velocity-head rod

Research on dynamic velocity drop in rod bar and wire tandem rolling

棒线材连轧动态速降的研究

互联网摘选

By momentum equation and momentum moment equation, the relation of centroid velocity and attack angle is obtained after spherical-nosed rod impacting at spherical target.

采用简化模型，通过动量方程和动量矩方程，获得了球形杆弹撞击球形靶板后弹体质心速度和攻角的关系。

互联网摘选

Once producing by socker rod pump, the velocity and pressure of liquid are changing with the time in unsteady flow.

在有杆泵抽油生产条件下，流体的速度和压力都随时间变化，处于非稳定流动状态。

互联网摘选

The study on the limit penetration velocity of ROD-FRAGMENTS impacting A3 armor plate

杆状破片对A3钢板的极限穿透速度研究

互联网摘选