velocity

• There is a velocity difference across the radius of the pipe .
  这条管道半径两端间存在一速度差。
• Zero velocities on the cylinder were satisfied at the node points .
  圆柱上速度为零在节点上满足。
• A gas in thermal equilibrium has particles of all velocities .
  处于热平衡的气体，其粒子有一切速度。
• The study used relatively small values of superficial gas velocity .
  这项研究采用相当小的表观气速。
• The nitroalkanol imparts improved sensitivity and detonation velocities .
  硝化烷醇提高了感度和爆速。
• They sediment toward the bottom of the centrifuge tube at a velocity .
  它们以某一速度向管底方向沉降。
• From the extent of the red shifts the recession velocities can be computed .
  从红移量可以计算退行速度。
• A centrifuge is a device for whirling an object with a high velocity .
  离心机是使物体作高速旋转的装置。
• How would the relative velocity be altered if b were ahead of a ?
  假如B在A前面，那么相对速度怎样改变呢？
• The viscosity of the fluid has no direct effect on the velocity profile .
  流体的粘度对速度场没有直接影响。