短語詞組短語law exponential absorption 指數(shù)吸收定律Keywords Exponential absorption formula 朗伯exponential absorption law 指數(shù)吸收定律exponential absorption formula 指數(shù)吸收公式exponential absorption of gamma rays 加馬射線指數(shù)吸收absorption exponential 指數(shù)吸收 返回 exponential absorption