movable bed

• 动床,不定河床,活动河床

movable bed的用法和样例：

例句

1. But it has some limitations of geometry structure, so scaling up the draft tube spouted bed is an urgent task.
   但是导向管喷动床的几何结构也有一定的限制。
2. Calculated particle velocity and concentrations in a spouted bed are in agreement with experimental data.
   模拟得到的喷动床内颗粒速度和浓度实验数据吻合较好。