Once the reaction in the fluid bed is succeed, the Dowtherm system will be used to cool the fluid bed and maintain the operation of the fluid bed.是什么意思_Once the reaction in the fluid bed is succeed, the Dowtherm system will be used to cool the fluid bed and maintain the operation of the fluid bed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句