PROII 数据报告英文简写疑问? 在PROII中,做一个浮阀 精馏塔 。报告里面有一部分是精馏塔塔板和塔尺寸的数据,其中在表头DESIGN 中有个FF的数据项,请问这个FF 是代表什么意思?另外NP又代表什么意思,请高手指点。谢谢。 TRAY VAPOR LIQUID VLOAD -- DESIGN -- NEXT SMALLER NEXT LARGER NP M3/S M3/S M3/S DIA, MM FF DIA, MM FF DIA, MM FF ---- ----- ------- ----- ------- ---- ------- ---- ------- ---- -- 2 0.288 0.00008 0.021 644.6 54.4 610. 60.9 762. 39.0 1 MECHANICAL RESTRICTION ON TRAY 2, FOR FF = 70.0, CALCD. DIA = 568.4 DIAMETER IS LESS THAN 1219.2 MM AND DC WIDTH IS LESS THAN 101.6 MM 3 0.288 0.00008 0.021 644.5 54.4 610. 60.9 762. 39.0 1 MECHANICAL RESTRICTION ON TRAY 3, FOR FF = 70.0, CALCD. DIA = 568.3 DIAMETER IS LESS THAN 1219.2 MM AND DC WIDTH IS LESS THAN 101.6 MM 4 0.288 0.00008 0.021 644.3 54.4 610. 60.8 762. 39.0 1 MECHANICAL RESTRICTION ON TRAY 4, FOR FF = 70.0, CALCD. DIA = 568.1查看更多5个回答 . 5人已关注