The expression for exciting with a laser line source is derived through analyzing the principle of exciting surface ultrasonic waves by a laser point source.
通过对点光源激励声表面波的机理进行分析，推导出线光源激励的表达式。
The expression for exciting with a laser line source is derived through analyzing the principle of exciting surface ultrasonic waves by a laser point source.
通过对点光源激励声表面波的机理进行分析，推导出线光源激励的表达式。
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