1·A-operator method (AOM) is used to study the influence of the speed ratio and time varying meshing stiffness on rattling threshold speed of the gear system.
用算符分解算法(AOM)得到了系统的近似解析解，并研究了传动比和时变啮合刚度对拍击门槛转速的影响。
2·As a new technique of signal processing, wavelet analysis has excellent characteristics of time frequency localization and is suitable for analyzing time varying or transient signals.
作为一种日益获得广泛应用的信号处理新技术，小波分析具有良好的时频局域化特性，适应于时变和瞬变信号的分析。
3·As sinter is a typical time varying and nonlinear system with large delay time, it is difficult to describe the whole process using a mathematical model.
烧结是一个典型的时变、非线性、大滞后的系统，很难用一个确定的数学模型去描述整个过程。
4·With combination of the above subspace tracking algorithm with SVD- ESPRIT algorithm, an adaptive ESPRIT algorithm is presented to track the time varying DOAs.
将该跟踪算法与SVD -esprit算法相结合，得到的自适应esprit算法可用于对时变的信号DOA进行跟踪估计。
5·Bandwidth describes the instrument's ability to respond to time varying signals over a range of frequencies.
带宽说明了仪器在某一频率范围内响应时变信号的能力。