One of the classic long-running Internet development debates has been the question of whether or not you need two-phase commit style transactions for the Web.

因特网开发的一个典型的长期存在的争论是：是否需要两阶段提交方式的 Web 事务。

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Based on clear physical concepts, complete nonlinear dynamic equations of two-phase media are derived by using classic mechanical principle directly.

本文以清楚的物理概念，依据经典力学原理建立了两相介质完整的动力学非线性方程组。

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On cerebral angiography, the classic "Medusa head" appearance is visualized on the venous phase, with the arterial and capillary phases normal.

脑血管造影，表现为静脉期典型的海蛇头征，动脉期和微血管期表现正常。

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