packing fraction造句

• Packing fraction of fibre
  纤维敛集率
• The module was divided into sub - channels , and the hydrodynamics in each channel was just the function of the local cell packing fraction . based on the theoretical probability density distribution functio
  在装填密度较小的时候，紊流倾向十分明显；当装填密度较大的时候，壳程的流动状况与层流相对比较接近。