短語詞組短語rectification packed column 填充精餾塔英語;繙譯cryogenic rectification column 深低溫精餾塔Rectification column design 精餾塔設計double rectification column [化工]雙級精餾塔continuous rectification column 連續(xù)精餾塔methanol rectification column 甲醇精餾塔packed rectification column 填料精餾塔plate rectification column 板極整六Rectification column pressure 精餾塔壓力 返回 rectification column