It eliminates the disadvantages of disturbing bed flowing measured by contact apparatus, and is propitious to test the flowing pattern of gas-solid in PFB.是什么意思_It eliminates the disadvantages of disturbing bed flowing measured by contact apparatus, and is propitious to test the flowing pattern of gas-solid in PFB.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句