The mechanism and influence factors of artificial roughness (ar) on enhanced heat transfer in chamber cooling channels have been analyzed.
对推力室冷却通道内的人为粗糙度强化换热机理进行了分析，讨论了影响人为粗糙度强化换热的因素。
It shows that reasonable use of artificial roughness on the cooling surface of the mould can enhance the cooling of the mould and increase productivity.
计算和分析表明：在热成形模具外冷却表面合理地设置人为粗糙度有利于强化对模具的冷却，提高生产效率。
The design principle, artificial roughness, component and function of automatic measuring and control system of the flood control model are introduced here.
文中论述了该段防洪模型的设计原理、加糙方法、自动检测与控制系统的组成和功能。
应用推荐