Chain growth factor in the derived models was no long a constant. Hence the new model is suitable for interpreting non - ideal Anderson -Schulz - Flory (ASF) distribution on iron based catalyst.

• 该模型中由于引入烯烃再吸附项链增长几率不再是一个常数；因而更适合于解释铁基催化剂上非理想Anderson-Schulz-Flory产物分布.