The effects of the amount of Yb3+ doping and the calcination temperature on the phase transformation, crystallite size, surface texture of the nanopowders were investigated by XRD and BET surface area.是什么意思_The effects of the amount of Yb3+ doping and the calcination temperature on the phase transformation, crystallite size, surface texture of the nanopowders were investigated by XRD and BET surface area.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句