短語(yǔ)詞組短語(yǔ)quadrature chrominance signal 正交彩色信號(hào)quadrature phase subcarrier signal 正交相位副載波信號(hào)quadrature signal generator 正交信號(hào)發(fā)生器quadrature modulated chrominance signal 正交調(diào)制彩色信號(hào)quadrature signal generation 正交信號(hào)產(chǎn)生Quadrature Doppler ultrasound signal 正交多普勒超聲信號(hào)if signal quadrature sampling 中頻正交采樣direct if signal quadrature sampling 中頻正交采樣 返回 quadrature signal