AMT公司的 失真效果器均采用内置式 箱体模拟线路，前置放大器和内置式降噪线路。
All AMT pedals are designed to sound equally as good through an amp or direct recorded due to built-in cabinet emulation circuitry.
基于变密度拓扑优化方法和声-结构耦合系统有限元模型，对四角固支箱体模拟的飞机座舱进行了减振降噪分析。
The structural topology optimization method—variable density method is used to optimize the topology of an acoustic_box for interior sound pressure reduction.
通过声模拟实验和声振分析计算以及振动测量，研究了床头箱体在整机噪声中的作用。
Thereafter, with the sound simulation and the vibration measurements, the effects of the headstock on the noise of the lathe are studied.
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