1) length of entrance
进流段长
2) length of entrance
进流段长度
3) lean bow
尖进流段
4) entrance of vesse
进流段
5) length of run
去流段长
6) entrance length
进口段长度
1.
In this paper, the velocity distribution model, the pressure loss coefficient and the calculating method of bydrodynamic entrance lengths are derived in laminar entrance region of arbitrary triangular ducts by the means of an integral method, and then the concrete calculation and experiment are carried out for isosceles triangular ducts with two vortexes(2α= 45.
本文利用积分方法推出了任意顶角三角形管道层流进口段流动的速度分布模型、压力损失系数和进口段长度计算方法,并对两种倾角(α=β=22。
补充资料：依流平进
1.旧指在仕途中按照资历循次渐进。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条