The results show that the mass distribution of the coagulated ash particles still follows the R-R distribution and the same size particles have a Boltzmann charge distribution.

• 结果表明：荷电颗粒群经历外电场作用下的凝聚过程后，其粒径分布仍然保持R-R分布状态，只是平均粒径加大，粒径分布更加集中；