the frequency area
英
美
- 频率域
双语例句
- The techniques adopted include magnetic method, gravity, transient electromagnetic method, frequency domain electromagnetic method, direct current method and seismic method.
其中包括磁法，重力，瞬变电磁法，频率域电磁法，直流电法和地震法等。 - The watermark is embedded in the significant coefficient in the low frequency was found to be robust, but the watermarked image is easily visible distortion.
将浮水印藏在影像频率域中的低频带的重要系数，经研究可使浮水印较具强韧性来抵抗外部影像处理攻击，但也因此牺牲影像的品质。
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