针对环形喷动床采用旋转锥播料器对环形空间给料的方法，研究喷动风速和床上物料量对颗粒混合规律的影响。
Aiming at rotating cone feeders used in annular spouted beds, the influence of spouting air velocity and the amount of hold-ups on particle mixing has been investigated.
实验床中的各移动节点都运行按需单播路由协议与多播路由协议，并可通过基站系统与有线骨干网连接。
Each node runs both the unicast routing protocol and the multicast routing protocols on a dynamic on demand basis, and interfaces seamlessly with the existing Internet infrastructure.
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