本文首次对普救寺莺莺塔的回声效应进行全面分析。
Yingying Pagoda of Pujiu Temple has special effect of echo. Tn this paple, we study the echo effect for the first time.
用数值方法研究了双稳随机动力系统的信号调制噪声效应。
We study numerically the effect of signal modulating noise in bistable stochastic dynamical systems.
粉煤灰光声效应的产生源于粉煤灰材料对入射调制光能量的吸收。
The photo-acoustic effect results from the absorption of modulated light energy.
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