For guaranteeing the gravel packing quality, the gravel packing quality test and packing effect evaluation were carried out in the two Wells under operation.
为确保砾石充填质量，对作业中的两口井进行砾石充填质量及其充填效果评价的试验。
Effect of packing material size is mainly on the column pressure and column efficiency.
填料粒径主要从柱效和压力两方面影响着制备色谱的应用。
The effect of ion bombardment on film packing density and moisture adsorption is examined.
研究了离子轰击对薄膜聚集密度和潮气吸附的影响。
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