求翻译：正交振幅调制是用独立的基带数字信号对两个相互正交的同频载波进行抑制载波的双边带调制，利用这种已调信号在同一带宽内频谱正交的性质来实现两路并行的数字信息传输是什么意思？

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Quadrature amplitude modulation is independent of the baseband digital signal to the two orthogonal frequency with the carrier to suppress the carrier's sideband modulation and uses that have been redeployed signal at the same bandwidth spectrum to the nature of the orthogonal to the achievement of

正交振幅调制是用独立的基带数字信号对两个相互正交的同频载波进行抑制载波的双边带调制，利用这种已调信号在同一带宽内频谱正交的性质来实现两路并行的数字信息传输

Quadrature amplitude modulation is independent of base-band digital signal on two orthogonal frequency carrier suppressed double sideband modulation of the carrier by this modulated signal at the same bandwidth spectrum properties of orthogonal to achieve two parallel digital data transmission

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