在生产期间在储层内的细小粘土、石英颗粒或类似的物质在拖拉力作用下的移动。
The movement of fine clay, quartz particles or similar materials within the reservoir formation due to drag forces during production.
齿状回可区分分子层、颗粒细胞层和多形细胞层，其中颗粒细胞层内细胞多呈圆形或椭圆形。
Dentate gyrus included molecular layer, granular layer and polymorphic layer. There are round and elliptical cells in granular layer.
所采用的U型管式反应器基本实现床层内等温操作，用于筛选新型颗粒催化剂有较强的可比性。
The U tubular reactor employed in this reaction practically achieves isothermal operation inside the bed, and presents good comparable results in screening new catalyst.
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