准确地测量叶片实际振动的频率和振幅已成为透平机械的一个重要研究方向。
Exact measurement for the actual vibration frequency of the blade was the focus.
因此，全息测量被广泛应用于叶片振动的实验研究。
Thus, holography has been applied to the experimental research on blade vibration.
因此，全息测量被广泛应用于叶片振动的实验研究。
Thus, holography has been applied to the experimental research on blade vibration.
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