名词
中文翻译：四相调制色度信号
同义词：
['Quadrature-modulated color signal', 'Quadrature-modulated chrominance signal']
例句：
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1. Thequadrature-modulated color signal is used in digital television systems to enhance picture quality.
四相调制色度信号用于数字电视系统中，以提升画质。
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2.In the field of communication, quadrature-modulated chrominance signals are widely used for data transmission.
在通信领域，四相调制色度信号被广泛应用于数据传输。
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3. The quadrature-modulated chrominance signal has been proven to be more efficient and stable than traditional analog signals.
四相调制色度信号已被证明比传统的模拟信号更高效、更稳定。