开展线性注水先导试验，提高注入水的波及系数，改善区块开发效果。

Pilot test of linear water injection may be carried out to improve the sweep efficiency of the injected water and improve the effect of block development.

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本文具体讨论了注水过程中由于固体颗粒侵入造成地层伤害的非线性抛物型偏微分方程反问题模型。

In this paper, an inverse problem of a nonlinear parabolic partial differential equation of formation damage caused by the solids invading during the course of injection is presented.

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结果眼内压随注水时间的曲线呈非线性变化，可用分段函数拟合。

Results The relationship between IOP and injection time could be fitted to a segmented function with a characteristic point called IOPg.

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