damping decrement

基本解釋

A method to analyze the resonant wavelength and damping decrement of the transmission spectrum of long period fiber grating (LPFG) with bending curvature was reported.
報(bào)道了一種分析長周期光纖光柵（LPFG）透射譜諧振波長和衰減率隨彎曲曲率變化的方法。
A method to analyze the resonant wavelength and damping decrement of the transmission spectrum of long period fiber grating (LPFG) with bending curvature was reported.
基于耦合模理論和微擾近似，研究了長周期光纖光柵（LPFG）彎曲傳感特性與彎曲曲率及光柵結(jié)構(gòu)參數(shù)（光柵長度和柵格周期）之間的關(guān)系。
The important action of eigenvector in estimating stability margin is investigated, and the limitation of both system damping and logarithmic decrement criteria is pointed out.
探討了特征向量在評估穩(wěn)定性裕度的重要作用，指出了傳統(tǒng)的對數(shù)衰減率與系統(tǒng)阻尼判據(jù)在評估軸承穩(wěn)定性裕度時(shí)的局限性。