Conclusions FC method for measuring ERO with feasibility in aortic regurgitation with a flat proximal flow convergence Angle, provides a reliable approach to quantify aortic regurgitation.

结论在近端血流会聚角为水平型的主动脉瓣反流患者，血流会聚法能够准确地测量ero，是一种简便、实用的定量主动脉瓣反流程度的新方法。

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Using this equivalence, we construct some new perturbed proximal point algorithms and prove the convergence of iterative sequences generated by the algorithms.

利用这种等价性，构造了一些新的扰动近似点算法，并证明了由此算法所产生的迭代序列的收敛性。

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