The kind of FGD equipment by the flue gas crossing the falling film on the axial finned -bundles is a new FGD technique.是什么意思_The kind of FGD equipment by the flue gas crossing the falling film on the axial finned -bundles is a new FGD technique.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句