短語詞組短語Difference modulated laser spectrum 差分調(diào)制激光光譜photo -modulated reflectance spectrum 光調(diào)制反射光譜frequency modulated laser absorption spectrum 激光頻率調(diào)制吸收光譜spectrum modulated 頻譜調(diào)制linear amplitude -modulated and frequency-modulated spectrum 線性調(diào)幅調(diào)頻譜modulated photo -reflection spectrum 光調(diào)制光譜spread spectrum modulated 擴(kuò)頻碼調(diào)制 返回 modulated spectrum