欠 阻尼范围内，系统是可以成为亏损的；对于亏损系统，其频响特性只有用广义模态理论才能正确地描述。

The underdamped motion of the Brownian particle in a tilted periodic potential was mulated by Runge-Kutta algorithms .

运用二阶龙格-库塔方法，对一维倾斜周期势中的 欠 阻尼运动进行了计算机模拟。

Stochastic Resonance in Underdamped Harmonic Oscillator with Time Modulated Cross-correlated Dichotomous Noise

周期调制互关联双态噪声 驱动 欠 阻尼谐振子 系统的随机共振炭粒传声器中的短周期电阻变化

Random dynamic pressures from the optimized tubing system an overdamped tubing system and an underdamped tubing system are also compared .

进一步对比了当输入信号为随机压力时，测压管路系统分别为优化后的测压管路系统、强阻尼及 弱 阻尼测压系统 测量的压力信号。

Phase locking in deterministic underdamped ratchets is studied . It is found that three periodic rotating orbits can coexist in the system .

研究了确定性 欠 阻尼棘齿 系统中的锁相问题，发现系统可以同时存在3个周期吸引子。

Draw the underdamped over the way of damping and the case of the metal ground zero mode current oscillation . 4 .

得出 欠 阻尼、过阻尼与金属接地情况下零模电流的振荡方式。

An example of finding optimal damped ratio in second order underdamped control system is given .

以二阶 欠 阻尼控制系统的设计为例，优化出系统的最佳阻尼比。

A Method for Estimating Damp Ratio of a Underdamped System

测定 欠 阻尼系统阻尼比的一种方法

A new method of estimating damp ratio of a underdamped system is presented by calculating area ratio of two contiguous periods which is applicable to experimentation .

提出了一种适用于实验 测量 欠 阻尼系统阻尼比的方法，即通过计算相邻两个周期 波形的面积 之比来 测定 系统的阻尼比。

Underdamped responses of a well to nearby swarm earthquakes off the coast of Ito City central Japan 1995

1995年日本中部 伊东市近海震群附近一水井的 弱 阻尼响应

We apply a Langevin model by imposing additive and multiplicative noises to study thermally activated diffusion over a fluctuating barrier in underdamped dynamics .

本文从一个由加性噪声和乘性噪声驱动的朗之万方程 出发，研究了 欠 阻尼动力学 系统涨落势垒作用下的扩散 性质。

Dynamic Parameter Estimation of a Second-Order Underdamped System

二阶 欠 阻尼系统动态参数的 自动测定