If the current status change with time, intitules as the unsteady flow.
如果水流状态随时间变化而变化，则称为非恒定流。
As an exploratory research, unsteady flow model is feasible and potential.
作为探索性研究，非恒定流模型是可行的，有发展潜力的。
Actually, in the case of ventilation network disaster airflow always was unsteady flow.
实际上，在通风网络发生灾变的情况下经常会遇到非定常流动。
Actually, in the case of ventilation network disaster airflow always was unsteady flow.
实际上，在通风网络发生灾变的情况下经常会遇到非定常流动。
应用推荐