In this paper, the evolution of eddy structures in the backward-facing step flow was studied by using large eddy simulation.
本文对后台阶分离流动中涡结构的演变进行了大涡模拟，研究了流场结构的变化规律。
Backward-facing step flow is not only a typical example of complex separated flow of fluid dynamics, but also a class of common flow phenomena in many engineering fields.
后台阶流动不仅是流体力学中复杂分离流的一个典型例子，同时也是许多工程领域中一类常见的流动现象。
The re-circulation and reattachment process in backward-facing step flow is investigated using large eddy simulation (LES).
应用自主开发的大涡模拟程序数值模拟研究了后台阶流动中再附着过程的演变。
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