The solid holdup decreases with the increase in the superficial gas velocity.
固含率随表观气速的增加而降低，且沿轴向变化较大。
One dimensional sedimentation dispersion model simulates the axial distribution of solid holdup well.
固含率轴向分布的一维沉降-扩散模型模拟值与实验值吻合较好。
Distributions of gas and solid holdup along radial and axial directions are investigated and simulated.
对气液固三相循环流化床中气固相含率沿轴径向的分布进行了实验研究和模拟。
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