结果表明，旋转导向管能改善物料的运动特性，并能改变物料落在环形区时的分布。
The results show that the rotating draft tube can improve the movement of particles and change the distribution of particle in the annular.
为研究“新型旋转导向管喷动床”的性能，采用油菜籽为原料，进行了流体动力学试验。
To study the performance of Spouted Bed with Rotating Draft Tube (RDTSB), the rapeseeds were taken as raw material for carrying out the fluid dynamics experiment.
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