• 1. frequency response characteristic: 频率响应特性 | 频率特性
• 2. phase-frequency response characteristic: 相频特性 | 相频特征
• 3. directional frequency response characteristic: 方位频率响应特性

更多释义

• 1.The acoustic generator improves the frequency response characteristic and saves cost.
  改善了发声器的频响特性，节约了成本。
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• 2.Frequency response characteristic and amplitude response characteristic have been measured.
  测量了幅度响应特性和频率响应特性。
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• 3.Main dynamic performance is as follows, frequency response characteristic and steps response characteristic.
  主要的动态性能有：频率响应特性和阶跃响应特性。
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