短語詞組短語power law exponent 冪律指數(shù)power spectrum exponent 功率譜指數(shù)power -exponent 冪power r exponent 冪指數(shù)power and exponent function 指數(shù)函數(shù)和冪函數(shù)power convergence exponent 冪歛指數(shù) 返回 power exponent