本文第二部份导出了受到各种类型宽带激励的单自由度拟线性二阶系统的简化fpk方程系数的计算公式。
The formulas to evaluate the coefficients of the simplified FPK equation for several types of wide-band excitations are deduced.
考核结构件在宽带随机激励下的强度，需要考察结构的峰值应力响应。
The peak value of stress response is important when the strength of the structure in broadband random vibrations is considered.
根据功放的实测AM-AM、AM-PM特性，采用时域分析方法，并应用带通非线性理论和数字信号处理技术，分析了宽带数字调制信号激励下的射频功率放大器非线性失真特性。
The method is based on AM-AM?AM-PM characteristics of a nonlinear power amplifier and application of band -pass nonlinearity theory and digital signal processing techniques.
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