单项选择题
A.140~160B.145~168C.145~155D.145~165
C-407塔的压力(绝压)不大于()kPaAA.11B.12C.13D.14
单项选择题C-407塔的压力(绝压)不大于()kPaA
A.11B.12C.13D.14
C-406塔的压力(绝压)不大于()kPaAA.13B.17C.21D.23
单项选择题C-406塔的压力(绝压)不大于()kPaA
A.13B.17C.21D.23
C-406塔釜温度范围()℃A.140~160B.145~155C.135~155D.145~165
单项选择题C-406塔釜温度范围()℃
A.140~160B.145~155C.135~155D.145~165