单项选择题
A.87m3釜聚合釜温度大于75℃B.聚合釜温度大于70℃C.聚合釜压力小于1.4MpaD.聚合釜压力大于1.7Mpa
A.180-200m3/hB.200-210m3/hC.190-200m3/hD.220-240m3/h
A.15TB.17TC.12TD.14.8T