建立了含固相化学反应的光声模型。
A photoacoustic model for the solid phase chemical reaction was proposed.
本文首先介绍了光声技术的研究进程。
The research progress about PA techniques was introduced at the first of the thesis.
声比光传播得慢。
还有四个外部传感器用于光、声、触觉和超声波方面。
There are also four external sensors for light, sound, touch, and ultrasonics.
物理学专门研究力、运动、热、光、声、电、磁、辐射和原子结构。
Physics studies force, motion, heat, light, sound, electricity, magnetism, radiation, and atomic structure.
物理老师告诉我们光的速度比声的速度快。
Our physics teacher told us that light travels faster than sound.
用那永恒神圣的光与声充满它。
身后传来一声光剑的低吟，这就是他听到的全部。
光比声传播速度快。
照相机之于光犹如留声机之于声。
照相机之于光犹如留声机之于声。
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