最后又介绍了龙口平均流速的理论计算方法。
The theoretical computation of average flow velocity in the gap also is introduced.
进入到最终稳定挤压阶段时挤压方向金属流速计算值与理论挤出速度吻合很好。
The calculated extrusion speed in the stable extrusion stage is in good consistent with the theoretical one.
理论分析表明，液轮机的转速随着流体流速的增加而增大，同时流体阻力降也增大。
The theoretical analyses show that the rotating speed of hydraulic turbine and the pressure drop increase while the flowing velocity increases.
应用推荐