对两种纳米SiO2材料及两种SiO2改性物的透射及漫反射红外光谱进行了研究。漫反射红外光谱法更能表征出纳米SiO2材料及其改性物结构......

A novel grey Markov chain predictive model is discussed to reduce drift influence on the output of fiber optical gyrosco......