In addition, elutriation, growth, shrinkage and reaction act differently for the different-sized particles in the bed. 此外,扬析、大、小和反应对床层中不同粒度的颗粒所引起的作用也不相同。
Elutriation \E*lu`tri*a"tion\, n. The process of elutriating; a decanting or racking off by means of water, as finer particles from heavier.