The gas and particle phase in the gas solid two phase plane mixing layers flow is numerically simulated using the discrete vortex method and trajectory method respectively.
对气固两相平板混合层流动，采用离散涡方法模拟气相场，轨道法跟踪颗粒的运动。
Fluidized bed drier enjoys advantages of even solid particle mixing and large heat and mass transfer area of gas and solid phase.
流化床操作具有固体颗粒混合好，气固两相传热传质表面积大等优点。
The observed parameters of the experiments are the mixing time and the angle of gas-liquid phase region.
实验考察指标为混匀时间和气液两相区夹角。
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