The results show the particle velocity in the annulus area in this equipment is about an order of magnitude higher than that in ordinary spout-fluid beds;
结果表明：稀相喷流床中环隙区颗粒的下降速度比传统喷动床高出一个数量级；
The results show the particle velocity in the annulus area in this equipment is about an order of magnitude higher than that in ordinary spout-fluid beds;
结果表明：稀相喷流床中环隙区颗粒的下降速度比传统喷动床高出一个数量级；
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