The structure of the 2~# POC dry blast furnace gas (BFG) holder at SISG is described, and measures of improving the holder are introduced based on the experience with operating the 1~# POC dry gas holder.是什么意思_The structure of the 2~# POC dry blast furnace gas (BFG) holder at SISG is described, and measures of improving the holder are introduced based on the experience with operating the 1~# POC dry gas holder.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句