粉末或者目力在旋转流床内，受到环隙空气浮力，旋转离心力、自身中力作用，呈环周绳股状，粘和剂或包衣液喷入料层形成真球度及高的粒或连续均匀的衣膜。
Powder or mother granule in rotated fluid-bed will undertaken the action of air flouting force in ring gap, rotating centrifugal force and grity itself and appear cycle rope strain shape.
的气动喷嘴将粘合剂或包衣液喷入呈旋涡状的物料层，从而将粉体制成颗粒或获得连续均匀的衣膜。
Meanwhile the pneumatic nozzle installed under left wall spray binder or coating liquid into turbojet material, in this way granule or successive even film can be obtained.
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