英语词汇echo contour是什么意思，echo contour的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	echo contour
释义	echo contour　【电】回波等强线
随便看	quantity surveyor quantity theory quantity theory of money quantity to be conveyed quantity variance quantity variation series quantivalence quantivalency quantivalent quantization quantization quantization distortion quantization error quantization level quantization noise quantization of amplitude quantization of energy quantization restorer quantize quantize quantized quantized quantized quantized angular momentum quantized approximation

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