The formulas for the transformation of sound levels between linear spectrum and multiplex frequency band, or among various multiplex frequency bands, are derived and the corrected value is calculated.
推导线性谱声压级、倍频带声压级以及各倍频带声压级之间的转换公式，计算出修正值。
According to the theory of orthogonal multiplex, frequency division multiplex (FDM) and time division multiplex (TDM) belong to orthogonal multiplex.
根据正交分割理论，现在流行的频率分割制(FDM)和时间分割制(TDM)都属于正交分割的范畴。
According to the theory of orthogonal multiplex, frequency division multiplex (FDM) and time division multiplex (TDM) belong to orthogonal multiplex.
根据正交分割理论，现在流行的频率分割制(FDM)和时间分割制(TDM)都属于正交分割的范畴。
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