On the basis of sieve analysis for the formation sand, through the simulation experiments of sand production, the sieve-opening sine of premium screen pipe for sand control was determined.
在分析地层砂粒度分布的基础上，通过室内出砂模拟实验，确定了该油田各油层的防砂筛管挡砂精度。
The invention discloses a composing method for SBA-15 molecular sieve having organic absorbing property, belonging to the field of pollution control and technique.
本发明公开了一种对有机物具有吸附性能的SBA - 15分子筛的合成方法，属于污染控制与技术领域。
Through the control of the preparation conditions, the separation capability of the prepared tubular porous fiber molecular sieve membrane is significant.
通过制备条件的控制，所制得的管式多孔纤维分子筛膜的分离能力显著。
Through the control of the preparation conditions, the separation capability of the prepared tubular porous fiber molecular sieve membrane is significant.
通过制备条件的控制，所制得的管式多孔纤维分子筛膜的分离能力显著。
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