听力原文:W: Would you like to go to the party tomorrow evening? M: I'd love to. But I'll have a meeting then. Q: What will the man do tomorrow evening? (18)
【简答题】在连续精馏塔中,原料的流量和进料组成及操作条件下的平均相对挥发度如习表4-3所示。 习表 4-3 组分 CH 4 C 2 H 6 ( l ) C 3 H 6 ( h ) C 3 H 8 i-C 4 H 10 n-C 4 H 10 合计 流量 F ( kmol/h ) 5 35 15 20 10 15 100 α i,h 10.95 2.59 1.00 0.884 0.442 0.296 按照分离要...