雷诺应力，又称湍流应力，是指雷诺方程中脉动 动量交换所引起的附加应力。它包括附加法向应力和附加剪应力。
Mean Reynolds stress decreases with bubble injection at high Reynolds numbers and the decreasing of Reynolds stress with polymer additives is much more than that in a pure water case.
注入气泡使混合层中心区域内的雷诺应力增大,峰值区域范围减小,添加聚合物的混合层中的雷诺应力峰值增大得更多。
参考来源 - 黏弹性流体泡状流混合层流动的PIV实验研究Within the vegetation, turbulence intensity distribution is anisotropic, the Reynolds stress is relatively small, and hence vertical turbulent transport of momentum is negligible.
在植被的内部，水流的紊动强度分布具有各向异性，雷诺应力相对较小，因此垂向的紊动动量输运可以忽略不计。
参考来源 - 非淹没植被水流特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
着重讨论了各雷诺应力分量的分布。
采用雷诺应力模型对动态旋流器湍流流场进行模拟。
The turbulent flow field within dynamic hydrocyclone was simulated by means of RSM model.
结果表明，雷诺应力模型对于转捩过程的捕捉能力有限。
The results indicated that Reynolds stress model has certain capability to simulate transition process.
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