The results show when the content of Al2O3 in the fly ash in entrance and exit of ESP is 44.2% and 47.8%, the resistivity of fly ash is over 1012?是什么意思_The results show when the content of Al2O3 in the fly ash in entrance and exit of ESP is 44.2% and 47.8%, the resistivity of fly ash is over 1012?在线翻译_英语_读音_用法_例句