单项选择题
A.10ppb B.15ppb C.20ppb D.25ppb
脱氯塔绝对压力()A.30±5kPaB.35±5kPaC.36±5kPaD.40±5kPa
单项选择题脱氯塔绝对压力()
A.30±5kPa B.35±5kPa C.36±5kPa D.40±5kPa
阳极液出口淡盐水NaCl浓度()A.180~190g/lB.190~220g/lC.190~200g/lD.2...
单项选择题阳极液出口淡盐水NaCl浓度()
A.180~190g/l B.190~220g/l C.190~200g/l D.200~220g/l
树脂塔树脂再生时用烧碱浓度()A.3%B.4%C.5%D.6%
单项选择题树脂塔树脂再生时用烧碱浓度()
A.3% B.4% C.5% D.6%