The purely acicular Sr_(0.5)Ba_(0.5)Nb_2O_6 (SBN50) particles were prepared by both carbonate precursor and nitrate precursor.是什么意思_The purely acicular Sr_(0.5)Ba_(0.5)Nb_2O_6 (SBN50) particles were prepared by both carbonate precursor and nitrate precursor.在线翻译_英语_读音_用法_例句