screened sand
... 过筛煤 gradedcoal 过筛砂 siftedsand ; screenedsand 吸入过筛 Phad ; Phadiatop ...
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未过筛砂 unscreened sand
旧砂过筛处理 dry reconditioning
·2,447,543篇论文数据,部分数据来源于NoteExpress
由于携砂液向地层的滤失以及通过筛管缝隙的流体质量交换,水平井砾石充填过程中冲筛、井筒环空两个流动系统均为复杂的变质量流。
During the process of gravel-packing in horizontal Wells, there are the filtration flow of the carrier fluid to the formation and the exchange flow through the screen slots.
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