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1 MHz was used to induce sonoluminescence (SL) from air saturated water at the input electric power in the range of 0-120W.

1MHz，声辐射面积为3cm~2的换能器，在输入电功率0－120W范围内研究了被空气自然饱和的纯水中声致发光强度和输入电功率在大范围内变化时的关系。