振幅频率特性[曲线]，幅频特性 amplitude-frequency characteristic 振幅-频率畸变 amplitude-frequency distortion 幅频响应，幅度-频率响应 amplitude-frequency response ..
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振幅对频率的畸变 [电子] amplitude versus frequency distortion
振幅-频率畸变
Amplitude-frequency distortion
以上为机器翻译结果，长、整句建议使用 人工翻译 。
当桩身缺陷位于一维“盲区”范围时，反射波波形畸变，并呈强振幅，低频率之特征。
When the defect of pile body is located at the range of one - dimensional blind areas, the wave form of the reflected wave distorts and shows the characteristics of strong amplitude and low frequency.
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