根据夹层板的正应力、正应变和剪应力、剪应变沿板厚的分布关系，得到夹层板的弯曲、剪切修正系数。
The bending and shear modifying coefficients are derived according to the distribution of the stress and strain of the sandwich plate along the direction of the plate thickness.
由厚油层内部夹层分布特点，把其划分成多个流动单元，从而建立了厚油层内部结构框架。
According to the distribution of the interlayer, the thick pays are subdivided into many flow units to form the architecture framework.
针对老油田开发现状及存在的问题，开展了大厚层内薄夹层堵水技术研究。
The research of the technology of thin intercalation in thick layer was developed aiming at the production status and the existent problem.
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