“Unsteady state flow through porous media”的概念、定义、翻译、参考文献-科学参考

单词	Unsteady state flow through porous media
释义	Unsteady state flow through porous media Encyclopedia 工学不稳定渗流释 Unsteady state flow through porous media不稳定渗流流体在多孔介质中流动时，运动的主要物理量（如压力、渗流速度等）不仅与空间位置有关，而且随时间变化的渗流方式。又称非定常流动。
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